Wall Trim 2500mm
The fixings supplied provide a mechanical attachment to anchor the membrane.
2500mm x 70mm with a 30mm return, smart leather grain finish.
Use a grinder to cut a thin chase in the mortar join.
Seal top of trim with wall mastic.
To bend around corners, cut the 30mm return with snips or hacksaw and bend by hand.
For large existing chases, apply a bead of sealant to the back of the trim and repoint with traditional mortar.