Heating and Cooling

Sludge Treat storage tank additive cleans and conditions heating system fuel oil. Prevents fuel-related failures, improves combustion efficiency, reduces soot formation and conserves energy. Hercules products are built to last and are trusted by plumbers...

Hercules Boiler Liquid seals and repairs cracks and leaks in steam and hot water systems. Prevents steam boiler surging and will not clog or coat submerged hot waterheating coils, controls, vents, or valves.