Asphalt Shingle Roof Edge Detail

The asphalt roof shingles are the visible part and the first line of defense against inclement weather but what s underneath them really counts the first material installed at the eave is the drip edge.

Asphalt shingle roof edge detail.

They are made from a single layer of asphalt and have a very flat appearance that typically offers a slate look. Roof shingles consist of a series of individual overlapping components that when laid together in rows or courses starting at the bottom edge of a roof form a barrier designed to repel water snow and ice. Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley. Gently lift up the shingles on the edge of the roof and locate the nails holding the existing drip edge onto the roof.

However type c is still acceptable according to most building codes. Install drip edge and install 9 cant strips of roll roofing material along the rake and eaves edges gable ends and lower roof edge such that the roofing strip overhangs the roof deck by 1 4 to 3 8. Attempt a thorough coverage of roof design but instead will set forth some basic considerations regarding roof edge detailing that we believe are critical to quality performance. Also known as 3 tab shingles due to the cut of the shingle or simply strips strip shingles are the original and most basic asphalt shingles.

They are composed of small units that rely. 9 2 shingle shake and tile roofing these systems are similar in basic concept. Iko roofing residential cad details asphalt shingles iko roofing residential asphalt shingles cad details the iko roofing residential cad details below are complete drawings that can easily be downloaded customized for your residential or commercial project and included in your cad library for future use. Nail the roofing strips parallel to the roof edge set in 1 and 8 from the roof edge with nails spaced 4 o c.

The asphalt roofing manufacturers association arma prefers this drip edge profile to type c because it keeps the water further away from the fascia. It literally provides a clean sharp edge for the start of the roof and protects the lower edge of the roof deck from water damage by preventing water from defying gravity and wicking back up before it leaves the roof. Install the starter course normally a 3 tab shingle installed upside down or a solid asphalt strip so that its low edge is parallel to the drip edge and extends no more than 1 4 past the drip edge itself. Roof shingles are installed in such a fashion that each seam or joint is overlapped by a shingle further up the roof.