Minimum Roof Pitch For Gaf Shingles

Use only enough nails to hold the roof deck protection in place until covered by shingles.

Minimum roof pitch for gaf shingles.

If you have a low slope roof this is especially important. No homeowner or building owner looks forward to it installing a new roof. Minimum roof slopes must be 2 12 16 67 slope for the laminated shingles described in section 5 1 of this report. Considering the roof slope requirement is important.

Thanks to digital technology all of your decisions and interactions from selecting the right roofer to choosing a shingle to paying the contractor can be done at a distance. The 2 12 number is rise over run or two units of vertical for every 12 units horizontal. Sections 3 3 and 4 1 2 3. And your family can remain in the home during the installation or repair.

Asphalt shingles require a minimum roof pitch of 2 12 or greater. For example if it is a very low slope water including snowmelt or. For roof slopes greater than 4 12 the roof deck must be covered with a minimum of one layer of underlayment as described in sections 7 2 and 7 3 of this report. Asphalt felt paper that is tacked to the roof sheathing.

Let us recap on the minimum roof pitch required for each type of roofing material. The minimum requirement is 2 12. What is the minimum pitch slope of an asphalt shingle roof. But whether you are in your forever home or location or you plan to sell soon you need to choose quality materials and the right roofing contractors in lincoln ne to install your new roof right.

That works out to about nine degrees if that works better for you. The first thing to know about your roofing project. But shingle roofing is not watertight in the sense that standing water or wind driven water on a low slope roof can work its way up between the laps which is the reason for the minimum 2 12 slope. The short simple answer is 2 12 has traditionally been considered the absolute minimum acceptable roof slope suitable for asphalt shingles.

Minimum roof slope must be 2 12 16 7 percent except for glenwood shingle that must be installed on roofs with a minimum slope of 3 12 25 percent. All asphalt shingle roofs with a pitch of 4 12 or more have an underlayment of 15 lb. The minimum slope for an asphalt shingle roof is 2 12. Completely cover the deck with two layers of roof deck protection achieve by using an overlap of two plies as detailed on the wrapper instructions.

Asphalt shingles continue to be the most widely installed roof covering option in north america. Everything can be done at a distance. They provide excellent weather resistance great value and now more than ever a tremendous range of beautiful designs and color blends. Fasteners are as described in section shingles must be fastened to the roof deck with a nailing pattern in figure 1.

Shingles of all types need to have a slope to function properly. Clay and concrete tile requires a minimum roof pitch of 2 1 2 12 or greater. Why is 2 12 the minimum. 6 1 underlayment and ice barriers.

Low slope roofs with gaf asphalt shingles.