Accordion Sleeper Seal
Only Buy What You Need - Rubber Boot Material Sold by the Foot
This item is bought by the foot. Unlike other businesses that compel you to purchase more than you need. You buy the exact amount you need. No overage.
Quick and Easy Installation
Installing this rubber boot is hassle-free and requires minimal tools. Just secure the seal firmly onto the frame of the window or pass through opening. This creates a secure connection between the two units. Regardless of whether you're off-roading, this seal blocks moisture and ensures a dry space during your journey.
Universal Fit: Compatible Rubber Seals for Trucks and Rigs
This rubber boot seal is frequently 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 universal fitment and dependable performance for your cab connection project.
Accordion Sleeper Seal Features and Benefits
| Feature | Benefit | Use Case |
|---|---|---|
| Watertight Design | Keeps moisture and dust out, even in rough outdoor environments | Protects interior from water, wind and dust |
| U-Channel Orientation Consistency | Both U-shaped edges face the same way for easier installation | Helps avoid confusion during install, especially for beginners |
| Reusable with Careful Removal | Can be reinstalled without damage if no adhesive used | Ideal for resprays, upgrades, or camper swaps |
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 do I measure for a accordion sleeper seal?
To install a = accordion,sleeper,seal ?>, use a flexible tape to measure the full perimeter of the opening. Add 1–2 inches for adjustment or overlap.
- Can I get samples of the boot?
Yes, we offer a sample pack that includes each of the boot styles. Getting a sample will help you know and understand how the boot installs and attaches to your vehicle or special project. To order a sample pack go to Boot Sample
- I am installing a boot between a truck cab and utility box.The box is about 1/2" thick. Will the boot clips expand over that type of material?
The material will not stretch that far. The maximum size that flange can be is 3/16" to receive the rubber. One solution to consider is to use flat bar and attach that around the opening in the box. One thing you must also remember - both opening need to be the same size and similar in shape.
