Air Admittance Valves
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.
AD20-150
20 BRANCH, 8 Stack DFU Xmark™ AAV, W/ABS SCHED 40 ADAPTER 1.5"x2"
AD20-4
160 BRANCH, 24 STACK DFU Xmark™ AAV 1.5" ABS SCHED 40 ADAPTER 4" Length
PD20-150
20 BRANCH, 8 Stack DFU Xmark™ AAV, W/PVC SCHED 40 ADAPTER 1.5"x2"
PD20-4
160 BRANCH, 24 STACK DFU Xmark™ AAV1.5" PVC SCHED 40 ADAPTER 4" Length