Sure-Vent Air Admittance Valve For One And A Half Inch To Two Inch Vent Lines, DFU 160 Branch Or Twenty Four Stack Capacity, Includes Straight ABS Schedule Forty Adapter, Protective Sleeve For Debris Shield And Easy Grip Installation

Air Admittance Valve for 1-1/2 to 2 in Vent Lines
✔️ For 1-1/2 to 2 in vent pipes, 160 DFU branch or 24 DFU stack

Air Admittance valves provide a handy venting solution for island sinks, remote bathrooms and remodel jobs by eliminating the need for a stack vent. They open and close with pressure changes to block sewer gases in DWV systems. They vent up to 160 DFU (branch) or 24 DFU (stack) and fit 1-1/2 to 2 inch pipes. The unit includes a straight ABS Schedule 40 adapter and protective sleeve for debris shield and easy grip installation. Each valve is individually tested and designed to meet ASSE 1050/1051, IPC and UPC.

✅ Vent for 1-1/2 in to 2 in vent pipe, 160 DFU branch or 24 DFU stack
✅ Includes straight ABS Schedule 40 adapter and protective sleeve
✅ Debris shield and easy grip installation design
✅ 100% tested at 1/4 in. H2O and 30 in. H2O for reliable performance
✅ ASSE 1050/1051, IPC and UPC compliance
✅ For use as a secondary vent in DWV systems

💡 What is an air admittance valve used for in residential plumbing venting?

This handy vent device balances pressure and blocks sewer gases, reducing the need for roof vent stacks on many projects.

* handy vent option for islands, remodels, and remote bathrooms * helps vent drainage without a roof vent stack * compatible with 1-1/2 to 2 in piping and ABS/PVC adapters * code-compliant with ASSE 1050/1051, IPC, UPC