Designed with 40+ years experience, Xmark™ Air Admittance Valves (AAV) are the next evolution of AAVs. Xmark™ AAV are ultra compact, whisper quiet and provided 6x the minimum air flow.
20 BRANCH, 8 Stack DFU Xmark™ AAV, W/ABS SCHED 40 ADAPTER 1.5"x2"
160 BRANCH, 24 STACK DFU Xmark™ AAV 1.5" ABS SCHED 40 ADAPTER 4" Length
20 BRANCH, 8 Stack DFU Xmark™ AAV, W/PVC SCHED 40 ADAPTER 1.5"x2"
160 BRANCH, 24 STACK DFU Xmark™ AAV1.5" PVC SCHED 40 ADAPTER 4" Length