Roof Vents For Metal Roofs Nz

As water vapour is lighter than air we vent at highest point on the roof and the efficiency of a ridge vent depends on wind velocity and direction.

Roof vents for metal roofs nz.

Spinaway aluminium domestic turbine roof ventilators exhaust the hot air that becomes trapped in the space between the ceiling and roof. The roof space is generally inaccessible with little natural ventilation and the small roof space can accelerate problems with moisture. To mitigate the risk of internal moisture both branz and the metal roofing manufacturers association of new zealand highly recommend ventilating skillion roofs. It was the first steel roofing tile in the world invented in 1957 right here in new zealand.

Recent branz research provides advice on the best place for effective vent openings in low wind zones. In skillion roofs the roof cladding and ceiling run parallel typically within 300 mm of each other. Profiled metal roofs may need replacing for a variety of reasons including cladding failure due to corrosion leaks due to poor initial design or installation damage caused by wind or falling trees the need to match an older roof to a newer addition or imply a desire to change the appearance of the roof. Air pressures on a monopitch skillion roof a with and b without eaves.

Roofing industries is new zealand s only 100 nationally nz owned and operated roof manufacturing business and is made up of experienced and passionate roofing professionals who have been working together since long before the group of companies was formed in 1999. Request a quote. Check out our range of roof ventilation products at your local bunnings warehouse. If you need a roof ventilation system for your new zealand property that is effective low cost and maintenance free we have the solution you need at the roofing store.

Some roof designs such as skillion roofs must include ventilation to manage roof moisture. Light weight durable and quick to install lou fisher s innovative roof system would soon become known as gerard roofs and an international success story. Visit us today for the widest range of ventilation products. Bringing new zealand the best in steel metal roofing cladding and fencing materials.

This prevents heat radiation into rooms and helps lower inside temperatures and moisture.