Low Slope Shed Roof

Clear roof space without truss or rafters.

Low slope shed roof.

Some builders even choose to match it directly especially if the shed s roof is attached to the house on the high side and just one simple span pitch. 2 where the roof is not visible consider upgrading to a single ply roofing intended for low slope roofs. Having a steeper pitched roof allows for more space in a shed loft. This image shows a relatively shallow roof pitch of 15 degrees.

1 cover the entire surface with a self adhesive flashing membrane such as grace ice water shield there are many. The loft space would be much larger with a roof pitch of 45 degrees. A quarter inch slope is the lowest you would go with a metal roof experts recommend at least a half inch minimum to ensure a weatherproof interior for your shed. A lower slope makes it more challenging for the water to run off the roof which may cause some pooling.

The roof is typically sloped down from the connecting wall if the shed is attached to the side of your house or garage. Snow may also build up more on a shed roof with a low slope. Most local building codes consider a roof to be low slope when its pitch ranges from 4 12 and below down to and including 2 12. Asphalt shingles with certain application adjustments can generally be installed down to slopes of 2 12.

Snow can build up against the lower roof wall and cause dampness or rot in the wall. For a low slope residential roof there are two main options. Expensive to convert a mono pitched roof to a multi slope roof since all walls need to become the same height. But for those lower slopes from 2 12 down to 1 2 12 you ll want a membrane system like roof fast.

Another widely used method is to follow the house s roof pitch on one side building the ridge off center then sloping down more drastically on the shorter side which will be closer to the house. Fast run off of rain or snow can cause ground erosion behind the shed. Sheds rain and snow quickly. While most skillion roofs shed water well if yours has a very low slope you may notice some drainage issues.

Remember metal roofing is more expensive than shingles.