U-shaped door bottom with drip cap Seals between bottom of door and threshold to block out air and moisture Slotted fastener holes allow easy installation and adjustment Drip cap diverts rainwater away from the door Fasteners included Vinyl seal provides protection against drafts, moisture, dust and insects Consumers and industry professionals throughout the world trust M-D Building products and services, positioning them as the leaders in the weatherstripping, floor and tile trims, perforated aluminum sheets, digital levels, and caulking categories