Category: Heating Chemicals & Antifreeze

Heating Chemicals & Antifreeze

Heating System Antifreeze


Preventing bacteria, corrosion, scale, and foaming in your heating systems is crucial for the longevity and efficiency of the appliance. These systems are also responsible for heating your home or business; therefore, heating system antifreeze is necessary to avoid costly freeze damage.


With the help of heating system and boiler cleaners from Craft Supply, you can maintain your system to ensure it works properly. Keep your heating system in tip-top shape with our products that are made to clean and condition steam and hot water boilers as well as hydronic heating systems.


Browse through our heating system antifreeze and boiler cleaners to find exactly what you need for your appliance. If you have questions or concerns, please do not hesitate to reach out!

Showing all 6 results

  • SKU:6611

    5 gal. Cryo-Tek™ Original Antifreeze

    $97.80

    Cryo-Tek™ Original Antifreeze is designed for hydronic heating and cooling closed loop systems, most solar heating systems, snow melts, radiant heat and general plumbing systems.

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  • SKU:3647

    Hercules 1 gal. Heavy Body Furnace Cement

    $37.16

    Use to seal and repair boilers, furnaces, flue pipes, stoves, ducts, kilns, chimneys, combustion chambers, and many other furnace and refractory applications. Unique patented clean’n friendly formula meets OSHA’s requirement of less than 0.1% of crystalline silica content. Applies exceptionally smoothly. Can be used on oil, gas, coal, and wood-burning heating systems. Adheres to most …

    Hercules 1 gal. Heavy Body Furnace CementRead More

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  • SKU:1807

    Hercules 32 oz. Boiler and Heating System Cleaner, #35206

    $14.65

    Boiler and Heating System Cleaner is formulated to clean and condition steam and hot water boilers and hydronic heating systems.

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  • SKU:4797

    Hercules 32 oz. Boiler Liquid, #30115

    $16.80

    Boiler Liquidseals and repairs cracks and leaks in steam or hot water hot water heating boilers. The long lasting seal expands and contracts with heat, resists pressure, and is not affected by boiler cleaners.

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  • SKU:1817

    Hercules 4 oz. Scout, Steam Boiler Cleaner, 35100

    $17.00

    Boiler and Heating System Cleaner is formulated to clean and condition steam and hot water boilers and hydronic heating systems.

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  • SKU:4508

    ITW 1 gal White Pipe Insulation Mastic

    $63.70

    In the wet state, VI-CRYL CP-10/11 weather barrier coatings is non-flammable It contains no solvents that will attack insulations or facings The cured film is tough, flexible and resists most common chemicals and many solvents It is fire-resistive: Its flame spread index being within the range of acceptance of government and industrial agencies

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