Flat Roof Gravel Stop Detail

The gravel stop provides an architectural visually attractive termination with a canted edge.

Flat roof gravel stop detail.

A gravel stop is a metal edge that features an angled bend at the top. What is a gravel stop. Membrane coated roof flange enables welding a separate skirt to both the flange and the installed roof membrane to provide a watertight seal. There are different types and weights of gravel used on flat roofs for these purposes.

All joints of the scupper should be soldered. They combine to make a long lasting sturdy roofing system 1. On the face and 6 o c. A built up roof bur sometimes called a tar and gravel roof is a tried and true style of flat roof.

Since no gutters or conductor heads are provided the scupper spout should extend beyond the exterior face of the building. Fha gravel stop metal with drip edge 3 in. Gravel to protect built up roofs. Scupper at raised roof curb.

The gravel stop system includes a continuous 22 ga steel cleat with roof flange for easier installation and proper location and is pre punched with slotted fastener holes. It features an angled bend at the top known as the gravel stop. Gravel stop is offered in a wide variety of materials gauges and colors. This detail shows a gravel stop installed on a wood curb but set back from the fascia face.

Face x 6 in. Top x 10 feet with 1 2 inch rise and 1 4 inch drip kick on face 26 gauge galvanized with brown finish. Dynaclad edge gravel stop system incorporates the same continuous 22 ga steel or 040 aluminum cleat for ease of installation and proper positioning and is pre punched with fastener holes 12 o c. Called a gravel stop it works on any kind of flat roof and comes in many colors.

Once the flashing is in place the roof is ready to face the elements. This type of edge metal is designed for installation on flat rubber roofs with gravel. The gravel stop system incorporates a standard 3 deep 90 roof flange that easily accepts stripped in. It is made up of alternating layers of roofing felt or fiberglass and asphalt that is applied with heat.

Fha gravel stop 1 2 rise 26 ga galv brown. Here alternating layers of roofing felt usually fiberglass and hot applied asphalt are combined to create a long. This detail illustrates the installation of a scupper through a raised roof curb with a gravel stop. Its main function is keep water and gravel from washing away from the edge of a building structure.

The lower edge of the fascia locks into a continuous edge strip and is formed into a drip with a 3 4 lock. There are two sheets a gravel stop and a fascia joined on the curb by a standing seam. The off the rack alternative to custom flashing is a galvanized drip edge specially made for flat roofs.