Holding Tank Vacuum Relief Valve Features:Vacuum Relief Valve Mounting Instructions
- 1. Drill 2-1/2 dia. hole on top of tank (use hole saw).
- 2. Press uniseal into hole.
- 3. Apply thin layer of liquid soap on valve PVC Pipe.
- 4. Press valve into uniseal.
This holding tank vacuum relief valve manufactured by Trionic marine products protects boat and rv holding tanks from excessive suction during pump outs. This valve features a special sealing ring that does not require sealant or spinweld fittings.
The Holding Tank Vacuum Relief Valve is available for sale nationwide.