About this item

• Sure-Vent air admittance valve with PVC Sch. 40 adapter
• Use as an alternative to a secondary vent in a DWV system
• Vents up to 160 DFU Branch or 24 DFU Stack
• One size approved to handle 1-1/2 in.–2 in. vent pipe
• Protective sleeve provides grip for installation and keeps valve free from debris
• 100% functionally tested at 1/4 in. H2O and 30 in. H2O, ensuring trouble-free performance
• Complies to ASSE Standard 1050 and 1051. International Plumbing Code (IPC) and Uniform Plumbing Code (UPC) approved