Evergreen QSA11
Evergreen QSA11
In stock!
The Evergreen QSA11/305 is a 3/4" pipe compression seal adapter sized for a 1-3/8" hole, used to seal kitchen hood or duct wall penetrations where fire suppression piping passes through stainless steel ventilation systems. It produces a weld-tight seal without the cost or damage of in-field welding.
Key Features
- Compression seal avoids cutting, threading, or welding pipe at the wall penetration
- Delivers the structural stability of a welded joint without distortion of the surrounding metal
- Suited to stainless steel ventilation systems, fume hoods, and electrical cabinets
Technical Specifications
- Pipe size: 3/4"
- Hole size: 1-3/8"
- Pressure rating: UL tested to 5,000 psi, differential pressure tested over 100 psi
Certifications
- UL Listed; conforms to NFPA 96

