Roof Over Sheeting

Modern metal roofs are expected to last 30 years or longer.

Roof over sheeting.

Ensure that the line is square with the eave. Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros. By gibraltar building products 52 40 piece. Roof sheathing basics the skeleton of a roof is formed with rafters or trusses generally spaced 16 inches or 24 inches apart from the center of one rafter to the center of the next.

While metal roofing doesn t require plywood underlayment there are circumstances in which you may wish to install plywood to anticipate future roofing needs or to offer additional soundproofing. Next you are ready to install the metal roof. Install the first metal panel on the low end of the roof square to the eave. Sm rib galvalume steel 29 gauge roof siding panel in white.

You are essentially sealing off the metal roof with this flashing and you need to make sure that is securely fastened. Open spaces form between the once tightly fitted shiplap boards. Zip system roof assembly combines our revolutionary integrated sheathing and flashing tape or liquid flashing to provide a sealed roof for protection against moisture intrusion during construction or if high winds strip the roof covering away. The eave flashing or edging is just the steel metal strips used to cover the entire perimeter of the roof.

A strong resilient roof is a home s first line of defense when the roof deck is exposed to weather. Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface. Metal roofing 3x10 drip edge white corrugated tin. Slide the sheet one rafter width over the end of the roof so the edge is centered on the next rafter offset one rafter spacing from the first piece of installed sheathing from the row below.

To stabilize the rafters support the roofing material and hold the entire roof together roof sheathing is installed. Sheet metal metal roof panels 12 ft. After the 1960s the predominant residential roofing substrate became 1 2 cdx plywood. Metal roofing 25 30 in.

Over time shiplap fir wood resin dissipates causing the boards to shrink crack form knot holes and become extremely brittle. Today a shiplap roof is usually 60 years old. Begin on the left side of the roof working to the right. You can use 1 inch nails for the installation of eave flashing.