Watts 0212010|WW0212010 - ETA-240 EXP TANK 140G FT MNT ASME 1-1/2"

This 140 gallon pressurized expansion tank is designed to absorb the expansion forces and control the pressure in heating and cooling systems. It is an ASME Section VIII fixed bladder type precharged expansion tanks. The excess water is contained in the heavy duty butyl bladder preventing tank corrosion and waterlogging problems. Maximum pressure of 125 psi (8.5 bar).