Rockite 25 Lb Carton Hydraulic Cement Services It will not rust or

It will not rust or rot

Latchbolt operated by interior or exterior

It is a stone wool insulation product for use in interior wall partitions of residential wood and steel stud construction where superior fire resistance and acoustical performance are required

Allows door to be opened slightly for viewing

No installation hardware included

Rockite 25 Lb Carton Hydraulic Cement Services It will not rust orExpands as it sets, never comes loose, never shrinks. Mixes with water only, applied cold, sets stronger than concrete in 1 hour. Good for all interior and exterior DIY jobs. Use to anchor bolts, screws, railing, etc. Use for patching concrete and brick. Use for feathering light cracks and gaps, etc. Dries off white. Packed in plastic bags within carton.