Best Slope For Shed Roof

Whereas a hip roof and other popular roof types have at least two sides the shed roof has a single slope that can vary in steepness depending on the design.

Best slope for shed roof.

Ribbed steel sheet or shingle. 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. This slope works well for sheds that are fairly narrow like 4 to 6 feet but for sheds that are 8 or wider the shed roof becomes unsightly high. This means that for every 12 inches of horizontal distance across the shed the roof will rise 4 inches.

Make the roof slope at least six degrees to ensure some positive drainage. Think of a shed roof as a flat roof at a steeper slope. Asphalt shingles typically have a minimum slope rating of 4 in 12. The roof is typically sloped down from the connecting wall if the shed is attached to the side of your house or garage.

For slopes below 20 degrees systems such as epdm fibreglass metal roofing can be used. For lots more information on which roof finish to use for which slope and indicative costs. There are advantages and disadvantages to having a steep pitch versus a shallow or low pitch the most obvious of which is the roof s ability to shed or withstand heavy snow rain or wind. However if you choose to build a freestanding shed and use this style of roof you should plan the slope of your roof in such a manner as to slope down from the front to the back of the shed.

The key difference between a skillion roof style and a shed roof style is the slope a skillion roof is usually greater than 6 12. We had ice damage which forced the roof repair but because it was in the winter only the lower half of the 23 12 area was repaired. You can also think of it as one half of a traditional gable roof. The span is limited by the strength of the rafter.

Also if the roof is insulated include a ventilated air gap between the insulation and roof deck to prevent condensation. Beyond that you re free to choose whatever slope best fits your plans for your shed. Rubber waterproofing isn t needed due to the slope. What is the best option for replacing a low slope roof over an addition.

Pitch 10 to 20 degrees. Visit the shed roofing page. Felt shingle systems can achieve lower slopes down to about 20 degrees. We have a low slope shed roof that was repaired with roll roofing as an emergency patch in 2014.

Basically the steeper the pitch the better it can shed snow and rain.