Have questions about this product? Our experts are here to help! Email Find Your Nearest Location Oatey® Sure-Vent® 1.5 Inch 20 Branch, 8 Stack DFU Air Admittance Valve with PVC Sched. 40 Adapter SKU: OAT39228 Oatey Scs 39228 Selling UnitEA For use as a secondary ventPVC Schedule 40 AdapterOne size approved to handle up to 2" vent pipeVents up to 20 DFU Branch or 8 DFU Stack Price: Price? Available for Pickup Only Out of Stock MY STORE: (CHANGE) Quantity - Decrease Quantity + Increase Quantity You have exceed the amount available for purchase. If you purchase more than what is in our current inventory, the web shipping department will review your order and e-mail you with more information. Print Share Have questions about this product? Our experts are here to help! Email Find Your Nearest Location