14
3 PREDRILL THE HOLES IN THE ROOF (CONCRETE SUBSTRUCTURE)
> 100 mm
Arabic tiles
> 80 mm
Concreteslab
4
Pre-drillArabictilesatthehighestpointontherooftile.Thisensuresgooddrainage.Thedrillingdepthisatleast100mm.
4
Foraconcreteslab,thedrillingdepthisatleast80mm.
3
Clearthedrillholeandsurroundingareaofdrillcuttings.
Diameter of hanger bolt Predrill holes in roof structure
M10 Ø14mm
M12 Ø16mm
4 YOU USE A CHEMICAL ANCHOR TO FIX THE HANGER BOLT. CONSULT THE INSTRUCTIONS FROM THE SUPPLIER OF
THE CHEMICAL ANCHOR BEFORE STARTING.
Arabic tiles in cement Concreteslab