Henry 547-410 Port Cement Underlay, 10 Lb Folding Knives Durable and long lasting even

Durable and long lasting even in damp conditions

Perma-Shield Non-Stick Coating

IR and Mercury-free

Strong and sturdy

Crack Size: 3/4"

Henry 547-410 Port Cement Underlay, 10 Lb Folding Knives Durable and long lasting evenUse for preparing substrates to accept flooring. For use as a patch, underlayment, or embossing leveler. Use with almost any substrate. Fast setting. Ready for most floors in 1 2 hours. Non sanded formula trowels easily for a smooth finish. Non shrinking. Reduces installation time. Exceeds 5000 PSI compressive strength. Bonds to concrete, ceramic tile, quarry tile, and terrazzo (except metal terrazzo strips), wood and wood underlayments, clean and