New EZRvent 8″ x 16” Foundation Sub-Floor Crawlspace Vent for concrete cinder block and poured-in-place vent replacement

EZRvent FV816 with optional FVL816

Coming Soon! Available October 2025.

EZRvent FV816 - Foundation, Sub-Floor, Crawlspace, and Garage Vent

8" x 16” Replacement and New Construction Vent with optional EZRvent FVL816 Louver.


Easy Replacement Vent, 8x16 Rough Opening for 8x16 cinder block and concrete poured-in-place vent openings.

8”x16” Rough Opening size (Fits Height: 6-¾ to 9”· Length: 15-½ to 17-½”)

Installation Application for:

  • Block, Concrete, and Brick Walls
  • Poured Concrete Plastic Vent Forms,
  • Stucco and Siding - Framed Walls

Available options: .023 Galvanized, Heavy .028" Copper or 316 SS 1/8" Mesh - Black Graphite or White UV Protected Polypropylene Frame with optional FVL816 Louver


EZRvent FV816 with optional FVL816

Preproduction version of EZRvent FV816 with FVL816 Louver option

An easy upgrade to an 8x16 cinder block/concrete block wall and a poured-in-place plastic foundation block form with vent openings.

8x16 cinderblock - concrete block wall vent opening

Add EZRvent FV816 foundation vents to 8x16 cinderblock - concrete block wall vent openings

Add EZRvent FV816 foundation vents to 8x16 plastic foundation block vent openings

Add EZRvent FV816 foundation vents to 8x16 plastic foundation block vent openings


EZRvent FV816 - Easy Replacement Vent, 8x16 Rough Opening (8x16 cinderblock or poured-in-place Vent Replacement), Heavy .028" 316 Stainless 1/8" Mesh - Black Graphite or White UV Protected Polypropylene Frame.

Preview of EZRvent FV816 in our Heavy 316 Marine Grade Stainless Steel mesh off the pilot production line.


Now available on our Order Direct Page, and will be available in our other distribution channels as production quantities become available.

EZRvent FV816 - Easy Replacement Vent, 8x16 Rough Opening, for Foundation Crawlspace and Garage Vent applications in 8x16 masonry, cinderblock, or poured-in-place vent replacement.

Production Photo Gallery of EZRvent FV816 Mesh and Color options: