To find your flashing

This is for tiles that have a profile of up to 90mm in thickness – this measurement should be taken from the top of the top curve to the bottom of the bottom curve.

This is for slates or tiles that have a profile of up to 45mm in thickness – this measurement should be taken from the top of the top curve to the bottom of the bottom curve.

This is for slates that have a thickness of up to 8mm.

This is for tiles that have a thickness of up to 16mm.