Flat To Pitched Roof Detail

A flat roof usually consists of the following.

Flat to pitched roof detail.

2 50 vat add to basket includes dwg dxf and jpeg. Click the image for low res preview. Flat roofs are usually made of variations of bitumen felt and function as durable long lasting roofs that are perfect for water run off in wet weather and protect wood and cement from potential build ups of damp and dry rot. Waterproof membrane to prevent water penetrating the structure and interior of the.

Although flat roofs are cheaper to build than pitched roofs they have a shorter life span. Most homeowners choose to convert a flat roof to a pitched one using a simple trussed roof with two angled planes. Part 3 pitched roof detail. Additional valleys angles and gables can be built into converted roofs as well but adding these elements may affect your project.

To discuss your project in more detail please contact your local area manager. No ventilation is required for these types of roofs. A roof is considered to be flat when it is of a slope of 1 5 o to the horizontal. Pitched or sloping roof.

Roof ridges and ridge tiles roof hips and hip tiles roof valleys roof verges and lead flashings. According to improve net s online roofing calculator a flat roof is significantly cheaper than a pitched roof. This latest project was in early december in lambeth ontario for a residential home that had an existing sloped or shingled roof that needed to tie into a ne. Cold deck roof a cold deck roof is where the insulation is placed between the joists rafters or in between the ceiling joists in the case of a pitch roof.

Covers pitched roof detail. It is a significant renovation if you are converting from flat to pitched. Flat roof construction for residential. A pitched or slanted roof has a terrain of at least 15 but it is often much more.

Part 1 a guide to roof construction. While that s the easiest route it s certainly not your only option. A warm deck roof is where the insulation is placed on top of the rafters joists and the roof covering is then placed over the insulation. Covers flat roof materials and flat roof construction of warm and cold roofs.

Covers an overview of flat and pitched roofs. Flat roof construction manual materials design applications. Click the image for low res preview. Warm roof to pitched roof junction mansard.

However flat roofs require much more aggressive and consistent maintenance than a pitched roof. A pitched roof is more expensive. Part 4 flat roof construction. A 900 square foot flat roof in the san francisco area made of concrete tiles costs.

Depending on the climate your flat roof will only last between 15 and 30 years if well maintained.