Redland Grovebury Concrete Interlocking Roof Tiles
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Details
Redland Grovebury Concrete Interlocking Roof Tiles is a pitched roof tile or fitting used as part of the external roof covering, helping shed rainwater and complete the roofline.
It sits over roofing battens and underlay, above the rafters/roof structure. Correct tile type, colour, pitch, headlap, gauge, fixings and compatible ridge/verge/ventilation components must be checked before ordering.
Best for
- New pitched roofs, extensions, repairs and re-roofing projects
- Matching existing tile profiles, colours and roof system components
Key features
- Sits as the outer roof covering, fixed to battens above the roof underlay
- Brand: BMI Redland
- Quick & easy to Install
- Economical
- Suitable for roof pitches as low as 15 ° (Smooth finish only)
- Enduringly popular design
- Lightweight
- Material: Clay
- Length: 418mm
- Width: 332mm
Used with / Compatible with
- Roofing battens, breathable underlay, ridge/hip/verge systems, tile vents, clips, nails and insulation/ventilation strategy
- Use matching fittings and accessories from the same tile/system family where possible
Things to consider before buying
- Check minimum pitch, headlap, gauge and fixing specification for the exact tile
- Colour and finish can vary by batch; matching existing roofs may require checking a sample
- Order compatible fittings such as half tiles, verge tiles, ridge tiles, vents and clips as needed
Technical specification
Batten
- Battens Required: 3.15 linear m/m2 at 318 mm gauge / 2.92 m/m2 at 343mm gauge
- Batten Size: 38 mm x 25 mm: rafter centres up to 450 mm / 50 mm x 25mm: rafter centres up to 600 mm
- Nail Size: 70mm x 3.35mm
Composition
- Concrete
Conformity
- Redland Grovebury Roof Tiles meet all the requirements of BS 5534: 2014 Code of practice for slating & tiling (providing Redland fixing recommendations are complied with) & BS EN 490: 2011 Concrete roofing tiles and fittings for roof covering & wall clad
Coverage
- Covering Capacity: 10.5 tiles/m2 at 318mm gauge / 9.7 tiles/m2 at 343 mm gauge
- Hanging Length: 394 mm approx
- Linear Cover of 1 Tile: 300 mm
Gauge
- Minimum Gauge: 293 mm
- Maximum Gauge: Smooth: 318mm below 17.5 degrees / 343mm at 17.5 degrees or above
- Granular: 318mm below 30 degrees / 343mm at 30 degrees or above
Minimum Roof Pitch & Headlap
- Minimum Pitch & Headlap: Smooth: 17.5 degrees at 100mm headlap / 22.5 degrees at 75mm headlap
- Granular: 22.5 degrees at 100mm headlap / 30 degrees at 75mm headlap
- Max Pitch: 90 degrees subject to fixing spec
- Max Headlap: 125 mm
Pallet Quantity
- Tiles per Pallet: 216
- Supplied in bands of 36
Performance
- Redland Grovebury Roof Tiles have been rigorously tested in a wind tunnel where combinations of high wind and driving rain are used to determine the tile performance with respect to wind loading and weathertightness.
Tile Size
- Size: 418 mm x 332 mm
Weight
- Laid Weight: 51 kg/m2 at 318mm gauge / 48 kg/m2 at 343 mm gauge
- Weight per 1000 Tiles: 4.7 tonnes approx
- Weight per Pallet: 1.07 tonnes approx
- Weight per Tile: 4.7 kg approx