The sheets should overlap by at least four inches add a bead of caulk where they overlap and at the other end of the building ensure there s an overhang of two inches.
Ribbed metal roofing installation.
A corrugated metal roof is quieter than pvc when it rains.
Metal roofing installation guide mighty rib pbr r panel regardless of whether your roofing project is a new installation or a re roof and whether your building is residential commercial or agricultural our metal roofing panels and paint systems have been created to exceed your requirements and expectations.
Metal roofing resists rot is not susceptible to insect damage and is non combustible a boon in fire prone areas.
Secure the sheets into place with screws.
Although you can install corrugated metal roofing over shingles for the best foundation it is recommended that all the old roofing be removed.
Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps.
One downside is that the metal sheets have a susceptibility to denting both in installation and during hailstorms.
Remove the old roofing.
Once the first sheet is in place you need to install the remainder of the lowest row of corrugated metal roofing.