20 Br/8 Stk Aav 1.5 Pvc Adpt

20 Br/8 Stk Aav 1.5 Pvc Adpt

An air admittance valve shall be acceptable as a vent termination for any individual vent, common vent, circuit vent, loop vent, island fixture vent, vent stack or stack vent to prevent siphonage of a fixture trap | The purpose of an air admittance valve is to provide a method of allowing air to enter the plumbing drainage system without the use of a vent extended to open air and to prevent sewer gases from escaping into the building | An air admittance valve is a one-way valve designed to allow air to enter the plumbing drainage system when negative pressures develop in the piping system | Th

Specifications

• Material: Plastic
• Finish: White

Manufacturer: Proflo · Part #: 3900519