Shell Window Gasket
How to Choose the Right Rubber Boot Seal
You can get rubber boot material for your special project. This seal is manufactured from resilient EPDM synthetic rubber substance and contains a bendable spring steel clip for fastening to any flange. This material is sold by the foot. To ascertain how much you need measure the length encircling your cab opening. You get three options of rubber to make use of for waterproofing your cabs together.
Quick and Easy Installation
Installing this rubber boot is user-friendly and requires minimal tools. Just attach the seal tightly onto the frame of the window or pass through opening. This provides a secure connection between the two units. Even if you're hauling, this seal prevents debris and helps a dry space during your journey.
Universal Fit: Compatible Rubber Seals for Trucks and Rigs
This rubber boot seal is often used in vehicle sealing applications. It's fits most light-duty trucks. Whether you're repairing a camper shell or building a bespoke rig, this seal offers broad fitment and dependable performance for your cab connection project.
Shell Window Gasket Features and Benefits
| Feature | Benefit | Use Case |
|---|---|---|
| Easy DIY Installation | Simple to install with basic tools | Weekend warrior friendly; ideal for personal projects |
| U-Channel Orientation Consistency | Both U-shaped edges face the same way for easier installation | Helps avoid confusion during install, especially for beginners |
| Silicone-Friendly Seam Sealing | Easy to seal end joints with a small bead of silicone | Ensures total waterproofing where ends come together |
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
- How long will my shell window gasket last?
EPDM rubber is extremely durable, UV-resistant, and built to last for years. Proper installation can extend its lifespan significantly.
- Can the shell window gasket be painted?
We only sell black boots, but EPDM rubber can be painted using an acrylic roof coating rated for EPDM. Avoid latex and petroleum-based paints.
- How long does it take to receive my shell window gasket order?
Delivery typically takes 3 to 10 days depending on your location and order volume.
