How To Re Pitch A Flat Roof

Step 1 calculate the roof span.

How to re pitch a flat roof. If you used long lasting materials on your pitched roof you could expect it to last much longer. Install the new material. Step 4 re sheath roof. Flat roofs also don t last as long.

Align the bottom so its parallel to the bottom length of the roof. Step 3 prepare the materials. This new roof with a higher pitch can be accomplished with premade roof trusses and typical asphalt shingles. Take off shingles or other roof.

Use a pry bar to pull nails loose then remove them with a crow bar or. Rooftops can be either flat or pitched at a variety of angles. Remove rafters or trusses one at a time. Flip the topmost piece of the epdm material downward across the length of the roof.

Replacing a roof can be expensive but if a roof contains only a small slope it s possible to raise the roof pitch of a house by building a roof over the old one. Tear off the old materials and apply roof sheathing. The traditional metal roof types such as 5v crimp shown above and corrugated are rated by the manufacturers for use down to a 3 12 pitch three inches of vertical rise for every foot of horizontal run. The pitch of a roof is the angle at which it is built compared to the flat foundation of the house.

Use prefabricated trusses to put a new pitch. Lay down the square folded epdm material in the center of your flat roof. Step 2 calculate material prices. Change the pitch on an existing sloped roof by removing the old roof and framing.

Open the epdm square vertically along the length of the roof. Step 5 replace roofing. Determine the roof span and pitch. There is no common formula for pitching a roof in most locations homeowners can choose a pitch that works for them when remodeling or building a house from the ground up.

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. However flat roofs require much more aggressive and consistent maintenance than a pitched roof. How to make a flat roof have a pitch general steps step 1. Adding pitch to a flat roof.