Flat Roof To Pitched Roof Detail

Roof deck providing the base for the waterproof membrane and in some cases the insulation.

Flat roof to pitched roof detail.

Although flat roofs are cheaper to build than pitched roofs they have a shorter life span. Waterproof membrane to prevent water penetrating the structure and interior of the building. Click the image for low res preview. For slopes less than 9 5 we cannot install roof shingles.

A guide to flat roof options. A flat roof usually consists of the following. When choosing a flat roof you need to take a number of considerations into account including the look you want to achieve the size of your flat roof the type of weather it ll face and the amount of labour it will require. Click the image for low res preview.

A pitched roof is more expensive. Armourvalley or other materials like epdm pvc or tpo covering. It has a slope of 2 3. 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.

But now flat roofs often are constructed with fewer layers because of improved waterproofing technology. 2 50 vat add to basket includes dwg dxf and jpeg. Definition of roofs slopes flat roof a flat roof is defined by having a roof pitch below 15 degrees or a fall of 1 in 40 and can comprise of different products pitched roof a pitched roof is defined by having a roof pitch above 15 degrees or above fall of 1 in 40. Flat roof connected to pitch 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. Instead the roof must be done with a modified bituminous membrane e g. A flat roof isn t actually flat. Flat roofs are hard to replace 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.

Depending on the climate your flat roof will only last between 15 and 30 years if well maintained. A selection of roof detail drawings including flat roof details pitched roof details mansard roof detail parapet verge ridge and eaves details. Flat roofs also don t last as long. Pitched or sloping roof a pitched or slanted roof has a terrain of at least 15 but it is often much more.

It is a significant renovation if you are converting from flat to pitched.