On Top Of Roofs Roofing
Asphalt shingles remain far and away the most popular choice because.
On top of roofs roofing. Chances are your roof structure was designed for a dead load of one layer of shingles plus extra for snow and a safety margin. Like many aspects of a home a roof is fairly complex. Metal roofs are durable and long lasting. Lynda hargroder google 5 star review.
First step flashing must be installed before the siding so that the siding can cover the top of the flashing. In most cases there is minimal stripping of the original roof and the spf roof is installed on top eliminating the need for costly roof tear offs and waste. Roofing contractors association of british columbia gravel on a ballast roof system. The addition of a parapet makes a flat roof far safer providing a small barrier that provides additional security to reduce the likelihood of anyone standing the roof falling over the edge.
It was a seamless and painless process. Modified bitumen roofs are a mix of asphalt and rubber with a layer of gravel embedded in the top layer of material during manufacture to provide uv protection. Installing new roof shingles over old effectively doubles the weight of the roofing so you have to. They re sleek lightweight long lasting and recyclable and something to consider if you re interested in rainwater harvesting says architect amy a.
On top roofing did an amazing job replacing my roof. I d been putting this off for years fearing that it would be a terrible experience but on top roofing surprised me from start to finish. The materials that are used for spf roofing systems are also environmentally friendly. The first step to take when you re thinking of having a new roof installed is to figure out the type of roofing you want.
Available in two types panels and shingles metal roofs come in aluminum copper stainless steel and zinc. Second step flashing needs to extend 8 to 14 inches above the shingles according to the national roofing contractors association nrca. A parapet roof is a flat roof with the walls of the building extending upwards past the roof by a few feet around the edges. No additional gravel on the roof is required.
If this is a repair job the siding must also be removed and replaced with the flashing. Custom cross section diagram of a house roof showing the many different parts of a residential roof including structural parts the various layers exterior and various roof features such as skylight and chimney. Good quality composite shingles can weigh 350 to 450 pounds per square 100 square feet of roofing installed.