A bottom blade that will slide over the surface of the roof should be about 18 24 inches wide.
Making snow slide on a metal roof.
A method of retaining snow and ice on a metal roof so it will melt in place rather than shooting off the roof in a dangerous avalanche.
Bruce wayne 7 995 views.
Unlike shingle roofs metal roofs have smooth surfaces that do not provide any resistance to keep snow from sliding off.
There is one common problem with metal roofing systems though.
Cut out a rectangle that is about 6 8 inches deep and then add a triangular point to the front.
Since metal roofing is really popular these days now is the perfect time to put your safety first and learn how to walk on metal roofs without slipping.
It would be interesting to try it on a small part of the roof to see if it works.
The primary reason is a fear of having the building collapse under a heavy snow load.
As i design roofs today in ski resort areas i use one of the above types of roofs and plan to keep the snow on.
Our approach in north america is to use a metal roof with a steep slope that will allow the snow and ice to slide off.
If you work in the roofing industry you should expect to install more and more metal roofs since its gaining popularity year by year.
I ve read about people using dupont snow and ice repellent or fluid film on snow blowers.
I would try cleaning the roof first as this would remove a lot of the dirt and debris that is making it hard for the snow to slide.
You don t want it any wider than 2 feet as you won t be able to push it through that much snow.
Measure from the right 11 1 8 inches and to 12 7 8 inches.
Take the sheet metal and cut out a notch according to the photo and screw into the 1 header and support pipes using 10 screws.
They are prone to snow build up that can suddenly break loose in a massive slide that covers anything below the roofline including patio furniture air conditioner compressors and other valuable items.