Flat Seam Zinc Roof

Zinc standing seam panels come in on the upper end of the material costs or 6 to 8 per sq.

Flat seam zinc roof. The substrate provides the structural support for the zinc and generally the standing seam or flat lock clips are fixed to it. Furthermore larger homes may have complex roofs with sections sloped and sections flat. It should provide a minimum clip pull out value of 560n. Continuous ventilation openings are made at the top and bottom.

The vmzinc flat lock panels are fixed to timber boarding. Standing seam warm roof on cellular glass insulation. Standing seam g3. Flat roof vs pitched roof.

Standing seam warm roof on rigid insulation. Hidden cleats are used to attach the flat lock panels. Flat lock panels offer a simple yet elegant cladding solution that provides a longitudinal flat seam. Plywood can be used but in this case zinc plus must be used.

375 mm 285 mm. Quartz zinc anthra zinc pigmento azengar thickness. Sheets of zinc are placed over the flat surface and strips of zinc are placed over the battens to replicate the effect of upfolds and crimping in standard seam zinc. For heritage or flat roof projects a batten roll method where generally wooden battens are fixed to the plywood or timber roof substrate to form ridges is a good alternative.

For larger residential structures and routinely on commercial buildings zinc roofing panels or standing seam are used. Standing seam cold roof on open gap timber boarding. Installing a zinc roof on top of a sloped structure costs more than a flat roof installation. Standing seam warm roof on plywood bonded to phenolic foam.

Standing seam warm roof on insulated metal faced panels. Zinc roofs can be laid to very low pitches down to 3º depending on the type of jointing seam used. Whereas zinc routinely appears on residential homes as tiles or shingles and falls in in the range of 4 50 to 6 per sq. A special vented plastic grid is laid below the zinc.

The double lock standing seam is a further development of the original hollow seam or the simple standing seam. 430 mm is a common width depending on the brand of zinc used. First mentioned in relevant literature in 1899 it is the preferred choice over other systems for roof pitches starting at approx. Zinc can also be laid over insulation boards on top of an existing felt roof.

For aesthetic and technical reason the distance between seams on zinc roofing cladding should be less. A continuous 38mm ventilated air gap is left clear behind the boarding on the entire facade. Flat roofs tend to be significantly cheaper than pitched roofs to install.