A lightweight roof is very useful for large and or old structures as it helps to maintain the overall structural integrity of the building.
Metal sheet roof structure.
Metal roofing is also lightweight creates little stress on the load bearing roof support structures and can be installed on top of an existing roof.
Tuftex polycarb 2 17 ft x 12 ft corrugated clear polycarbonate plastic roof panel.
Because of the material s light weight you can save on engineering and building the supporting structure.
If it s longer than this external supports are usually required.
Sheet metal roofing is lightweight fire resistant quick to install and great at shedding water and snow.
In fact if you re building a house or an addition you can often downsize or reduce the number of roof support members.
On the other hand a maximum is around 8 11 inches 20 30cm.
Item 77000 model 1418c.