New design allows you to run 4 separate lines to venturi your spa bath jets, ideal for multi jet spas.
No Lock nut required, has the new self adhesive pad for easy installation.
Increased air opening allows more air intake to ensure adequate air supply to all jets.
4 way barbs rotate 360º for easy alignment.
Positive sealing diaphragm ensuring no water feed back under normal bath conditions.
Under bath spring to ensure stability during bath installation.
Hole size required is 29mm.