Shallow Pitched Roof Coverings
In fact a properly installed metal roof can be used on roofs as shallow as 1 2 inch 12 inches which is almost flat.
Shallow pitched roof coverings. Roofs on victorian era houses were often sharply. A gable roof is shaped like an upside down v and is sometimes referred to as a dual pitched saddle saddleback or peaked roof. It can seem confusing working out whether to go with a low pitch roof and what this could mean in the long run. The gentle slope of a hip roof with its trapezoidal sides and pyramid like elegance is a graceful traditional design that pleases the eyes and can be constructed in a combination of various unique styles.
Visually this roof appears flat. Long lasting and old fashioned metal roofing is an excellent design choice if most of your house has steeper roof planes that are covered in traditional slate or tile. Single ply membranes low pitch roofs these comprise thermoplastic membranes and thermoset membranes. Metal roofing made of steel and copper are ideal for shallow pitched roofs.
It was fashionable for modern style homes built in the 1960s to have little pitch just a barely negligible slope to help drain water. The minimum pitch for a roof is 1 4 12 which translates to 1 4 inch rise to 12 inches of run. Generally 17 5 and below is considered a low pitch roof. In retrofit projects a sub framing system is attached to the existing flat roof surface to provide a minimum 12 roof pitch.
The risk of leaking is also reduced as rain water will roll down the slope rather than collect on a flat roof. However you can only use this pitch with built up roofing or specialized synthetic roofing. Polymer modified bitumen sheet membrane these systems use multiple layers of reinforced fabrics and are normally installed as 2 ply systems in most applications. Moreover low slope metal roofs are not prone to the degradation experienced by organic materials enabling these roofs to better resist the elements.
This pitch might be as low as 1 12. It s constructed of a durable reinforcing mat of non woven glass fibers that have been coated and permeated to a thickness of approximately 2 0 mm. However this can vary depending on the manufacturer architect and installation company. Iko roof fast 95 base is a self adhesive product that can easily be cold applied on low slope roofs.
With a low pitch roof instead the lifespan is greatly increased ensuring a durable and long lasting solution.