About the product
- Complies to ASSE Standard 1050 and 1051
- For use as a secondary vent
- One size approved to handle up to 4" vent pipe
- Opens/closes as needed by building's plumbing system
- Sweet Spot? technology opens at -0.01 psi and seals at 0 psi and above
- Complies to ASSE Standard 1050 and 1051.
- For use as a secondary vent.
- One size approved to handle up to 4" vent pipe.
- Opens/closes as needed by building's plumbing system.
- PVC
- Complies to ASSE Standard 1050 and 1051.
- For use as a secondary vent.
- One size approved to handle up to 4" vent pipe.
- Opens/closes as needed by building's plumbing system.
- PVC
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