Description
Spa Air Manifolds. These are used by most spa manufacturers to allow suction of air through the jets via an Air Control Venturi. Fits 25mm or 1" pressure PVC, with barbs to connect to 10mm or 3/8" Spa air venturi tube.
Simply join together with PVC glue and use a 25mm cap or bung to close off the end.
Each manifold comes with a plug in case you don't need to use one of the barb nipples


