How To Install Metal Roofing Over Existing Shingles. Challenges of a metal roof. The roof has only one covering of asphalt shingles.
Factors to consider before venting metal roof over shingles. Metal roofing is attached in symmetrical panels that create smooth aesthetics for outdoor appeal. Install the eave piece first, then the rake piece over it.
Sweep The Roof And Remove Any Debris That Could Pose A Nuisance.
Once you have this, measure how much metal will be needed for a perfect fit. Asphalt roofs typically last 20 to 30 years, depending on the installation and shingle quality. Since the structure is quite lightweight, it can be added to your existing shingle roof without worrying about removals to accommodate the added weight.
Asphalt Roofs Typically Last 20 To 30 Years, Depending On The Installation And Shingle Quality.
Tying into an existing roof shingle that needs the expertise of an ardent roof contractor who will hack the job and deliver a flawless result. Benefits of installing metal roof over shingles. If the eaves have gutters, make sure the eve flashing overhangs over the lip of the gutter by about 1/2 inch.
The Two Pieces Should Meet Neatly At The Corners.
Metal roofing is attached in symmetrical panels that create smooth aesthetics for outdoor appeal. The image above illustrates a general furring strip approach, although, as you might guess, there are numerous variations to this method. The last thing that you want is to run out in the middle and not know how to fix it!
Steel Roofs Can Be Noisy And Unattractive In Residential Settings.
Cut around the shingles covering the existing vents, jacks, and all along the edge of the roof. The roof has only one covering of asphalt shingles. But in every building and zoning area, installing metal over more than two layers is a definite no.
When You Install Your New Metal Roof Over An Existing Shingle Roof, You Immediately Save Money That Normally Would Be Spent To Have The Old Roof Torn Off.
There are various considerations how to install metal roofing over shingles. Things to consider before you opt for a reroof: The new metal roof panels are then attached to the framing system.