Scottish roof

[RJ01]

Can anybody help by telling me how you would fix the mounting rails to a roof where there is 100mm of kingspan on the outside of the trusses
the roofer has obviously used long fixings to attach the lats.

Many thanks

 

[pvman]

150-200mm coach screws with the normal anchors.

Tom

 

[RJ01]

Thanks Tom that's what I thought.