Place the top edge of the roofing along the chalk line.
How to cut roll roofing.
Installing peel and stick roll roofing on a flat roof requires a minimum slope of 1 2 inch per 12 inch roof run.
If removing your current shingles is a problem it is usually permissible to re roof over your existing roof with rolled roofing.
You ll need to use plenty of pressure with the razor knife to cut the rolled roofing material.
Typically a flat roof is a low sloping roof with a maximum 10 degrees of pitch or usually having a slope of up to 3 inches per linear foot for adequate drainage.
This should give you a 1 inch overhang on the eaves including the top edge.
The rolled roofing should reach the chalk line when you lay it down and should stretch from 1 side of the roof to the other.
Cut the rolled roofing to the right size using a razor knife.
Make sure it is at least 50 degrees where you are working before you start cutting.
Unroll enough roofing to span the length of the line and cut it from the roll.
Rolled asphalt roofing comes in 36 inch wide sheets that you can use for roof flashing or as a roof covering.
Roofing nails with 3 8 or larger head.
Roll roofing is inexpensive and easy to apply although it must be replaced sooner than most other roofing materials and usually has a class c fire rating a is the most fire resistant.
Cut the roll roofing into lengths long enough to cover one run across the shed roof or of 18 whichever fits your shed better and lay them out on a flat surface to smooth them out.
Cutting roll roofing can be challenging.
Tools and materials rolled roofing.
The piece should overlap the lower course by at least 4 inches.
Cut a hole in a piece of roofing about 2 feet wide and slip it over the pipe.
Cut a hole in the roll roofing and slip it over as well.
For added protection add a boot flashing.
This reduces the chances of.
Asphalt roofing creates a protective barrier on the roof of your house.
To make the pieces of rolled roofing easier to handle you need to cut the roofing into manageable sizes perhaps 12 to 18 feet.
Asphalt roll roofing is not a very thick material and it does not come in very wide sheets.
It can be easily cut with a standard utility knife but there are a few tips to follow to cut asphalt roofing safely and properly.
It is particularly suitable where cost is more important than appearance or for low slope roofing that you want to install yourself.
Rolled roofing is very adaptable and can be cut into 12 inch by 36 inch strips to act as hips and ridges or 9 inch strips for eaves and rakes.
Preparing to install rolled roofing.
To seal a plumbing vent spread roofing cement around the pipe.