Hvac systems/hydronicwatts-check-assembly-rubber-repair-kit-1-1-4-in-and-2-in-lead-freeDimensions: 3.4 x 6.2 x 5.4
Servicing first and second checks sizes 2-1/2 inch to 3": remove hatch cover bolts | note: the 909 is designed so that when the bolts are backed off 1/2", all the spring load is released from the cover and retained by the check module - manufacturer: Watts Water Technologies
Brand: Watts Water Technologies, Model: 794070, Size: 3.4 x 6.2 x 5.4