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Heater Hose


Designed To Outlast The Heat


Used for applications like Coolant systems, pumps, hydraulic, airline, fluid transfer, etc. Reinforced with polyester thread which supports a temperature range of -65° to 350°F. Provides pressure support up to 235 psi depending on diameter. Very flexible material.



Temperature Resistance:

Our silicone heater hoses are designed to handle high-temperature conditions, making them ideal for use in automotive and industrial applications. They can handle temperatures ranging from -50°C to +220°C, making them the perfect choice for demanding environments.


Our silicone heater hoses are made from premium quality silicone materials that are highly resistant to wear and tear. This means they can withstand the toughest of conditions, including exposure to oil, grease, and other chemicals. Our hoses also have excellent resistance to weather and UV light, ensuring they maintain their integrity and functionality even in harsh outdoor environments.


Our silicone heater hoses are designed to provide an efficient flow for your engine, with low permeability and high burst pressure ratings. They are also highly flexible and can be easily bent to fit into tight spaces, making them ideal for a range of applications.

Easy Installation:

Our silicone heater hoses are designed with ease of installation in mind. They come in a range of sizes and shapes to fit any application and are easy to install with standard hose clamps. Our hoses also have a smooth interior that minimizes flow resistance, making them ideal for use in high-flow applications.


Our silicone heater hoses are suitable for a wide range of applications, including coolant systems, heating systems, and other industrial applications. They are available in a variety of sizes, shapes, and colors, making it easy to find the perfect hose for your specific application.

Available Customizations

Ply Configurations:

Available in 3, 4, 5 and 6 ply configurations.

Length Range:

Up to 500ft in one run. Custom lengths available. Reels available upon request.

Diameter Range:

From 0.15” up to 1.25”.

Temperature Ranges:

From -65°F to +350°F with Polyester reinforcement. Add Nomex®
reinforcement for resistance up to +500°F.

Reinforcement Options:

Polyester, Nomex®, Fiberglass, Fluroliner and extra support rings
available upon request.

Colors and Finish Options:

Black, Royal Blue, Red, Brick Red, Green. Finish options in Matte, Glossy, and Satin. Custom colors are available upon request.

Can’t find what you’re looking for? Contact us today and we’ll answer all of your questions.

Applicable Industries


Whether it’s silicone radiator hose, high temperature silicone turbo hose , Thermal Flex has the right products for your demanding applications.

Heavy Truck

THERMAL FLEX is committed to manufacturing the highest quality silicone hoses for the Heavy Truck Industry.


THERMAL FLEX designs and manufactures premium quality silicone hoses for the Marine industry with temperature resistance as low as -65F and as high as 500F.


THERMAL FLEX manufactures silicone hose to meet the most demanding industry application, complying with most standard specifications.