A Crash Course in Roof Venting - Fine Homebuilding
Vent the roof deck. If the attic space is going to be conditioned, either for living or mechanical purposes, or if a home design calls for a vaulted ceiling, provision R806.3 in the International …
Understanding Types of Roof Vents - Fine Homebuilding
Oct 12, 2023 · A hip vent should be installed in the upper part of the hip, according to GAF. For roofs that run into walls, Cor-A-Vent developed the Roof-2-Wall vent that fits over a slot cut in …
Vent Flashing Done Right - Fine Homebuilding
Back up roof vent boots with flashing, counterflashing, and proper shingling to prevent leaks. By Mike Guertin Issue 276 - July 2018 Synopsis: Mike Guertin describes his method for flashing …
Step-by-Step Ridge Vent Installation Instructions
Then they nail it along the edge every 6 to 10 inches. When ridge vent installation is performed correctly, the vent increases the home’s energy efficiency and extends the life of the roof. The …
Vented and Unvented Roofs - Fine Homebuilding
Installing a prefabricated vent baffle (above) is certainly the fastest and perhaps the most cost-effective way to create a vent channel: Staple prefab baffles between rafters and use canned …
A Guide to Better Boot Flashings - Fine Homebuilding
In “Plumbing Vent Flashing Done Right,” I described the way I flash the plumbing vent pipe to the roof shingles as a second line of leak defense in the event the rubber collar on a pipe boot …
Should I Close My Attic Gable Vents? - Fine Homebuilding
Adding a ridge vent is a fine idea, and don’t worry about it competing with the gable vents. If the gable vents aren’t letting in rain or snow, leave them alone. Roof ventilation is a complex topic, …
Should I Vent a Roof Insulated With Spray Foam?
I asked a GAF engineer recently if they are warrantying spray foamed roof decks?, his answer was no unless the roof sheathing was ventilated. When a homeowner request this I always let …
Roof Vent Retrofit from the Outside In - Fine Homebuilding
A quick note on the depth of the vent baffles: The IRC calls for a minimum ventilation space of 1 in., though building scientists suggest leaving a 2-in. vent space for better airflow. Since the …
Venting a Tricky Old Roof - Fine Homebuilding
Install the ridge vent over the slot with the nails provided by the vent manufacturer or 2-in. to 21⁄2-in. roofing nails. Cap the vent with shingles using the same type of nails. Sometimes the ridge …