Framing A Flat Roof Addition

When framing a flat roof you will need to create a slight incline.

Framing a flat roof addition.

Of course you don t need to live in a modern house to deal with a flat roof. The third tactic for your house addition is to expand an upper level out across an existing one story section such as a flat roof garage or porch. When matched to the angle and proportions of other rooflines on the house your gable roof will add visual interest and character to the home making the addition look like an asset that belongs with the house. Flashing must be applied along the gap between the flat roof and the brick wall to ensure that everything is watertight and secure.

Flat roofs aren t architecturally logical as rain and snow will shed much more quickly off a sloped roof. Another is to sever the existing roof around the edges and lift it off temporarily then put it back in place after the new level has been framed in. Yet for historic modern style buildings like this old house s cambridge tv project flat roofs are at the core of the architecture meant to reflect the broad horizontal lines of the natural landscape. You can do this with a foam layer that exactly fits your roof.

Some roofs actually slope in several directions ensuring optimal water runoff. Rather than a single slope a gable roof consists of two slopes that meet at a peak running down the middle of the roof. Wrapped up framing to get roof ready for sheathing. Flat roofs are always built at a slight incline at least 1 8 inch per foot.

When building a single story flat roof addition on a two story house the flat roof will normally simply butt up against the side of the wall. This makes it very simple however it does create a weakness in the design. Https amzn to 38xt1eh or donate to suppor. How to tie a additions roof to existing roof roof designs to attach to existing home how to construct a roof from an exsisting shead how to attach a deck roof to existing roof how to add a roof over porch cost to tie into existing roof attache porch roof on house attach shed roof to house adding a roof to screened in porch adding a roof to existing.

The average wooden stud wall frame construction for an addition runs between 9 and 18 a square foot or 1 800 and 3 600 for a 200 square foot addition with most homeowners spending around 2 500 on basic rough construction framing. This will help you create a flat roof framing plan.