Truck Caps Replacement Window Weather Seal
Only Buy What You Need - Rubber Boot Material Sold by the Foot
This product is bought by the foot. Unlike other organizations that force you to purchase more than you require. You buy the correct amount you need. No overage.
Quick and Easy Installation
Installing this rubber boot is user-friendly and can be done with few tools. Just secure the seal firmly onto the rim of the window or pass through opening. This ensures a watertight connection between the two units. Whether you're hauling, this seal blocks moisture and maintains temperature control during your journey.
Universal Fit: Compatible Rubber Seals for Trucks and Rigs
This rubber boot seal is often used in truck modifications. It's compatible with most light-duty 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.
Truck Caps Replacement Window Weather Seal Features and Benefits
| Feature | Benefit | Use Case |
|---|---|---|
| Prevents Heat and Sound Transfer | Improves cab comfort by blocking wind and road noise | Useful for sleepers and audio builds |
| Compressed and Expanded Flex | Adapts to body movement and misalignments | Maintains seal during travel, loading, or frame shifts |
| No Sealant Required | Cleaner installation with easy removal if needed | Perfect for quick and easy installs |
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
- Is a truck caps replacement window weather seal weatherproof?
Yes, a truck caps replacement window weather seal made from EPDM rubber is fully resistant to UV rays, water, and temperature extremes.
- How long will my truck caps replacement window weather seal last?
EPDM rubber is extremely durable, UV-resistant, and built to last for years. Proper installation can extend its lifespan significantly.
- How do I know if I need a truck caps replacement window weather seal or a compression boot?
Use a truck caps replacement window weather sealwhen both openings are identical in size and shape. Use a compression boot if there are size differences or no solid flange available.
