BMI Redland Richmond 10 Slate

Richmond 10 Slate is the epitomy of a cost effective roofing solution where an authentic slate appearance is called for. Its unique design offers a thin leading edge and hidden interlock without compromising strength, durability and weathertightness.

Size : 418mm x 330mm.
Minimum pitch : 17.5° at 100mm headlap.
22.5° at 75mm headlap.
Maximum pitch : 90°.
Coverage : 10.5 slates/m2 – 318mm gauge.
9.7 slates/m2 – 343mm gauge.
Weight : 4.6 to 4.78 tonnes/1000.
Batten size : 38mm x 25mm – rafter centres up to 450mm.
50mm x 25mm – rafter centres up to 600mm.
Battens required : 3.15m/m2 – 318mm gauge.
2.92m/m2 – 343mm gauge.
Nail size : 45mm x 3mm – aluminium alloy.
45mm x 3.35mm – stainless steel ring-shank.