Pour-in-place Perma-Vent (Crawl Space Vent)


Extra thick welded PVC frame and vent insert. Multiple wall widths for installation in poured and concrete block construction. Vent easily opens and closes from exterior providing ventilation in any season. Mesh screen protects against unwanted animals and debris.


Overall "Perma-Buk" frame size is 19-3/9" wide x 11-1/8" high. Vent size is 16x8"

Why It's Better

  • Extra Thick Welded PVC Frame
  • Available in Multiple Wall Widths
  • Easy Operating Vent
  • Mesh screen protects against pests and debris
  • No Further Window Installation Required
  • Available as Gliders or Hinged Windows
  • Limited Lifetime Warranty
Model R.O. Frame Size