Expansion Sealing Gap Between Truck Cap And Truck Cab
Only Buy What You Need - Rubber Boot Material Sold by the Foot
This material is bought by the foot. Unlike other businesses that compel you to buy more than you require. You receive the precise amount you require. No waste.
Tips for Getting the Right Fit
To determine how much you require measure the distance around your cab opening. It is important that both openings are perfectly the same size. Make sure to measure the opening before ordering. Every installation is different.
Why EPDM Rubber Is the Best Choice for Long-Lasting Seals
The EPDM rubber seal is designed to handle extreme conditions such as sunlight. It's suitable for both daily use. Compared to standard seals, this material performs better. It's a reliable option for anyone looking to enhance their truck cab connection with a dependable sealing solution.
Expansion Sealing Gap Between Truck Cap And Truck Cab Features and Benefits
| Feature | Benefit | Use Case |
|---|---|---|
| Silicone-Friendly Seam Sealing | Easy to seal end joints with a small bead of silicone | Ensures total waterproofing where ends come together |
| Cleanable Surface | Easy to wipe down or blow clean for reinstallation | Using mild soap and water for cleaning maintenance |
| Weather-Tested Seal | Handles rainstorms without leaks or performance loss | Reliable weather barrier for daily-use trucks or RVs |
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.
$7.95 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 install the expansion sealing gap between truck cap and truck cab by myself?
Most users successfully install the expansion sealing gap between truck cap and truck cab with basic tools, soap solution, and occasionally a helper for positioning.
- Will the expansion sealing gap between truck cap and truck cab 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 expansion sealing gap between truck cap and truck cabto grip.
- What do you charge for shipping?
Here are the various charges for shipping both Domestic and International
Part 540 Compression Boot - Flap $17.45 Part 541 Accordion Boot $17.45 Part 543 Wide Accordion Boot $24.35 Part 544 Extra Wide Accordion Boot $24.35 Part 545 Compression boot - Bulb $17.45 Canada $76.95 International $110.00
