Semi Truck Window Seal

Semi Truck Window Seal

How to Choose the Right Rubber Boot Seal

You can buy rubber boot material for your special project. This seal is extruded from durable EPDM synthetic rubber compound and incorporates a flexible spring steel clip for affixing to any rim. This material is sold by the foot. To ascertain how much you require measure the length encircling your cab opening. You get several alternatives of rubber to employ for waterproofing your cabs together.

Tips for Getting the Right Fit

To determine how much you require measure the length around your cab opening. It is imperative that both openings are exactly the matching size. Make sure to measure the opening before ordering. Every installation is unique.

Don't Settle for Less: Upgrade to a Seal Built for the Road

Choosing the right seal is crucial for your vehicle project. This rubber boot excels due to its industrial-strength construction and real-world reliability. We focus on providing products that meet your demands for long-term satisfaction. Don't settle for flimsy seals, upgrade to one that's engineered for adventure.

Semi Truck Window Seal Features and Benefits

Feature Benefit Use Case
Embedded Steel Spring Clip Maintains a secure grip on flanges without adhesive Stable connection between cab and shell
Forgiving Fit Can accommodate minor mismatches in height and width Useful for older vehicles or hand-cut openings
UV & Weather Resistant Withstands sun, rain, and temperature changes without cracking Long-term durability for vehicles stored outdoors

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 the minimum corner radius I can use?

    The recommended minimum radius for corners is 1 inch. Tighter corners may cause the semi truck window seal to bunch or kink.

  • How weatherproof is the semi truck window seal?

    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.

  • What if I’m not satisfied with my semi truck window seal?

    We offer a 30-day money-back guarantee. If you're not satisfied, simply contact customer service and return the product.