Residential Concrete Roof Overhang

Flat roofs come in many shapes and sizes which include parapet roofs roof decks and green roofs to name just a few of the options available.

Residential concrete roof overhang.

The larger the overhang the more upward lift will be created on the roof. Of course it is common in the philippines to build the overhangs larger so to keep the sun off the concrete walls. Roofs shall be covered with materials as set forth in sections r904 and r905. 102 mm is needed from the highest projected corner of block to the top of the beam.

The beam is formed over uncut block in courses successively shortened to match the slope of the roof. For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers. Class a b and c roofing required by this section to be listed shall be tested in accordance with ul. A solid slab of concrete capping the top of your house.

The siding underneath the overhang is known as the soffit. This is a compromise you will have to think about the larger the overhang the more pressure your roof will have to withstand. Overhangs are common in most house designs providing protection against both wind and rain. Exact specifications vary but most concrete roofs are several inches thick.

A concrete roof is exactly what it sounds like. A minimum of 4 in. If the wind is blowing overhangs only protect the top few feet of the wall anyway. The length of the overhang depends primarily on the climate.

Gable end wall overhangs. Figure 7a shows a continuously reinforced cast in place concrete rake beam along the top of the gable end wall. Roof overhangs are the amount that the roof hangs over the top of the siding in residential home construction. Flat roofs can be used to create box shapes cantilevered into daring overhangs or can be planted to create usable vegetated gardens.

With composite siding such as boral s truexterior siding over a ventilated rain screen and with properly executed flashing at the windows and doors the walls on the fhb house will be able to handle rain just fine. Roof overhangs at the eaves and rakes protect the walls below from rain and sun. But are they really necessary.