Camper Gasket Truck Cap
How to Choose the Right Rubber Boot Seal
You can buy rubber boot material for your special project. This seal is extruded from heavy-duty EPDM synthetic rubber substance and incorporates a flexible spring steel clip for affixing to any rim. This material is available by the foot. To ascertain how much you need measure the distance encircling your cab opening. You get several choices of rubber to make use of for waterproofing your cabs together.
Tips for Getting the Right Fit
To ascertain how much you need measure the distance around your cab opening. It is imperative that both openings are accurately the matching size. Make sure to measure the opening before ordering. Every installation is different.
Universal Fit: Compatible Rubber Seals for Trucks and Rigs
This rubber boot seal is commonly used in cab pass-through conversions. It's fits most full-size trucks. Whether you're upgrading a camper shell or building a personalized rig, this seal offers broad fitment and dependable performance for your cab connection project.
Camper Gasket Truck Cap Features and Benefits
| Feature | Benefit | Use Case |
|---|---|---|
| Proven on Sleeper Cab Trucks | Successfully used between cab and sleeper on heavy-duty trucks | Ideal for semi trucks |
| Silicone-Friendly Seam Sealing | Easy to seal end joints with a small bead of silicone | Ensures total waterproofing where ends come together |
| 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.
$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
- How weatherproof is the camper gasket truck cap?
The EPDM accordion boot creates an airtight, watertight seal when installed correctly. It's designed to keep rain, dust, and wind out — ideal for camper conversions and pass-throughs.
- How long will my camper gasket truck cap last?
EPDM rubber is extremely durable, UV-resistant, and built to last for years. Proper installation can extend its lifespan significantly.
- Can I keep my sliding windows and still use a = camper,gasket,truck,cap ?>?
Unfortunately, no. The slider windows must be removed because the camper gasket truck cap equires a clean flange or wall to attach. Sliders block access to this area.
