New Products Elbow with Drain/Vent Features a drain/vent that allows for water to be drained from the line if needed. Compatible with PEX, copper, CPVC, PE-RT and HDPE pipe. U5248LF 1/2 in. x 1/2 in. x 1/8 in. NPSM Drain Thread 6 $12.60 U5256LF 3/4 in. x 3/4 in. x 1/8 in. NPSM Drain Thread 6 $15.50 U5260LF 1 in. x 1 in. x 1/8 in. NPSM Drain Thread 3 $28.50 Click SealĀ® Push-To-Connect Fixture Connectors A one-piece connector design that cobines a 1/2 in.