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The primex WC423S is a reliable wall cap designed for efficient venting. It features a robust build from UV stabilized polymer resin. The seamless design reduces water entry risk while providing a solid airflow solution.
The wall cap is ideal for preventing backdrafts and exterior water penetration, making it suitable for HVAC and plumbing applications.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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