Truck Topper Boot Seal
How to Choose the Right Rubber Boot Seal
You can purchase rubber boot material for your special project. This seal is extruded from resilient EPDM synthetic rubber compound and has a flexible spring steel clip for attaching to any flange. This material is sold by the foot. To decide how much you require measure the length encircling your cab opening. You get several alternatives of rubber to use for waterproofing your cabs together.
Tips for Getting the Right Fit
To specify how much you want measure the space around your cab opening. It is important that both openings are precisely the same size. Make sure to measure the opening before ordering. Every installation is unique.
Don't Settle for Less: Upgrade to a Seal Built for the Road
Choosing the right seal is critical for your vehicle project. This rubber boot excels due to its industrial-strength construction and customer-approved reliability. We focus on providing products that surpass your needs for long-term performance. Don't settle for inferior seals, upgrade to one that's made for the road.
Truck Topper Boot Seal Features and Benefits
| Feature | Benefit | Use Case |
|---|---|---|
| Embedded Steel Spring Clip | Maintains a secure grip on flanges without adhesive | Stable connection between cab and shell |
| Compressed and Expanded Flex | Adapts to body movement and misalignments | Maintains seal during travel, loading, or frame shifts |
| Audio Blow-Through Compatible | Perfect for stereo mods and custom subwoofer enclosures | Used in high-performance truck audio 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
- Can I keep my sliding windows and still use a truck topper boot seal?
Unfortunately, no. The slider windows must be removed because the truck topper boot seal requires a clean flange or wall to attach. Sliders block access to this area.
- Will the truck topper boot seal 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 truck topper boot sealto grip.
- How thick is the accordion boot rubber?
The thickness of the rubber it is about 3/32" thick. (2.38mm).
