Roof Vent Cap Installation Instructions

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Roof vent cap installation instructions.

Allow dry cool outdoor air to come into the attic to help circulate warm damp air towards the exhaust vents. Tape all joints with duct tape to prevent air and water leaks. Roof cap will accept 3 or 4 round duct. Active ventilation find our installation instructions for all of our products here.

For cobra snow country advanced and cobra rigid vent 3 only use the e z nail system. Roof vent kit installation instructions plan installation carefully. They are easy to install under the roof s overhang which is known as the soffit are generally hidden from sight and provide excellent protection from weather outdoor debris and pests while still allowing air to flow into the attic. For example if the intake vents on either side were venting a net free area of 11 square feet then the exhaust vent above them would need to vent a net free area of 22 square feet.

A shingle over vent is installed over the ridge of a roof and is covered over by asphalt shingle caps that match the surrounding roof shingles. The first step is to check out this 60 second video and learn about the 300 1 rule the difference between intake and exhaust ventilation and why proper ventilation is so important to get right to help calculate your attic ventilation needs visit gaf ventilation calculator. This aluminum cap is the finished product and does not require. I had never done it before but within minutes i was pounding nails through them at the peak of the roof of a house i was rehabilitating in cincinnati ohio.

How do you pick the right attic vent. Plenty more videos t. Continuous or individual soffits. Do not install the roof cap on a flat roof.

Guides for roof vents attic fans pvc caps more. Cut a 5 diameter hole through roof boards and shingles. Insert 4 metal duct connector into opening in. Grasp attached nails by the head and peel back.

An aluminum ridge vent has a mushroom shaped profile combined with a wide flange on both sides that sits on top of the roof shingles.