Flat Roof With Overhangdetails

Roof overhangs at the eaves and rakes protect the walls below from rain and sun.

Flat roof with overhangdetails.

Corrugated panels are more prone to bend under heavy snow loads. 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. To these roofs and adjacent wood construc tion. Chapter 9 2 wood.

Roof overhangs are the amount that the roof hangs over the top of the siding in residential home construction. The membrane proper must be kept in an unbroached condition with all edge conditions either above scupper or drain height until water runoff is complete. The vertical rise of the top chord per 12 horizontal inches is the roof pitch or slope. Figures 9 7 and 9 8 show some conditions commonly encountered.

Metal roofing can be used on any pitch or slope of roof. If the wind is. The tradeoff between solar heat gain and shading. The siding underneath the overhang is known as the soffit.

Cold roof insulation between rafters wnapor barrier on warm side below orw sheatiiing roofing roofing 2 x 8 sleepers notched for vent aligned wi rafters flashing over rooang fascia sheatiiing 2 x 4 sleepers aligned w rafters provide. The steeper the roof the more expensive the trusses get because the longer the boards get and the more roof area increases. America and canada the most important windows and doors to keep in mind for any roof strategy are the south windows. Soffits are commonly constructed from fiber cement panels metal panels stucco vinyl panels or wood sheathing.

Metal roofs also require particular attention especially the length of flat metal roofs. But are they really necessary. For homes built in the northern hemisphere i e. Metal panels untreated wood panels and vinyl attic vents figure 1.

You will also incur additional costs because. Overhangs are common in most house designs providing protection against both wind and rain. Other roof protrustions sothat notiiing obstructs tiieflow ofair from eave to ridge.