3M HoldFast 70 Cylinder Spray Adhesive is our extremely versatile, fast-tacking industrial grade spray adhesive with a unique wide-web spray pattern well suited for bonding a variety of substrates, including polystyrene. It requires a short dry time yet provides long open time to work at the best pace for your needs. It is an effective adhesive for waterproofing and protecting from moisture.

Features:
Creates quick permanent bonds on many substrates, including polystyrene, drainboard, FRP panels, insulation, foams and fabrics
Very fast-tacking adhesive bonds almost immediately and has a long bonding range
Produces a unique heavy body spray pattern with low soak-in that is ideal for irregular or porous substrates
Bonds polystyrene without damaging the material or degrading the surface
Versatile holding power to replace nails and other fasteners 

26 lb