But since there is still a wide variety of slate roofing systems there are occasions when the minimum pitch can go down to as low as 15 12 5 depending on the design of the roof.
Low pitched slate roof system.
Low pitched roofs will likely use less material during manufacturing and installation.
To be installed as low as 12 deg.
By using the overlapping system this can allow for some roofs to be built as low as 10.
Typically low slope metal roof systems vary in weight from 40 to 135 pounds per 100 square feet making them among the lightest roofing products and the easiest to install.
Conventional low pitch slate roofs are recommended down to a minimum of 20 in areas of sheltered or moderate exposure providing a 500x300mm slate is used and a headlap of 115mm.
By eliminating water creepage the easy slate system will allow any type of slate.
The patented easy slate system provides a unique solution enabling slates to be installed on any roof with a pitch as low as 12.
Low pitch slate system easy roof systems.
Finding the right products for your low slope roof.
A lightweight roofing system also places fewer demands on a building s structural support system an important consideration in earthquake prone areas.
Higher exposure or different sized slates necessitated a greater roof pitch of 22 5 or more.
In order to provide you with the opportunity to specify low pitched slate roofs below 20 with confidence siga commissioned the bre to carry out a set of tests.
The ssq low pitch slate roofing system uses a combination of special width slates and hook fixing techniques and is a result of the knowledge and experience we ve accumulated during 25 years working within the slate quarrying and slate roofing industries.
Easy slate vastly improves the performance of the slates enabling roof pitches as low as 12 degrees.
Slates no longer need to be ruled out where the ridge height has been restricted due to planning considerations.
Residential low slope roofing can generally be divided up into two broad categories.
Larger flat roofed applications low slope such as residential condominium complexes row homes and town houses and smaller applications such as residential porch and garage transitions from the main home where the slope of the roof changes dramatically.
As a result tile purchases can be more affordable than standard roofing.
The slates are still installed in a double lapped pattern so there is no discernible difference in appearance on the roof.
Suitable for any type of slate lower maintenance improve aesthetics versatile no staining or streaking works with any slate any system.