SilverKing Boiler Stop Leak 1qt

1 quart

SAFE LIQUID BOILER STOP LEAK is scientifically formulated to form a water insoluble seal in steam and hot water boilers and entire hot water systems including radiant systems.

• Safe to use in all boilers
• Contains no petroleum or hazardous components
• Will not sludge or clog
• Will not surge
• Compatible with propylene glycol and ethylene glycol anti-freeze