Installing Ridge Vent On Hip Roof

Hip ridge vent installation overview 2 minutes 8 seconds.

Installing ridge vent on hip roof.

The problem is that most of the articles i ve read here and on bsc and energy gov and more assume gable end roofs when describing proven methods. Roof ridge vents can reduce indoor air pollution levels. Leave uncut sheathing of a 6 at gable ends. Inches per linear foot 19 051 mm 2 lm of net free ventilating area to help exhaust heat and moisture from the attic.

Cobra hip vent provides effective ventilation on hip roofs with little or no ridge area. The original 6 000 square foot roof only had 6 static mushroom vents and most of the existing soffit vents were clogged with debris. It provides 9 sq. Typically a hip roof should have 1 power fan per 1500 square feet of roof to best exhaust ventilate the heat in the attic space.

Fasten the vent to the roof decking and rafters or trusses by nailing through the flange on both sides of the vent using the nails and nail spacing recommended by the manufacturer. Add any connectors and end caps that came with your ridge vent system to ensure the vent is watertight. Of course this depends on the strength of the power fan. Attic ventilation hip roof how to ventilation hip roof.

It doesn t work well in warmer climates. Get a quick understanding of the step by step process of installing the hip ridge vent on the dia. Traditional ridge vents and the like are barely effective on hip roofs i m told. The roof installation using hip ridge vent has survived its first winter and spring rains without reports of water infiltration.

Expect the installation of a ridge vent to run about 500 on average if you re not touching the rest of the roof. When the power vent goes off it acts like a roof louver an opening on the roof without a motor. The leaving of this 6 defends the structure against wind propelled rains. Position the aluminum ridge vent along the reference line.

Complete replacement may be over 1 000 on some roofing types. In this case the ridge vent pulls its intake air from the power fan which can lead to weather infiltration and poor ventilation along the underside of the roof deck. One of the fundamental steps is to nail one side of the ridge vent before nailing the other sid. So what is the most effective way to vent a hip roof.

Yes ridge vent is a great product that is passive and creates a natural negative air pressure but each roof is in need of its own type of ventilation.