In fact metal roofs can stand up to you walking on them better than ceramic tiles and some other roofing systems.
Steps to putting on a metal roof.
Install metal roofing sheets.
Take care the first piece is aligned precisely perpendicular square to the edge.
When you start with the first metal panel position it so that it overhangs the edge by at least 4 inches.
Take your first sheet of metal and place it on the roof so that it overhangs the edge at least 3 4 in 1 9 cm.
Need a new roof.
As a rule of thumb you want it to be tight enough to hold it in place but not so tight that you ve dimpled the metal.
Start in a bottom corner left or right of the roof then roll it out until it gets to the other end.
Metal roofing is also available in the form of shingles.
Metal roofing sheets have to be installed one at a time.
First focus on removing the oldest shingles that are sticking out as well as any flashing or vents.
Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps.
Covering your existing asphalt shingles with metal roofing might be worth the expense.
Can you avoid tearing off your old asphalt shingle roof by putting a steel roof over it.
Now slide a washer onto a 1 inch wood screw and use your screwdriver to secure it to the plywood of the roof.
Put the underlayment membrane down to form the base.
This is not a complete install only basic install on a bungalow i.
Use your neoprene washer head screws to secure the metal to the sheathing.
Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails.
Use 1 4 inch metal wood screws to attach the metal sheets to the wood slat board base.
Most codes now allow no more than two layers of roofing before.
Generally speaking it is as safe to walk on a metal roof 30 or 50 years after installation as the day it was installed.
In this video i m installing some metal roofing over an existing ash fault shingled roof.
Then remove the rest of the roof including all the shingles.
A benefit to doing it this way is that you can see if there is any rotten plywood that needs to be replaced before installing the new roof.
Space the screws about 12 in 30 cm apart down the entire piece of metal.
Here are some pros and cons.
Make sure that you hammer in a 1 5 inches 3 8 cm nail every 12 inches 30 cm so it stays down.
4 steps for.
Even asphalt gets damaged from repeated traffic something that isn t necessarily true of metal.