Large BottomSealer™
Seal Large Gaps and Keep Your Space Protected
Struggling with large gaps under your doors that let in cold drafts, dust, pests, and debris? The SnirtStopper™ L Premium Door BottomSealer is specifically designed to handle larger gaps that regular seals just can’t cover. Whether you have uneven floors or oversized doors, this heavy-duty door seal provides a perfect solution for keeping out the elements, saving energy, and protecting your space.
Why Choose
Large Bottom Sealer™?
Designed for Larger Gaps
This premium seal is engineered to fill even the biggest gaps, up to 1.5 inches, under garage doors, barn doors, and other large openings, making it ideal for industrial or commercial applications as well as residential.
Durability You Can Count On
Made from industrial-grade materials, the SnirtStopper™ L can withstand extreme weather conditions, ensuring long-lasting performance. Whether it’s heavy snow, rain, or blazing heat, this seal is built to handle it all.

Ultimate Protection
Keep your space clean and insulated by blocking out snow, rain, dirt, pests, and cold drafts. The SnirtStopper™ L is perfect for large overhead and roll-up doors in garages, workshops, and warehouses.
Energy Efficiency
Sealing large gaps means less energy loss. By keeping out cold drafts, the SnirtStopper™ L helps maintain a comfortable temperature inside, reducing heating costs in winter.
How to Install SnirtStopper™ BottomSealer™ and StopTheSnirt™!
StopTheSnirt is not just for residential garage doors. It works on all types of commercial doors, too, including:
- Overhead Doors
- Sliding Doors
- BiFold Doors
- Hydroswing Hydraulic Doors
Sloppy, loose fitting bay doors can be a huge source of heating and cooling loss and present a security risk. Seal them up tight with SnirtStopper™ and keep your shipping and receiving employees happier with a cleaner, warmer and more secure shipping area.
Order Your SnirtStopper™ Large BottomSeal Today!
Don’t let large gaps under your doors create problems in your garage, workshop, or warehouse. The SnirtStopper™ L Premium Door BottomSealer offers an easy, durable solution that blocks out the elements and saves on energy costs. Order today and keep your space protected!