The first pipe vent that you don’t need to hide
The practical flush-mounted air-admittance valve
The benefits of this air-admittance valve are particularly ob- vious in frame systems and also in conventional installation. It is easy to maintain and can be replaced without structural work.
- for solid wall and stud/drywall installation for internal venting of soil and waste systems
- free access to the pipework
- spacer can be cut to size
- additional tiled inspection cover not required
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