Large-headed galvanised 30mm x 2.5mm steel nails
(Using hammer or nail-gun).
Aluminium or copper nails may also be used but driving
them through the slate may cause bending.
Cutting
Fine toothed handsaw, jig-saw or circular saw.
Storage/cold
If temperature drops below zero, allow product to stand
for at least 24 hours at 4°C or above before installing.
Do not install in temperatures below 4°C.
Product Certification
BBA APPROVAL INSPECTION TESTING
CERTIFICATION
CERTIFICATE No 08/4603
KEY FACTORS ASSESSED
Strength — the products have adequate strength to resist the loads associated with the installation of the roof.
Properties in relation to fire — the products will enable a roof to be unrestricted under the Building Regulations
Liquid water penetration — the products resist the
passage of moisture into the building.
Durability — under normal service conditions the
products will provide a durable covering with a service life of in excess of 20 years.