How Far Apart Should Roofing Nails Be

Fasten drip edge on eaves with galvanized nails and a hammer about 12 inches apart before laying roof felt.

How far apart should roofing nails be.

Defer putting drip edge on angled gable ends until after the felt is laid so the metal. Nails of the proper length should penetrate three fourths of an inch into the roof deck. For slats featuring face widths of 12 inches you will space three nails evenly apart about every 3 inches. In all use four nails per 3 tab shingle.

Measure the section of the roof from the fascia to the peak and divide this by two which is the two foot spacing of the wood nailers. Make sure there is a two inch space between the edge of the roll and the first nail. Also place a nail 2 inches from each end of the shingle in line with the other two. The length of each nail must be a minimum of 1 inches long and for roof overs atlas recommends a nail length of at least 2 inches.

However make sure that you do not nail into the tar strip. Slats were commonly used in early home construction but are not used much today. Run a tape measure from end to end along the rafters of the roof to determine how many purlins will be needed for installation. When properly placed the nail will actually catch the top edge of the shingle below it.

Shingles will always look better but you need to wave a flame over the. Place nails in the three tab shingles about 3 4 inch 1 8 centimeters above the cutouts near where the tab meets the upper part of the shingle. How to install metal roof purlins. In this example the section of roof is 20 feet wide and 14.

The nails themselves should be in uniform rolls spaced six to eight inches apart from each other on either side and top to bottom. Snap a chalk line horizontally across the roof two feet down from the top. The inner edges need to be approximately four inches away from the pipe or vent. The correct nail must be applied 2 5 cm above the cut out and 2 5 cm from each edge.

For the cambridge shingle nails must be applied into the nailing zone. They are easy to secure with a single nail at each end of the section. A typical slat length can run from 12 to 16 feet. Measure from roof to peak using chalk make marks where the line of each rafter intersects from the lower end of the roof right up to its peak.

Lay the first purlin at the ridge.