Topper Compression Boot
How to Choose the Right Rubber Boot Seal
You can obtain rubber boot material for your special project. This seal is extruded from long-lasting EPDM synthetic rubber substance and integrates a bendable spring steel clip for fastening to any rim. This material is available by the foot. To specify how much you need measure the length around your cab opening. You have three options of rubber to use for waterproofing your cabs together.
Quick and Easy Installation
Installing this rubber boot is easy and can be done with few tools. Just secure the seal firmly onto the flange of the window or pass through opening. This forms a watertight connection between the two units. Even if you're off-roading, this seal blocks dust and maintains interior comfort during your journey.
Why EPDM Rubber Is the Best Choice for Long-Lasting Seals
The EPDM rubber seal is designed to endure extreme conditions such as sunlight. It's tailored for both commercial fleets. Compared to cheaper seals, this material retains flexibility. It's a reliable option for anyone looking to protect their truck cab connection with a dependable sealing solution.
Topper Compression Boot Features and Benefits
| Feature | Benefit | Use Case |
|---|---|---|
| Fast, Reliable Shipping | Quick turnaround when time-sensitive installs are needed | Helpful for last-minute road trip or show prep |
| Reusable with Careful Removal | Can be reinstalled without damage if no adhesive used | Ideal for resprays, upgrades, or camper swaps |
| Custom Length | Get the exact amount you need with no waste or shortages | Great for DIY box truck or custom overland builds |
Order Form
To begin your order just enter the total amount of feet of boot material you need in the appropriate box next to the item you want to order below. Check your entries then click on the "Order Now " button.
Accordion Boot - Part Number 541

The accordion boot is designed for cabs where you take out the truck window. This product works best with fiberglass shells that are 1/8" to 3/16" thick. Please note that both openings must be exactly the same size for this boot to fit properly.

$8.95 per foot
In Stock
Order 541
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Compression Boot - Part Number 540

Use this seal when you leave the rear slider window in the truck. This product works best with fiberglass shells that are 1/8" to 3/16" thick. You will also use this boot if the opening in the fiberglass shell is much larger than the opening in your truck.

$7.95 per foot
In Stock
Order 540
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Extra Wide Accordion Boot - Part Number 543

The extra wide accordion boot is designed applications where you have a large gap between the space you want to seal. This product works best with fiberglass shells or sheet metal flange that are 1/8" to 3/16" thick. Both openings must be exactly the same size for this boot to fit properly.
$11.50 per foot
In Stock
Order 543
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Accordion Boot - Ultra Wide 10" Part Number 544

The Ultra Wide 10 Inch accordion boot is designed for very wide gaps between cabs.. This product works best with fiberglass shells that are 1/8" to 3/16" thick. Please note that both openings must be exactly the same size for this boot to fit properly.
$13.90 per foot
In Stock
Order 544
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Accordion Boot 15 - Part Number 546

The Accordion Boot 15 is designed applications where you have a large gap between the space you want to seal. This product works best with fiberglass shells or sheet metal flange that are 1/8" to 3/16" thick. Both openings must be exactly the same size for this boot to fit properly.
$16.50 per foot
In Stock
Order 546
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Compression Bulb Seal - Part Number 545

Use this seal when you leave the rear slider window in the truck. This product works best with fiberglass shells that are 1/8" to 3/16" thick. You will also use this boot if the opening in the fiberglass shell is much larger than the opening in your truck.
$8.25 per foot
In Stock
Order 545
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Frequently Asked Questions
- Will the topper compression boot work with thin metal or wood frames?
Yes, but there must be a flange no thicker than 3/16". For wood or thick materials, add a metal strip (like aluminum flat bar) around the opening for the topper compression bootto grip.
- Will the topper compression boot work on a walk-through truck conversion?
Yes! This is a perfect use case. The topper compression boot allows you to join the truck cab and camper shell or utility box with a weather-sealed, flexible connection.
- Will your product work for metal below the window that is too thin?
Yes, the boot will work. Just ensure there is a flange for the clip to attach.
