Installing Metal Roof Over Nearly Flat Membrane Roof

If you want to install steel over asphalt your best choice for installing metal roofing is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel.

Installing metal roof over nearly flat membrane roof.

Flat metal roofs can last for almost 35 years in ideal conditions. Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof line. Before you install metal roofing repair any damage to the wood under the shingles. But now flat roofs often are constructed with fewer layers because of improved waterproofing technology.

Some observers suggest it s harder to replace a flat roof than a traditional pitched shingle roof because of the labor required to remove its layers especially on older flat roofs. As with most older metal buildings the metal roof panels had expanded and contracted over time causing the roof to leak. This could mean flat roofs may not raise the same red flags they used to. If you have a tar and gravel low slope roof typical of constructions in many areas in montreal you may consider changing the roofing material to something else.

Two common alternatives to tar and gravel are two ply membrane assembly and standing seam hidden fastener metal panels. In this video i cover measuring the roof figuring the metal th. Next use 1 inch nails to secure some metal edging to the perimeter of the roof. A mobile home roof over creates a unique opportunity to completely change the look of the home.

Less labor is needed and there are much smaller refuse fees. A mobile home roof over involves placing a new roof or roofing material over your existing roof there s little to no material removed which can keep costs down. To install it slide the flat wide. This is part 1 of a 6 part video series explaining how i installed a metal roof on my house.

Our goal was to provide a water tight roofing system by installing a tpo roofing system and increase the r value of the roof by installing a eps flute filler and iso roof insulation. Metal specifically aluminum is known for its durability. Then cover the entire roof with a layer of insulation and secure it with a staple gun. Install drip edge drip edge or edge metal is a piece of metal that extends approximately 0 75 inch beyond the roof s edge to channel runoff into your gutters.

Tar and gravel first let s talk about what makes a good tar and gravel roof work. Install the roofing screws vertically along each rib in the panel. Canadian drugs we have recently completed a metal reroof project. In a standing seam roof long single panels run vertically all the way from the eave to the ridge.

Plus it has the added advantage of reflecting heat from the sun which keeps energy costs down.