Garage Door Threshold and Bottom Seal Kit, 16 Ft PVC

Garage door threshold and bottom seal kit helps keep your garage cleaner by blocking drafts, rainwater, dust, and pests at the floor gap. This 16 ft set combines a U-shape bottom seal with an O-ring profile and a matching threshold strip for a tighter, multi-layer seal. Made from thick PVC for year-round weather resistance, it’s designed to trim-to-fit for most residential and light commercial garage doors.

• Includes a 16 ft bottom seal and a 16 ft threshold strip for full-length floor-to-door protection


• Delivers multi-layer U+O sealing to reduce gaps that let in leaves, debris, and cold air


• Resists cracking in extreme temperatures from -40°F to 284°F for dependable performance


• Installs fast with peel-and-stick backing plus included screws for added hold


• Fits a wide range of garage doors; trims easily for custom widths and uneven floors

Upgrade worn weatherstripping and stop the mess at the source. The black PVC threshold creates a raised barrier to help keep water from blowing under the door, while the bottom seal improves contact and helps reduce outside noise. Ideal for garages, warehouses, workshops, factories, and storage rooms, this kit is built for quick DIY setup with common tools. Measure, trim, clean the surface, and press into place for a tighter seal—grab yours today.

• Type: Garage door threshold + bottom seal kit (U-shape + O-ring profile)


• Length: 16 ft (bottom seal); 16 ft (threshold strip)


• Material: PVC


• Color: Black


• Temperature range: -40°F to 284°F


• Installation: Adhesive backing + screws (included)


• Net weight: 17.06 lb (7.74 kg)


• Bottom seal roll size: 10.23 x 10.23 x 3.94 in (26 x 26 x 10 cm)


• Threshold roll size: 11.41 x 11.41 x 3.94 in (29 x 29 x 10 cm)