Black Jack 5576-1-20 Premium Waterproofing Silicone Roof Coating, Bright White, 1 Gallon Door Sets Prevents mail from dropping inside

Prevents mail from dropping inside hollow-core door

Tetrasodium Ethylene Diamine Tetraacetate Sodium Hydrogencarbonate

peeling and failing in all conditions

Self-sealing neoprene washer for waterproof applications

Can be installed in interior or exterior walls or doors 4-3/4" to 7-1/4" thick

Black Jack 5576-1-20 Premium Waterproofing Silicone Roof Coating, Bright White, 1 Gallon Door Sets Prevents mail from dropping insideHighlights: Container Size: 1 gal Coating Material: Waterproofing Silicone Color: Bright White Approximate Coverage Area: 50 sq. ft. Low VOC: Yes Cold Application: Yes Gloss Sheen: High Ideal for flat roofs Best waterproof coating High solids formula Primer and coating in one Withstands ponding water Rain safe in 60 minutes Fiber Reinforced: No Water Based: No Transparency: No Packaging Type: Can WARNING: This product can expose you to chemicals