GAF Master Flow Foundation Vent 16 in. x 8 in. in Black (10 Pack)
GAF Master Flow Foundation Vent 16 in. x 8 in. in Black (10 Pack)
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GAF Master Flow Foundation Vent 16 in. x 8 in. in Black (10 Pack)

4 stars out of 2 reviews
(4.0)|
2 ratings

Key item features

  • Automatic open/close mechanism responds to outdoor temperature for optimized ventilation
  • Factory set to fully open at 70°F and close at 40°F for enhanced crawl space protection
  • Constructed from UV-resistant resin for long-lasting durability and performance
  • Designed to help reduce moisture and prevent foundation decay in crawl spaces
  • Provides a net free vent area of 57 sq. in. for effective air circulation
  • Easy installation by simply slipping into place and securing with four included screws
  • Built-in screen helps prevent debris and insects from entering the crawl space
  • Standard size fits most foundation vent openings with common dimensions of 16 in. x 8 in.
  • Actual vent dimensions: 17.5 in. x 9.25 in. to ensure a secure fit
  • Black finish blends seamlessly with most exterior foundation designs
Current price is $19.99
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4 out of 5 stars
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Showing 1-2 of 2 reviews

Dec 7, 2017
MyLadyEz
5 out of 5 stars review

Walmart Automatic Vent saved the DAY!

Vandalism caused me to buy a new vent. I searched high and low and ended up with my favorite place to shop Walmart. NOONE had one but Walmart. I was pleased. It fit fine and is working as it should to my knowledge, opening and closing as it is meant to happen.

Helpful?2M1OOQWS3UEO40960273
Nov 16, 2021
april
3 out of 5 stars review

Verified Purchase

Good but could be much better

I recently installed these on my home. I like the concept but quality could be better. The screws are of very poor quality and the mesh is also. I do hope the concept delivers but I would seek alternative means knowing what I know now. I might still purchase these but would exhaust other options first.

Helpful?2M1OOQWS3UEO40960273