Products Heating Chemicals & Antifreeze System Maintenance

System Maintenance

Hercules® and Masters® Boiler and Heating System Maintenance Products are formulated to maintenance steam, hot water and hydronic boilers. These products remove sludge and prevent clogging and corrosion. Additionally, Hercules® or Masters® Boiler and Heating System Maintenance Products extend the life of the boiler and heating system, reduce noise and allow them to run more efficiently.

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067001001641_H_001.png - Masters® 1 L Pro-Tek 922 Concentrated Inhibitor

Masters® Pro-Tek 922 Concentrated Inhibitor

Masters

No

Reduces the rate of corrosion and scale formation caused by oxygen, pipe cuttings, welding by-products, oils and bacterial growth.

Compatible with aluminum, copper, iron, brass and steel, as well as PEX and ONIX tubing typically used in hydronic installations.

Non-hazardous and environmentally friendly.

Concentrated formula (mix 1 part chemical to 50 parts water)

Liquid

Boiler Corrosion Inhibitor

Yes

1 qt.

1 gal.

032628352711_H_001.jpg - Hercules® Test Strips, 6 - 10 Packs

Hercules® Cryo-Tek™ Test Strips

Hercules

Yes

0 lb.

Contains 10 color-coded, disposable test strips

Freeze protection levels and corrosion protection levels should be checked annually

Add Cryo-Tek™ product if freeze protection is inadequate

Add Cryo-Tek™ Universal Inhibitor if pH is below 85

No

032628352971_H_001.jpg - Hercules® 32 oz. Sludgehammer™ Universal Corrosion Inhibitor

Hercules® Sludgehammer™ Universal Corrosion Inhibitor

Hercules

32 oz.

Boiler Corrosion Inhibitor

Yes

2.45 lb.

Clear

Liquid

Suitable for all metals, including aluminum, cast iron and stainless steel

Meets ASTM D 4340 - Corrosion Test for cast aluminum alloys in engine coolants

Replaces Cryo-tek Inhibitor (35276 & 35278) and Cryo-Tek AL Inhibitor (35277 & 35274) in the United States

Replaces Cryo-tek Inhibitor (352769) in Canada

No

946

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