Shingles should be installed over the drip edge a minimum of 3/8” (9 mm) at both the eave edge and the rake edge. If the drip edge extends… out from the rakes and eaves (typically called DL Style or D Type), the shingles may be installed flush with the drip edge.
Should shingles extend past drip edge?
Asphalt shingles should overhang the exterior edge of the drip edge by ¼ to ¾-inch. Check local building code for drip edge requirements prior to the start of your roofing project.
How much should a starter overhang for shingles?
Whether installed at the eave or the rake, the starter shingles should overhang the edge of the roof by ¼ inch to ¾ inch. Typically, the finish shingles are then installed to align with the edge of the starters.
How far should roof shingles overhang gutter?
Most shingle manufacturers recommend a 1/4 to 3/8 inch overhang over your eave, which is where your roof ends by your gutter. In many cases, and particularly as the home ages and settles, the roof edge at the eave edge can wave in and out by more than this amount.
Do shingle manufacturers require drip edge?
A drip edge is required to be provided at the eaves and rakes of asphalt shingle roof systems. A drip edge’s flange should extend back onto the roof surface a minimum of 2 inches.
Do you install drip edge before fascia?
A metal drip edge will help protect the sheathing under the roof, but if it’s installed too closely to the fascia board, it can still cause water to be drawn into the fascia. The best installation method is to leave a gap between the drip edge and the fascia board, about the width of a finger.
Does starter strip overhang drip edge?
The lower edge of the starter strip overhangs the drip-edge by 1⁄4 in. to 3⁄4 in. —or even 1 in. if bowing eaves or rake boards require it. Instead of doubling shingles along the roof rakes, install a starter strip.
Should you use drip edge touch fascia?
A vertical drip edge lip extends down roughly 1 5/8″ and as Steve points out, should not be set tight against the fascia board or water may run behind the gutter and down the fascia, inviting leaks and rot.
Does felt go under drip edge?
Installing roof drip edge flashing properly
The best way is to install the roof drip edge only along the eaves first, then place ice-and-water barrier (in the snowbelt) or felt paper (underlayment) over the drip edge.
How much should a gutter overhang?
How Far Should Gutters Be From the Roof Edge? A safe distance between the gutter and the roof edge should be between 2 to 3 inches. If the gutter distance is more than 3 inches, the rain will run off the roof and won’t drain properly.
What is a drip edge for a roof?
Drip edge is metal flashing installed at the edges of the roof to keep water away from your fascia and from getting underneath your roofing components. If your roof doesn’t have drip edge, water gets behind your gutters and rots out both your fascia board and roof decking.
How much should Ridge overlap shingles?
Use chalk lines to determine where you’ll lay them. Using your cap nails, secure the deck protection to the roof. Overlap each row at least 3 to 4 inches.
How much should a truss overhang?
Overhang is the portion of the truss that extends beyond the outside bearing of the structure, creating an eave for the building. Overhang length can vary from as small as 6” to as great as 36” in certain applications.
How big should gable overhang be?
Gable end overhangs that are ladder framed should not extend more than 8 inches from the house and should be nailed every 4 inches on center.
How is overhang length calculated?
A method to calculate the correct overhang to provide the proper shading is to multiply the distance from the sill of the glass to the soffit by a factor based on the angles of the sun. There are different factors for each latitude because the sun is at different angles at each latitude.
