6-20 DFU Air Admittance Valve
6-20 DFU Air Admittance Valve

6-20 DFU Air Admittance Valve

Model #:


• Screening on inside & outside of valve protects sealing assembly from insects & debris
• Will vent up to 20 DFUs
• 1-1/2" MIP with either PVC or ABS Adapter
• Can be used as an alternative to extending a vent through the roof


• Screening on inside & outside of valve protects sealing assembly from insects & debris
• Will vent up to 20 DFUs
• 1-1/2" MIP with either PVC or ABS Adapter
• Can be used as an alternative to extending a vent through the roof

Technical Data
Spec Sheet
Installation Instructions/Parts/Warranty

• Screening on inside & outside of valve protects sealing assembly from insects & debris
• Will vent up to 20 DFUs
• 1-1/2" MIP with either PVC or ABS Adapter
• Can be used as an alternative to extending a vent through the roof

Technical Data
Spec Sheet
Installation Instructions/Parts/Warranty

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