High Wind Roof Vent Caps

Use for vertical terminations only.

High wind roof vent caps.

Dec 19 2011 1 064 northern ca. I need to know what would be the best termination cap for very high wind area. Also these designs won t allow the cap to collapse and block the vent. Heatsource minister of fire.

Minimizing water intrusion through roof vents in high wind regions 4 of 8 r 7 oofing 12 10 wind driven rain penetration. Keep in mind that wind blowing across a vent opening creates a vacuum the faster things blow thus creating flap rattles as the wind gusts. Newer vent caps will be somewhat enclosed at the top which will help to prevent water and pest intrusion. Not recommended for dryer venting.

Each features a black steel roof cap with a built in back draft damper and bird screen. Two nylon zip ties are included. Duravent 4 x 6 5 8 inner diameter directvent pro direct vent pipe double wall co linear masonry chimney conversion kit with flex pipe and high wind cap model. Designed for 3 and 4 ductwork these roof cap vent kits help vent heat moisture and odors from bathrooms showers and recreation rooms.

Currently there is no ade quate standard test method to evaluate the potential for wind driven rain to enter attics through soffit vent openings such as those shown in figure 6. The gas vent is on the south side of our home and when the winds come from that direction the stove goes crazy. Sometimes altering the cap on the vent reduces the vacuum. Round gas vent collection aluminum high wind cap with 4 inch inner diameter this aluminum high wind cap with 4 inch inner diameter from the round gas vent series is a type b gas component and consists of the duralock system for a tight seal.

Vertical vents were a source of whistles and banging flappers. This design also helps to prevent wind from causing gas appliances to backdraft.