Flat Roof Ventilation

4 boot vent.

Flat roof ventilation.

Ventsure 4 foot strip heat moisture ridge vent with weather protector moisture barrier. How much ventilation does a flat roof need. See the benefits of attic ventilation a new roof is more than just shingles. Effective attic ventilation systems reduce damaging heat and moisture in your attic promote energy efficiency by helping to reduce the load on your air conditioner in the summer and also reduce the risk of ice dam formation on your roof.

27 lineal feet required. What is flat roof ventilation. There are two types of flat roof systems warm and cold roofs which affect the positioning of the ventilation. This is a basic venting system that simply acts as a base and holder for piping that is coming through the roof.

Flat roof ventilation is a niche that active ventilation products avp has supported and supplied for many years. Residential homes with flat roof vents make use of the boot vent. The vent cap is a manufactured one piece spun round. Flat roof ventilation allows for the circulation of air in the property particularly for warmer rooms in residential buildings.

Ventilation is crucial to these areas as they affect the building as a whole both inside and out. 2011 code of practice for control of condensation in buildings stipulates that there should be a ventilation gap between the insulation and the bottom of the flat roof deck of at least 50mm. Ventilation for cold roofs. Choose one of the following products to meet the recommended exhaust nfva of 528 square inches.

A cold roof or hot roof. The keepa vent is best used for flat roof attic spaces as an exhaust roof vent or fresh air supply intake roof vent. The rubber boot conforms to the exact size and shape of the pipe to keep water from leaking in. Avp s flat roof vents are manufactured specifically for flat roof ventilation.

Flat roof ventilation is achieved by creating air changes to the attic or plenum. Made of corrosion resistant aluminum the keepa vent has a round concentric vent cap and standard 11 in. The answer depends on the type of roof you have. Collar height square flange and an inner louver wildlife guard.

Removal of excess heat and moisture will help the life of the roof and will help the functionality and efficiency of the hvac systems. Any type of roof from tpo to epdm can be either hot or cold. Hot roofs have the roof deck then insulation then the roofing material. When thermal insulation is placed below the deck the ventilation must.

Avp ensures that its roof vents and roof accessories install easily on membrane roofs and once installed can add years of life to a roof membrane. It depends on where the insulation is installed.