Replace Flat Roof With Pitched

While that s the easiest route it s certainly not your only option.

Replace flat roof with pitched.

A pitched roof is more expensive. Flat roofs also don t last as long. If you have a high rise building converting your flat roof to a pitched one may not be applicable. This has to happen whether you re just removing the pitched roof or adding another floor with a flat roof.

Align the bottom so its parallel to the bottom length of the roof. Flat roofing systems come with benefits and drawbacks. Unlike sloped roofs flat roofs are susceptible to ponding water. Installing a shallow pitched roof over your existing flat roof.

According to improve net s online roofing calculator a flat roof is significantly cheaper than a pitched roof. Flip the topmost piece of the epdm material downward across the length of the roof. It is a significant renovation if you are converting from flat to pitched. A flat roof is easily replaced by a one way slope or shed roof.

Additional valleys angles and gables can be built into converted roofs as well but adding these elements may affect your project. The structure does not need to be reinforced and the surface area is not that much greater for a shallow sloped shed roof. This is because the membrane is more expensive to manufacture as well as the need for more specialized labor. There are a few ways to dealing with a pitched roof if you choose to convert to a flat roof.

Open the epdm square vertically along the length of the roof. However flat roofs require much more aggressive and consistent maintenance than a pitched roof. Most homeowners choose to convert a flat roof to a pitched one using a simple trussed roof with two angled planes. A 900 square foot flat roof in the san francisco area made of concrete tiles costs.

Building a new floor and installing the pitched roof above that. Lay down the square folded epdm material in the center of your flat roof. They last 25 50 years while a flat roof membrane will last about 15 20 years. Adding a trussed style roof.

Pitched roofs have about a 40 longer life than flat roofs. Roofs with a slope of 1 to 3 inches of fall to 12 inches of run should use rolled roofing. To get rid of ponding water problems. Determine the slope of the roof.

You can tear off the existing roof remove the trusses and strengthen the joists. Depending on the climate your flat roof will only last between 15 and 30 years if well maintained. Afterward flip the next topmost piece upward.