How To Make A Flat Roof Pitched

Flat roofs also don t last as long.

How to make a flat roof pitched.

Flat roofs aren t architecturally logical as rain and snow will shed much more quickly off a sloped roof. Determine the roof span and pitch. Next measure the area and make calculations so you know how much of your chosen materials to buy. Plumb cut the ends of the rafters and place blocking between the rafters.

If you used long lasting materials on your pitched roof you could expect it to last much longer. Step 3 prepare the materials. Depending on the climate your flat roof will only last between 15 and 30 years if well maintained. Step 5 replace roofing.

The process for converting a flat roof into a pitched roof depends on your individual structure and your individual needs there is no one size fits all option. 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. Cut rafters to the hypotenuse of the roof plane depth and stud wall height. Step 4 re sheath roof.

However flat roofs require much more aggressive and consistent maintenance than a pitched roof. Some will choose to keep their pre existing flat roof on their structure underneath the new pitched roof to save removal costs but others might not be able to consider that option. Purchase your materials including prefabricated trusses plywood covering and roof tiles. Step 2 calculate material prices.

Adding pitch to a flat roof. Robin is working on an extension so we thought we d shadow him for the day and see how he creates a pitched roof or semi pitched roof leading up to a flat. Of course you don t need to live in a modern house to deal with a flat roof. At the intersection with the existing roof decking and stud wall make bird mouth cuts and fix the rafters at 16 inches on center using toe nailing or joist hangers.

Install the new material. Step 1 calculate the roof span. How to make a flat roof have a pitch general steps step 1. Calculate how much the roof span is going to be by measuring from one top plate to the other top plate.

If you have a flat roof on a part of your property they often are susceptible to problems and so it is now common practice to convert a flat roof into a pitched roof.