1¼"/1½" (32/40mm) Waste Air Admittance Valve

An air admittance valve (AAV) that lets air into the waste system to stop traps being siphoned, while keeping drain smells out. Solvent weld connection.

A quality, cost-effective alternative to Marley waste fittings, made by Excel Industries.

Typical uses

Sink, basin, bath, shower and appliance waste runs. Cut the pipe square, deburr and clean it, apply solvent cement to the pipe and the socket, push fully home and hold for a few seconds. Solvent cement is sold separately.

Specifications

Waste pipe sizes: 1¼" = 32mm, 1½" = 40mm, 2" = 50mm. Check the size printed on your existing pipe before ordering.

Specifications from Excel Industries (catalogue Issue 26.7, waste pipe & fittings, page 61). Images are catalogue photos with sizes added.