Steel Roof Furring

The final step is securing a secondary row of furring strips along the roof.

Steel roof furring. Steel roofing can be costly but it is a lifetime investment. 3 install 1x4 purlins down over the shingles before installing the metal roof the third way to install a metal roof over shingles is by applying 1x4 purlins over the shingle roof. D horizontal membrane 52 shaft wall used in a horizontal plane. Place it two feet apart from the first row.

Installing steel roofing over existing roofing materials is fairly simple. If trapped between the metal roofing and old roofing moisture can build up and cause mold and rot. This should then be followed up with galvanized steel hat channel preferred method or 1 x 2 furring strips. The high hat furring channel is a hat shaped corrosion resistant framing component used to fur out masonry walls and ceiling assemblies.

In concrete wall applications furring channel is installed vertically to the wall surface using concrete nails or power driven fasteners. When finished there should be a row of furring strips stretching from one end to another with the top edge aligned at the. C roof ceilings45 51 steel framed including steel bar joist framing steel c joist framing steel truss and steel roof deck. Wood framed including dimensional lumber engineered joist and truss.

Some consideration for vent stacks and chimneys is required during the design process. But roofers can install a vented metal roof that eliminates this potential problem. Galvanized steel which is created by using a soft layer of zinc to protect the inner layers is the most common type of steel roofing. Use furring strips to build a slat board on the roof then mount the steel sheets to the slat board.

This is by far the most common way to install a metal roof. Twenty four inches is a common spacing of furring strips for a metal roof. Noise is usually not a factor if you are installing a steel roof over asphalt. Correctly measure the spacing of furring strips for a metal roof to further decrease condensation.

Or installing the new metal roofing over furring strips 1 x 3s or similar will raise the metal and provide a ventilating air pocket between layers. As long as the plywood under the shingle roof is in good condition this way can provide many benefits. If there are gaps around the roof penetration or valley points cut extra sections of furring to fit.