SOS Products Fast Seal Boiler Stop Leak – 1 lb HVAC The shaft is 1/2×4

The shaft is 1/2×4

Ideal for standard toilet installations and replacements

Add this rear-register to your Forsaire Electric heater to add heat to a second rear connected room

Honeywell 120 volt flame safe guard protectorelay

Polished Chrome

SOS Products Fast Seal Boiler Stop Leak – 1 lb HVAC The shaft is 1/2×4SOS Products Fast Seal is a professional grade boiler leak sealing compound used in hot water and steam heating systems. It helps stop small leaks in boilers, radiators, fittings, and threaded joints. The formula is safe for metal systems and does not interfere with normal system operation when used as directed.