OATEY Sure-Vent 1-1/2" x 2" ABS Air Admittance Valve

Oatey® Sure-Vent® 20 DFU capacity air admittance valve's one-way valve allows air to enter the plumbing drainage system when negative pressures develop in the piping system.

• Provides 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 a building
• It is designed to allow air to enter the plumbing drainage system when negative pressures develop in the piping system
• Complies to ANSI/ASSE 1051 A&B
• Adapter allows solvent welding to 1-1/2" or 2" Schedule 40 PVC pipe or threads into 2" FIP fitting
• Each valve individually tested
• Valve: PVC with 2" NPT threads
• Tension membrane: neoprene
• Adapter: 1-1/2" x 2" PVC/ABS

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