# Numhew Orange Rubber Garage Door Threshold Seal Strip, 20 ft. Universal Waterproof Weather Stripping Bottom Door Sealing Kit

**Brand:** [Numhew](https://shop.coreranger.com/brands/Numhew)
**SKU:** U8N3W7K7
**Price:** $120.99 · in stock
**URL:** https://shop.coreranger.com/product/numhew-orange-rubber-garage-door-threshold-seal-strip-20-ft-universal-waterproof-weather-stripping-b-343048071

## Specifications

| Spec | Value |
|---|---|
| Model # | U8N3W7K7 |
| Internet # | 343048071 |
| Returnable | 90-Day |
| Store SKU # | 1015977974 |
| Product Depth (in.) | 240 in |
| Product Width (in.) | 3.7 in |
| Cabinet Product Type | Installation Accessories |
| Product Height (in.) | 0.6 in |
| Builders Hardware Product Type | Door Sweep |

## Description

This universal garage door bottom seal creates a tight barrier against water, wind-driven rain, snow, dust, dirt, and debris by fitting snugly between the garage door and floor surface. Made from flexible rubber engineered for extreme temperatures ranging from -40°F to 284°F, it remains pliable and intact without cracking, drying out, or warping over time. Its serrated base grips securely on concrete, asphalt, painted, or treated flooring while anti-slip ridges add traction and stability. The 20 ft. length allows customization for most standard single and double garage doors, and installation requires no special tools just basic household items and the included instructions. Designed for long-term performance, the seal maintains consistent compression and contact pressure even with repeated door movement. It works effectively in both residential and light commercial settings where weather protection and floor-level sealing are essential. The low-profile height of 0.6 in. ensures smooth door operation without binding or resistance, and the 3.7 in. width provides broad coverage across uneven thresholds. Unlike rigid alternatives, this seal conforms naturally to minor floor irregularities for continuous sealing effectiveness.

• Prevents entry of water, snow and wind-driven rain
• Made from flexible rubber that stays functional -40F to 284 F
• Anti slip surface reduces hazards near the doorway