13 Facts About Flat roof

Flat roof is a roof which is almost level in contrast to the many types of sloped roofs.

The pitch of this type of Flat roof is usually between 1 and 3 degrees depending upon sheet length.

Any sheet of material used to cover a flat or low-pitched roof is usually known as a membrane and the primary purpose of these membranes is to waterproof the roof area.

Once underlying Flat roof decking is soaked, it often sags, creating more room for water to accumulate and further worsening the problem.

An important consideration in tarred flat roof quality is knowing that the common term 'tar' applies to rather different products: tar or pitch, coal tar, asphalt and bitumen.

That said, Villa Savoye's Flat roof began leaking almost immediately after the Savoye family moved in.

One potential disadvantage of protected membrane Flat roof construction is the need for structural strength to support the weight of ballast that prevents wind from moving rigid foam panels or the weight of plants and growth media for a green Flat roof.

Mechanically attached Flat roof membranes are held in place with nails and are suitable in some applications where wind velocities are not usually high.

Glass-reinforced plastic Flat roof is a single-ply GRP laminate applied in situ over a good-quality conditioned plywood or oriented strand board deck.

The Flat roof is finished with pre-formed GRP edge trims and a coat of pre-pigmented topcoat.

Flat roof is the most cost-efficient roof shape as all room space can be used fully .

In third world countries, such Flat roof tops are commonly used as areas to dry laundry, for storage, and even as a place to raise livestock.

General flat roof maintenance includes getting rid of ponding water, typically within 48 hours.