Truck Capper Window Seal

Truck Capper Window Seal

How to Choose the Right Rubber Boot Seal

You can purchase rubber boot material for your special project. This seal is manufactured from heavy-duty EPDM synthetic rubber compound and integrates a pliable spring steel clip for fastening 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 3 alternatives of rubber to use for sealing your cabs together.

Tips for Getting the Right Fit

To specify how much you need measure the length around your cab opening. It is imperative that both openings are perfectly the matching size. Make sure to measure the opening before ordering. Every installation is different.

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 delivers due to its top-grade construction and customer-approved reliability. We focus on providing products that surpass your needs for long-term performance. Don't settle for low-end seals, upgrade to one that's engineered for adventure.

Truck Capper Window Seal Features and Benefits

Feature Benefit Use Case
Multi-Vehicle Fit Works on trucks, vans, semi cabs, and custom enclosures Versatile for commercial and recreational conversions
Custom Length Get the exact amount you need with no waste or shortages Great for DIY box truck or custom overland builds
U-Channel Orientation Consistency Both U-shaped edges face the same way for easier installation Helps avoid confusion during install, especially for beginners

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

Accordion Boot

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.

How Accordion Boot Works Animation

$8.95 per foot

In Stock

Order 541

  1. Enter the total amount of feet of boot material you need in the text box
  2. Check your entries, then click on the "Order Now" button.

Compression Boot - Part Number 540

Compression Boot

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.

How Compression Boot Works Animation

$7.95 per foot

In Stock

Order 540

  1. Enter the total amount of feet of boot material you need in the text box
  2. Check your entries, then click on the "Order Now" button.

Extra Wide Accordion Boot - Part Number 543

Extra Wide Accordion Boot

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

  1. Enter the total amount of feet of boot material you need in the text box
  2. Check your entries, then click on the "Order Now" button.

Accordion Boot - Ultra Wide 10" Part Number 544

Accordion Boot 10 inch wide

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

  1. Enter the total amount of feet of boot material you need in the text box
  2. Check your entries, then click on the "Order Now" button.

Accordion Boot 15 - Part Number 546

Extra Wide Accordion Boot

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

  1. Enter the total amount of feet of boot material you need in the text box
  2. Check your entries, then click on the "Order Now" button.

Compression Bulb Seal - Part Number 545

Compression Bulb Seal

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

  1. Enter the total amount of feet of boot material you need in the text box
  2. Check your entries, then click on the "Order Now" button.

Frequently Asked Questions

  • What is an accordion boot?

    An accordion boot is a flexible rubber connector that creates a weatherproof seal between two compartments, such as a truck cab and camper shell.

  • Can I order a custom lengths?

    Yes, because we sell the material by the foot we can provide the exact lenght you need for your project. You can also contact us if you need help finding the right length.

  • Is it suitable for sealing between an airbag mounted truck cab and the body hard mounted to chassis rails on a truck?

    As long as there is some sort of flange or wall to install the boot it should work. The thickness of the flange should not exceed 3/16" (4.7625mm) The accordion design allows for independent movement or flex between the cab bodies.