Spark Resistant Roof Duct Screen

The wildfire resistant vents used in the gable end location performed better than the respective backing screen mesh alone.

Spark resistant roof duct screen.

Use metal screen material with openings no smaller than 3 8 inch and no larger than 1 2 inch to prevent embers from escaping and igniting a fire. This vent is designed to be used on 4 in. 3 mm or 1 16 in. Use the same ignition resistant materials for patio coverings as a roof.

Load your tool belt with a roll of 1 8 inch screen mesh tin snips staple gun staples and a hammer. A strip vent in a soffited eave and frieze block vents in an open framed eave are shown here. Attach a flashlight to the helmet. Most building codes stipulate a minimum mesh size of 1 8 inch to minimize plugging of vent holes and reduction in air movement.

Cover your chimney and stovepipe outlets with a non flammable screen. A ridge vent and through roof vents can be seen on the roof of the building shown here. 99 2 60 item 13 99 13 99. It has a flange recessed 1 1 2 back so that when the vent is installed the.

Fb designates foam back aka frame designed for stucco with foam. With a flange that is about 3 4 recessed back so that when the vent is installed the stucco application will be flush with the front of the vent. Goose neck vent in black can be used to cover exhaust pipes extending through your roof or for attic ventilation. Vents are vulnerable to wildfires when embers and flames enter into the enclosed attic or crawl spaces and ignite combustible materials in those areas.

When a wildfire nears and the vent reaches the critical temperature the intumescent coating on the matrix structure expands creating an insulating barrier from fire and embers. Put on a safety helmet and gloves. Required where chimney pipe terminates above the roof line this cap comes with a spark arrestor screen and has removable screws for easy cleaning. It s made of zinc coated galvanized steel for durability and reliability.

Smaller mesh screen is easier to plug up whether by air borne debris or as shown in the photograph below being painted over during routine painting. As seen on this old house vulcan vents are designed to be fire and ember safe. Fayerxl 5pack stainless woven wire mesh air vent mesh 11 8 x8 2 300x 210mm hard and heat resisting screen metal mesh sheet 1mm hole 20 mesh easy to cut 4 8 out of 5 stars 6 12 99 12. 1 5 mm are preferred.

Most vents incorporate a screen at the inlet. Goose neck vent the master flow 4 in. What do the fb suffixes mean. An ember catching screen blocks dangerous embers during ember attacks long before the fire arrives.

Protects against dangerous sparks and helps prevent rain from entering the chimney. Finer mesh sizes of in.