Wildfire Defense Foundation Vent Screen

Complete Vent Screens available in standard sizes, ready to install. Made with Wildfire Defense Mesh 98 and compliant with California Building Code Chapter 7A*

98% effective at stopping dangerous embers
Reduces radiant heat by ~38%
Diffuses direct flame
  • Foundation Vents
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  • Dimensions 8” x 17”: Finished Size 8” x 17”, Mesh Size 6.5” x 15.5”, Frame Width 0.75”, Net Free Area 62.47%
  • Dimensions 6” x 17”: Finished Size 6” x 17”, Mesh Size 4.5” x 15.5”, Frame Width 0.75”, Net Free Area 43.25%
  • Dimensions 8” x 16”: Finished Size 8” x 16”, Mesh Size 6” x 14”, Frame Width 1”, Net Free Area 52.08%
  • Aperture: 0.0657” / 1.67mm
  • Wire Diameter: 0.0177” / 26 SWG / 0.45 mm
  • Finish: Black Powder Coat Finish
  • Weave Type: Plain Weave
  • Approx % open area: 62% 
  • Stainless Steel Grade: 304 / 316

Higher Tensile Woven Wire

  • Intercrossing wires will not break
  • Memory recognition allows it to stay flat

Testing Standards

California Building Code

Flame and Ember Resistant Vent

Chapter 7A, 706A2

Wildfire Defense Mesh meets the requirements of the CBC, Chapter 7A 706A.2 when tested to ASTM E2886 (Vertically Installed)

Off Ridge and Ridge Vents

Chapter 7A, 706A2.1

Wildfire Defense Mesh meets the requirements of the CBC, Chapter 7A 706A.2 – Off Ridge and Ridge Vents

U.S. Building Standards

Class A Fire Rated Building Product

Surface Burning Characteristics of Building Materials

UL 723 / ASTM E84
30 minute Test

Flame and Ember Resistance

Evaluating the Ability of Exterior Vents to Resist the Entry of Embers and Direct Flame Impingement (Vertical)

ASTM E2886

Flame Impingement

Fire Test on Non-Mechanical
Fire Dampers Used in Vented Construction (Vertical)

ASTM E2912-17

Material Properties

Stainless Steel Woven Mesh Standards

SS Chemical Composition
ASTM – A580

SS Woven Mesh
ASTM E2016-15

Corrosion Test

SS Corrosion Resistance
AS/NZS 2331

Bushfire Test & Standards

Aperture DimensionsAS 3959

SS Woven Mesh
ASTM E2016-15

Non Flammable Material
SD 1530.3


Wildfire Defense Mesh complies with the following Regulators & Fire Authorities requirements in combating the threat of wildfires.

United States


Give us a call or complete the form and one of our helpful team members will get back to you within 24 hours
Call Us
Central / Mountain Team: (512) 333-2330
West Coast Team: (415) 226-6838
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