How To Tell If Roof Has Ridge Vent

Vents that run along the roof ridge are an alternative to those that exit through the roof decking or gables and if the ridge is long enough they may be the only roof vents you need.

How to tell if roof has ridge vent.

Roof ridge vents are placed along the ridge line of the roof. If when inspecting from the attic and looking up into the slot of removed plywood at the ridge of the roof you see the under side of a roof shingle either the roofer made the ridge vent a bit longer than needed or something else is going on that we d need to check from outside. This happens because of the change in air pressure. Jones has adequate ventilation along the ridge to ventilate the attic space.

If you live in an older home your roof might not be constructed for roof ridge or soffit vents. Unless something else has the caps raised about a half inch to an inch off the roof. Shingle obstructed ridge vent warning. So now that you know why you need roof ventilation let s talk about why ridge vents alone are not sufficient for properly ventilating your roof.

But they don t help the beauty of the roof. The wind which blows over your roof will help to draw the hot moist air out of your attic when roof ridge vents are installed correctly. Soffit vents and eaves are placed at the lower extremes of the roof and provide the intake ventilation. Choose one of the following products to meet the recommended exhaust nfva of 528 square inches.

And from the pics it appears to be a good lookin roof. His home is 48 feet long and has a ridge vent that measures 46 feet. The ridge vent is cut back 1 inch on either side of the ridgeline which yields a total area of 7 67 square feet of ventilation. Hidden in plain sight and often camoflauged by specialty ridge shingles these.

You may have to install baffles to keep the insulation away. Ventsure 4 foot strip heat moisture ridge vent. Best i can tell by the photos there is some type of vent there. Ridge vents are used for exhaust or outflow of moisture heat and stale air.

Ridge vents alone won t do the job. If you notice insulation clumped around any of them go into the attic and clear it. There is actually a formula to figure out how much vent is adequate. If you have roof or ridge vents climb onto the.

We see many older homes with no attic ventilation and some that have recently had ridge vents installed. Ridge vents openings that run the entire length of your roof along the ridge are often visible only to a trained eye. You must have some other vent be it in the soffit or i don t like sayin this installed through the roof. Additional vents in the roof may be easier.