{"title":"Flexfab 5521 Green Silicone Heater Hose","description":"\u003cp\u003eFlexfab 5521 green premium silicone heater hose, SAE J20R3 Class A. Sold by the foot, in boxed coils and on reels.\u003c\/p\u003e","products":[{"product_id":"flexfab-5521-025-1-4-id-silicone-heater-hose-per-foot","title":"1\/4\" (6mm) ID Green Silicone Heater Hose, Sold Per Foot | Flexfab 5521-025","description":"\u003cp\u003eFlexfab 5521 green silicone heater hose, 1\/4\" (6mm) inside diameter, priced per foot. Set the quantity to the number of feet you need.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193319379128,"sku":"FLEX 5521-025 (1) v1.0","price":11.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-025-1-4-id-x-5-ft-silicone-heater-hose","title":"1\/4\" (6mm) ID x 5 ft Green Silicone Heater Hose | Flexfab 5521-025","description":"\u003cp\u003eA 5 ft length of Flexfab 5521 green silicone heater hose, 1\/4\" (6mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193319444664,"sku":"FLEX 5521-025 (5) v1.0","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-025-1-4-id-x-10-ft-silicone-heater-hose","title":"1\/4\" (6mm) ID x 10 ft Green Silicone Heater Hose | Flexfab 5521-025","description":"\u003cp\u003eA 10 ft length of Flexfab 5521 green silicone heater hose, 1\/4\" (6mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193319477432,"sku":"FLEX 5521-025 (10) v1.0","price":58.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-025-1-4-id-x-25-ft-boxed-silicone-heater-hose","title":"1\/4\" (6mm) ID x 25 ft Boxed Green Silicone Heater Hose | Flexfab 5521-025","description":"\u003cp\u003eA factory-boxed 25 ft coil of Flexfab 5521 green silicone heater hose, 1\/4\" (6mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. 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Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193320198328,"sku":"FLEX 5521-031 (1) v1.0","price":12.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-031-5-16-id-x-5-ft-silicone-heater-hose","title":"5\/16\" (8mm) ID x 5 ft Green Silicone Heater Hose | Flexfab 5521-031","description":"\u003cp\u003eA 5 ft length of Flexfab 5521 green silicone heater hose, 5\/16\" (8mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. 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It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193320722616,"sku":"FLEX 5521-031 (25 Box) v1.0","price":165.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo_Boxed.jpg?v=1790560713"},{"product_id":"flexfab-5521-031-5-16-id-x-50-ft-boxed-silicone-heater-hose","title":"5\/16\" (8mm) ID x 50 ft Boxed Green Silicone Heater Hose | Flexfab 5521-031","description":"\u003cp\u003eA factory-boxed 50 ft coil of Flexfab 5521 green silicone heater hose, 5\/16\" (8mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193320755384,"sku":"FLEX 5521-031 (50 Box) v1.0","price":325.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo_Boxed.jpg?v=1790560713"},{"product_id":"flexfab-5521-038-3-8-id-silicone-heater-hose-per-foot","title":"3\/8\" (10mm) ID Green Silicone Heater Hose, Sold Per Foot | Flexfab 5521-038","description":"\u003cp\u003eFlexfab 5521 green silicone heater hose, 3\/8\" (10mm) inside diameter, priced per foot. 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Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193320788152,"sku":"FLEX 5521-038 (1) v1.0","price":11.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-038-3-8-id-x-5-ft-silicone-heater-hose","title":"3\/8\" (10mm) ID x 5 ft Green Silicone Heater Hose | Flexfab 5521-038","description":"\u003cp\u003eA 5 ft length of Flexfab 5521 green silicone heater hose, 3\/8\" (10mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. 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Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193321214136,"sku":"FLEX 5521-038 (10) v1.0","price":63.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-038-3-8-id-x-25-ft-boxed-silicone-heater-hose","title":"3\/8\" (10mm) ID x 25 ft Boxed Green Silicone Heater Hose | Flexfab 5521-038","description":"\u003cp\u003eA factory-boxed 25 ft coil of Flexfab 5521 green silicone heater hose, 3\/8\" (10mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193321246904,"sku":"FLEX 5521-038 (25 Box) v1.0","price":145.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo_Boxed.jpg?v=1790560713"},{"product_id":"flexfab-5521-038-3-8-id-x-50-ft-boxed-silicone-heater-hose","title":"3\/8\" (10mm) ID x 50 ft Boxed Green Silicone Heater Hose | Flexfab 5521-038","description":"\u003cp\u003eA factory-boxed 50 ft coil of Flexfab 5521 green silicone heater hose, 3\/8\" (10mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193321279672,"sku":"FLEX 5521-038 (50 Box) v1.0","price":285.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo_Boxed.jpg?v=1790560713"},{"product_id":"flexfab-5521-050-1-2-id-silicone-heater-hose-per-foot","title":"1\/2\" (13mm) ID Green Silicone Heater Hose, Sold Per Foot | Flexfab 5521-050","description":"\u003cp\u003eFlexfab 5521 green silicone heater hose, 1\/2\" (13mm) inside diameter, priced per foot. 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Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193321345208,"sku":"FLEX 5521-050 (1) v1.0","price":12.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-050-1-2-id-x-5-ft-silicone-heater-hose","title":"1\/2\" (13mm) ID x 5 ft Green Silicone Heater Hose | Flexfab 5521-050","description":"\u003cp\u003eA 5 ft length of Flexfab 5521 green silicone heater hose, 1\/2\" (13mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193321377976,"sku":"FLEX 5521-050 (5) v1.0","price":39.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-050-1-2-id-x-10-ft-silicone-heater-hose","title":"1\/2\" (13mm) ID x 10 ft Green Silicone Heater Hose | Flexfab 5521-050","description":"\u003cp\u003eA 10 ft length of Flexfab 5521 green silicone heater hose, 1\/2\" (13mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193321410744,"sku":"FLEX 5521-050 (10) v1.0","price":71.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-050-1-2-id-x-25-ft-boxed-silicone-heater-hose","title":"1\/2\" (13mm) ID x 25 ft Boxed Green Silicone Heater Hose | Flexfab 5521-050","description":"\u003cp\u003eA factory-boxed 25 ft coil of Flexfab 5521 green silicone heater hose, 1\/2\" (13mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193321443512,"sku":"FLEX 5521-050 (25 Box) v1.0","price":167.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo_Boxed.jpg?v=1790560713"},{"product_id":"flexfab-5521-050-1-2-id-x-50-ft-boxed-silicone-heater-hose","title":"1\/2\" (13mm) ID x 50 ft Boxed Green Silicone Heater Hose | Flexfab 5521-050","description":"\u003cp\u003eA factory-boxed 50 ft coil of Flexfab 5521 green silicone heater hose, 1\/2\" (13mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193321509048,"sku":"FLEX 5521-050 (50 Box) v1.0","price":328.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo_Boxed.jpg?v=1790560713"},{"product_id":"flexfab-5521-062-5-8-id-silicone-heater-hose-per-foot","title":"5\/8\" (16mm) ID Green Silicone Heater Hose, Sold Per Foot | Flexfab 5521-062","description":"\u003cp\u003eFlexfab 5521 green silicone heater hose, 5\/8\" (16mm) inside diameter, priced per foot. Set the quantity to the number of feet you need.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193321541816,"sku":"FLEX 5521-062 (1) v1.0","price":13.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-062-5-8-id-x-5-ft-silicone-heater-hose","title":"5\/8\" (16mm) ID x 5 ft Green Silicone Heater Hose | Flexfab 5521-062","description":"\u003cp\u003eA 5 ft length of Flexfab 5521 green silicone heater hose, 5\/8\" (16mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193321574584,"sku":"FLEX 5521-062 (5) v1.0","price":44.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-062-5-8-id-x-10-ft-silicone-heater-hose","title":"5\/8\" (16mm) ID x 10 ft Green Silicone Heater Hose | Flexfab 5521-062","description":"\u003cp\u003eA 10 ft length of Flexfab 5521 green silicone heater hose, 5\/8\" (16mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193321640120,"sku":"FLEX 5521-062 (10) v1.0","price":80.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-062-5-8-id-x-25-ft-boxed-silicone-heater-hose","title":"5\/8\" (16mm) ID x 25 ft Boxed Green Silicone Heater Hose | Flexfab 5521-062","description":"\u003cp\u003eA factory-boxed 25 ft coil of Flexfab 5521 green silicone heater hose, 5\/8\" (16mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. 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Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193322131640,"sku":"FLEX 5521-075 (10) v1.0","price":96.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-075-3-4-id-x-25-ft-boxed-silicone-heater-hose","title":"3\/4\" (19mm) ID x 25 ft Boxed Green Silicone Heater Hose | Flexfab 5521-075","description":"\u003cp\u003eA factory-boxed 25 ft coil of Flexfab 5521 green silicone heater hose, 3\/4\" (19mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. 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Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193322459320,"sku":"FLEX 5521-075 (50 Box) v1.0","price":456.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo_Boxed.jpg?v=1790560713"},{"product_id":"flexfab-5521-075-3-4-id-x-300-ft-reel-silicone-heater-hose","title":"3\/4\" (19mm) ID x 300 ft Reel Green Silicone Heater Hose | Flexfab 5521-075","description":"\u003cp\u003eA full 300 ft reel of Flexfab 5521 green silicone heater hose, 3\/4\" (19mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. 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Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193322754232,"sku":"FLEX 5521-087 (1) v1.0","price":19.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-087-7-8-id-x-5-ft-silicone-heater-hose","title":"7\/8\" (22mm) ID x 5 ft Green Silicone Heater Hose | Flexfab 5521-087","description":"\u003cp\u003eA 5 ft length of Flexfab 5521 green silicone heater hose, 7\/8\" (22mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193322787000,"sku":"FLEX 5521-087 (5) v1.0","price":73.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-087-7-8-id-x-10-ft-silicone-heater-hose","title":"7\/8\" (22mm) ID x 10 ft Green Silicone Heater Hose | Flexfab 5521-087","description":"\u003cp\u003eA 10 ft length of Flexfab 5521 green silicone heater hose, 7\/8\" (22mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193323049144,"sku":"FLEX 5521-087 (10) v1.0","price":138.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-087-7-8-id-x-25-ft-boxed-silicone-heater-hose","title":"7\/8\" (22mm) ID x 25 ft Boxed Green Silicone Heater Hose | Flexfab 5521-087","description":"\u003cp\u003eA factory-boxed 25 ft coil of Flexfab 5521 green silicone heater hose, 7\/8\" (22mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193323081912,"sku":"FLEX 5521-087 (25 Box) v1.0","price":336.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo_Boxed.jpg?v=1790560713"},{"product_id":"flexfab-5521-087-7-8-id-x-50-ft-boxed-silicone-heater-hose","title":"7\/8\" (22mm) ID x 50 ft Boxed Green Silicone Heater Hose | Flexfab 5521-087","description":"\u003cp\u003eA factory-boxed 50 ft coil of Flexfab 5521 green silicone heater hose, 7\/8\" (22mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193323573432,"sku":"FLEX 5521-087 (50 Box) v1.0","price":665.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo_Boxed.jpg?v=1790560713"},{"product_id":"flexfab-5521-100-1-id-silicone-heater-hose-per-foot","title":"1\" (25mm) ID Green Silicone Heater Hose, Sold Per Foot | Flexfab 5521-100","description":"\u003cp\u003eFlexfab 5521 green silicone heater hose, 1\" (25mm) inside diameter, priced per foot. Set the quantity to the number of feet you need.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193324032184,"sku":"FLEX 5521-100 (1) v1.0","price":19.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-100-1-id-x-5-ft-silicone-heater-hose","title":"1\" (25mm) ID x 5 ft Green Silicone Heater Hose | Flexfab 5521-100","description":"\u003cp\u003eA 5 ft length of Flexfab 5521 green silicone heater hose, 1\" (25mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193324294328,"sku":"FLEX 5521-100 (5) v1.0","price":74.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-100-1-id-x-10-ft-silicone-heater-hose","title":"1\" (25mm) ID x 10 ft Green Silicone Heater Hose | Flexfab 5521-100","description":"\u003cp\u003eA 10 ft length of Flexfab 5521 green silicone heater hose, 1\" (25mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193324949688,"sku":"FLEX 5521-100 (10) v1.0","price":140.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-100-1-id-x-25-ft-boxed-silicone-heater-hose","title":"1\" (25mm) ID x 25 ft Boxed Green Silicone Heater Hose | Flexfab 5521-100","description":"\u003cp\u003eA factory-boxed 25 ft coil of Flexfab 5521 green silicone heater hose, 1\" (25mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193325015224,"sku":"FLEX 5521-100 (25 Box) v1.0","price":344.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo_Boxed.jpg?v=1790560713"},{"product_id":"flexfab-5521-100-1-id-x-50-ft-boxed-silicone-heater-hose","title":"1\" (25mm) ID x 50 ft Boxed Green Silicone Heater Hose | Flexfab 5521-100","description":"\u003cp\u003eA factory-boxed 50 ft coil of Flexfab 5521 green silicone heater hose, 1\" (25mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193325375672,"sku":"FLEX 5521-100 (50 Box) v1.0","price":685.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo_Boxed.jpg?v=1790560713"},{"product_id":"flexfab-5521-100-1-id-x-200-ft-reel-silicone-heater-hose","title":"1\" (25mm) ID x 200 ft Reel Green Silicone Heater Hose | Flexfab 5521-100","description":"\u003cp\u003eA full 200 ft reel of Flexfab 5521 green silicone heater hose, 1\" (25mm) inside diameter.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193325408440,"sku":"FLEX 5521-100 (200 Reel) v1.0","price":2730.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo_Reel.jpg?v=1790560713"},{"product_id":"flexfab-5521-125-1-1-4-id-silicone-heater-hose-per-foot","title":"1-1\/4\" (32mm) ID Green Silicone Heater Hose, Sold Per Foot | Flexfab 5521-125","description":"\u003cp\u003eFlexfab 5521 green silicone heater hose, 1-1\/4\" (32mm) inside diameter, priced per foot. Set the quantity to the number of feet you need.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193325670584,"sku":"FLEX 5521-125 (1) v1.0","price":24.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-125-1-1-4-id-x-5-ft-silicone-heater-hose","title":"1-1\/4\" (32mm) ID x 5 ft Green Silicone Heater Hose | Flexfab 5521-125","description":"\u003cp\u003eA 5 ft length of Flexfab 5521 green silicone heater hose, 1-1\/4\" (32mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? Email support@industrialsupplyworld.com and a real tech will answer.\u003c\/p\u003e","brand":"Flexfab","offers":[{"title":"Default Title","offer_id":54193325736120,"sku":"FLEX 5521-125 (5) v1.0","price":92.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/1957\/2664\/files\/Flexfab_5521_Stock_Photo.jpg?v=1790560713"},{"product_id":"flexfab-5521-125-1-1-4-id-x-10-ft-silicone-heater-hose","title":"1-1\/4\" (32mm) ID x 10 ft Green Silicone Heater Hose | Flexfab 5521-125","description":"\u003cp\u003eA 10 ft length of Flexfab 5521 green silicone heater hose, 1-1\/4\" (32mm) inside diameter, cut to length from stock.\u003c\/p\u003e\u003cp\u003eThe heavier .170\" to .220\" wall adds burst strength. Silicone stays flexible through years of heat cycling and won't harden or crack at the clamps the way EPDM rubber does. It's made for heater, coolant, and heated-water lines, and it isn't rated for fuel or oil.\u003c\/p\u003e\u003cp\u003eQuestions on fit or clamping? 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