Rv Window Cap Seal

Rv Window Cap Seal

How to Choose the Right Rubber Boot Seal

You can get rubber boot material for your special project. This seal is extruded from heavy-duty EPDM synthetic rubber substance and has a pliable spring steel clip for attaching to any flange. This material is sold by the foot. To find how much you require measure the distance around your cab opening. You have 3 alternatives of rubber to make use of for waterproofing your cabs together.

Tips for Getting the Right Fit

To find how much you require measure the space 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.

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

Choosing the right seal is important for your vehicle project. This rubber boot stands out due to its industrial-strength construction and real-world reliability. We pride ourselves on providing products that exceed your needs for long-term satisfaction. Don't settle for low-end seals, upgrade to one that's built to last.

Rv Window Cap Seal Features and Benefits

Feature Benefit Use Case
Powder-Coated Friendly Channel Seals well even on painted or coated surfaces Ensures compatibility with modified or custom trucks
Multi-Vehicle Fit Works on trucks, vans, semi cabs, and custom enclosures Versatile for commercial and recreational conversions
Urethane Adhesive Compatible Allows permanent seal when needed for high-stress areas Used in high-vibration or heavy-use applications

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.

$8.25 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

  • How long will my rv window cap seal last?

    EPDM rubber is extremely durable, UV-resistant, and built to last for years. Proper installation can extend its lifespan significantly.

  • Does the rv window cap seal allow for movement between the truck and camper?

    Yes, the accordion-style folds are designed to flex, allowing for some movement and vibration without breaking the seal.

  • Is professional installation recommended for a rv window cap seal?

    Most DIYers can install it successfully, but if you're unsure or working with custom cuts, a professional installer may help ensure a perfect fit.