Rectorseal Sealmaster, 1 Quart

Sealmaster fills and seals cracks, holes and loose joints in steam systems. It forms a cement-like water-tight plug. Sealmaster's unique corrosion inhibitor protects the boiler's surface from pitting, even after complete draining. Characteristics Seals leaks Inhibits corrosion in steam boilers Contains no petroleum distillates Will not harm seals or gaskets Applications Sealmaster is used to seal leaks in Steam boilers, hot water boilers and baseboard radiators. Sealmaster should be used on new installations and whenever piping repairs, related to the steam and hydronic systems, are made. This procedure will help assure the elimination of costly and annoying leaks.