M-D AFF312 Series 36" L x 3-1/2" W x 5/8" H Aluminum Threshold Palisade This screw is constructed of

This screw is constructed of hardened steel which is the result of carbon steel being put through heat treatment

May be used over concrete or plywood of underlayment quality

Requires a factory bored 5/8-In

This low-pressure polyurethane foam expands quickly to fill larger gaps and penetrations in rim joists

The Storehouse mailbox comes fully assembled for quick and easy installation

M-D AFF312 Series 36" L x 3-1/2" W x 5/8" H Aluminum Threshold Palisade This screw is constructed ofAFF312 style, residential low boy threshold. Extruded aluminum with vinyl caulking strips under legs. 3 1 2 In. W. x 5 8 In. H. x 36 In. L. Packed with screws.