Passive Roof Vents Nz

The rv10p form part of a passive ventilation system that works year round with no moving parts or energy consumption.

Passive roof vents nz.

The rv10p has an adhesive and flexible aluminium flashing which is designed to form to roofing profiles and prevent water ingress on any pitch roof. Recent research shows that internal moisture condensation in the roof space is a widespread and growing problem across new zealand. Questions around the need for passive ventilation elements to give new zealand roof cavities a breath of fresh air have been investi gated by branz researchers since at least 1988. Established in 2010 blue building solutions ltd trading as vent is the specialist in the supply of passive ventilation systems and products.

The vent ridge vent is designed to release warm air from the roof void using the natural convection of rising warm air or by means of negative pressure created by wind blowing over the roof. Recommended airflows of either 10 000mm per linear metre or 25 000mm are determined by the pitch or the design of the roof and can be easily achieved using recommended product combinations. Extra ventilation not favoured in past back then a scientific article concluded that additional roof ventilation has been found to be of no assistance. The lack of passive ventilation causes condensation to occur.

Established in 2010 blue building solutions ltd trading as vent is the specialist in the supply of passive ventilation systems and products. Weather tightness requirements have been specified for many decades without the required ventilation. Our systems are structured and specifically tailored for new zealand buildings and the extreme climatic conditions. Questions around the need for passive ventilation elements to give new zealand roof cavities a breath of fresh air have been investigated by branz researchers since at least 1988.