595926 Features: -comfort.-Material: plastic part.-Installed under the sink at the fixture furthest from the water heater.-1'' -0.5'' Threaded.-Use with UP comfort series pumps.-Prevents cold water runoff. Specifications: -For UP15-10SU7P/TLC comfort series 1/25 HP recirculator. Dimensions: -Dimensions: 1'' H x 2'' W x 6'' D.
From the Manufacturer
Replacement Comfort Valve for Grundfos UP15-10SU7P/TLC Comfort Series 1/25 HP Recirculator. The Comfort Valve is installed under the sink at the fixture furthest from the water heater. Eliminates cold water runoff at the faucet.