Ferguson sells quality plumbing supplies, HVAC products, and building supplies. For the needs of professional contractors and homeowners, shop Ferguson.com Product Overview The Oatey Sure-Vent 1-1/2 - 2 in. ABS Air Admittance Valve allows air into a plumbing system without using a vent extended to open air and keeps sewer gases from escaping inside of a building. Includes ABS adapter for solvent welding to ABS pipe. Sweet Spot sealing technology ensures optimal valve opening and closing. Since you want to install it to vent the toilet, the best solution is to attach the system to the toilet drain. Keep in

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