Nailing Pattern For Roofing Felt

Felt roof underlayment 30 saturated roof felt.

Nailing pattern for roofing felt.

How to install felt underlayment for a new roof. The roof decking should be completely clean and dry. You should nail the felt in a regular pattern. Running a flat bottom shovel along the roof decking will help you find any stray nails that should be pulled.

Starting a roof with tarpaper felt. Most people prefer to set the nails with 12 inch centers along the bottom edge and then 30 to 36 inch centers along the top. Roofing felt installation recommendations be aware that roofing felt should not be walked upon prior to nailing into position. Some roofers prefer to attach felt underlayment with 1 inch roofing nails or special nails with plastic washers but most codes allow staples which are easier to drive.

Now it s time to nail the felt with the simplex or plastic cap felting nails. Atlas roofing provides a complete selection of roofing felt underlayment. Cover all nail heads with roofing mastic for long term roofing. Pull the trigger of the gun and move the nozzle around the circumference of each nail.

This way i don t get chewed out by the building inspector when they show up to inspect that particular. Also make sure you are driving each nail flush. The roof felts are asphalt saturated and are manufactured with a high grade organic mat. I like to give them a call about any new nailing schedules that i m uncertain about.

Before applying roofing you ll need to cover the sheathing with roofing felt also often called tar paper most local codes call for using 30 pound felt. Each row of nails that are 24 on center should be approximately 12 from the outside edge of the roll. Proper safety equipment is recommended for all installations. It starts with installing solid decking usually plywood or oriented.

Ideally the roof should be done when there is a forecast for several days without a lot of rain. Roofing felt should be installed from the bottom of the roof in horizontal layers to increase the water shedding ability of the felt. This video walks through the very basic steps for installing tarpaper felt. Installing a roof is much more than just nailing shingles onto some boards.

If this felt is more than a temporary waterproofing measure apply roofing mastic using a caulking gun. Setting the roll and then nailing off. Hold the gun at a 45 degree angle with the nozzle pointed downwards.