What pitch is required for slate roof?

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. Higher exposure or different sized slates necessitated a greater roof pitch of 22.5° or more.

Can you slate a 12 degree roof?

Easy Slate vastly improves the performance of the slates, enabling roof pitches as low as 12 degrees. The slates are still installed in a double lapped pattern, so there is no discernible difference in appearance on the roof.

Is there a minimum roof pitch?

The minimum roof pitch for shingles is a 2:12 pitch. If your roof is less than 2 vertical units (inches or feet) up for every 12 horizontal units out, it’s considered low slope.

What tiles can you use on a low pitch roof?

What Low-Pitch Roof Products Are Available?

• Concrete roof tiles.
• Clay roof tiles.
• Cedar shingles and shakes.
• Other materials.
• Technical support.

What is the smallest pitch for a tiled roof?

20° was traditionally the lowest recommended minimum roof pitch in BS 5534. Some tiles are now available that incorporate design features that allow them to be laid at a lower pitch. Our Lincoln and Mendip 12.5 tiles can be used in roof pitches as low as a 12.5°, with some restrictions on rafter length.

What roof tiles can I use for 10 degree pitch?

Planum roof tiles
The Planum roof tiles can be used on pitches as low as 10 degrees thanks to the innovative design and the highly engineered manufacturing process at the factory. As one of the leading low pitch roof tiles on the market the Planum tile available in a range 7 different colours to suit all projects and tastes.

What type of roofing is best for a low pitch roof?

Rubber roofs are a top choice for flat or low pitched roofing as it adheres to the roofing materials below it and, when installed correctly, provides a watertight seal to the elements. Choosing the best low slope roof materials often comes down to weighing the pros and cons based on your home and your needs.

Can you shingle a 1.5 pitch roof?

The asphalt shingle manufactures recommend that you install asphalt shingles on a recommended minimum of 4 in 12 or greater however most manufactures will warrant their shingles down to a 2 in 12 pitch if the recommended installation method is used.

What is the lowest pitch roof for shingles?

As well, a slope of 4:12 is most commonly considered the lowest slope for “standard shingle installations”. Most manufacturer and industry recommendations require, or at the very least recommend, special underlayment or other considerations on roofs between 2:12 and 4:12.

What tiles go down to 15 degrees?

Low Pitched Roof Tiles & Slates – 15° & below

• Marley Thrutone Slate.
• Redland Regent.
• Redland Cambrian Slate.
• Redland Grovebury.
• Redland Landmark Double Pantile.
• Marley Mendip.
• Marley Wessex.
• Marley Melodie Tile.

What roof tiles can go down to 15 degrees?

Mendip has an attractive double pan design and is provided in two versions. The original can be used on pitches down to 15°, while the Mendip 12.5 includes innovative features – such as anti-capillary channels and no nail holes – that enable it to be used at pitches as low as 12.5°.

Can I use shingles on a low pitch roof?

Most shingles may be applied on roof slopes of 2:12 to 4:12 (a “low slope” roof), providing that the shingles are adequately sealed against wind lift, and special procedures are followed. In many building codes, allowances are made to permit applications of asphalt shingles to low sloped roofs.

What pitch is too low for shingles?

Can a roof be too flat for shingles?

Can a roof be too flat for shingles? The direct answer to this question is yes. You should not shingle a flat roof. Different roofing materials require different slopes or pitches.

What is a good pitch for a slate roof?

The slope of a roof is often referred to as the roof’s pitch. Generally a slate roof is not installed on a pitch less than 4:12. As per the NRCA Roofing and Waterproofing Manual (Fifth Edition), they recommend that “roof deck slopes intended for the application of steep-slope materials at 4:12 (18 degrees) or greater”.

What is the minimum roof slope for shingles and shakes?

This means for every 12 horizontal units, the roof must rise a minimum of 4 vertical units. Wood shingles can only be installed on roof slopes of 3:12 or greater (25% slope). This means for every 12 horizontal units, the roof must rise a minimum of 3 vertical units. Wood shakes can only be installed on roof slopes of 3:12 or greater (25% slope).

What is slate shingle roof?

Slate Shingle Roof Basics True slate roof shingles are 100-percent natural stone with no additives. Much like natural granite counters, slate roofing is quarried directly from the earth. Slate can be identified by the way the light hits it from a certain angle.

What pitch can your roof tiles be used on?

Our Lincoln clay pantile can be used in roof pitches as low as a 12.5°.* Our Wessex and Mendip concrete roof tiles can be used down to a minimum 15° pitch. And our brand new Mendip 12.5 can be used at an even lower pitch of 12.5°.* And our Western Red Cedar Shingles can be used at a minimum pitch of 14°.