Watts ET-RA-85 - Part of the ET-RA Series ZC100F-3NH This Watts high volume roof

This Watts high volume roof drain is engineered with epoxy coated cast iron for long life and durability

1/2 IN sweat connections

ZN415C-4NL

with initial pressure up to 200 psi and adjusting spring for reduced pressure range of 5 to 40 psi (0

Heel-proof ductile-iron grate designed for heavy commercial loads

Watts ET-RA-85 - Part of the ET-RA Series ZC100F-3NH This Watts high volume roofThis 23 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 removable bladder type precharged expansion tank. The excess water is contained in the heavy duty replaceable butyl bladder preventing tank corrosion and waterlogging problems. Maximum Pressure is 125 psi (8. 5 bar). Features ASME Section VIII code construction Heavy duty removable