How Many Nails In Roofing Felt

Running a flat bottom shovel along the roof decking will help you find any stray nails that should be pulled.

How many nails in roofing felt.

For high wind areas use 6 nails per shingle or 480 nails per square. This is based on 80 shingles per square. The more common roof thickness is 3 4 inch decking. The average 3 tab shingle needs four nails per shingle.

A nail line is indicated on the shingles and locates the correct places to put nails. High wind areas and other types of shingles may need more. Standard roof installation requires four nails per shingle. When installing asphalt shingles on felt only to any grade decking you should use 1 inch long roofing nails.

The roof decking should be completely clean and dry. 320 nails will be needed to install a square of standard 3 tab shingles assuming four nails per shingle and 80 shingles per square. Nail quantity per square shingle manufacturers recommend using four nails per shingle in the main part of the roof and five nails per shingle in the first row. Use a construction stapler or a hammer.

Ideally the roof should be done when there is a forecast for several days without a lot of rain. Inquire at the hardware store regarding the size of nail you ll need and how many pounds or kilograms you ll need of that size. This amounts to an average of 320. Put fasteners at least every 8 inches.

However placement of the nails is the most important in any roofing job. For high wind areas or when shingles are being applied to a mansard six nails per shingle are required 480 nails per square. Nails will also be required for any roofing project. The rationale behind the number is that in most cases four nails are the right number of nails to do a quality job.

Any stray roof tacks pieces of old felt or general debris should be cleared off. For regular three tab shingles this would require 320 nails per square. Generally you should use four nails per shingle.