Can The LaSalle Bristol XTRM EXP 90 Adhesive Be Applied Over The Old Adhesive?

Question:

Can this adheasive be applied over the old adheasive that is on my 5th wheel roof or do I need to resheeth with 1/4in ply then apply this for my new xtrm roofing?

asked by: Jonathan O

Expert Reply:

The LaSalle Bristol XTRM EXP 90 Adhesive for RV Roofs # 344270341415 must be applied to a clean and porous surface. So you will not be able to apply the adhesive to itself. You must either sand the surface clean or apply the new roof sheathing.

expert reply by: Bud M