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Rubber Trim-Seal Product Builder

Home  »  Rubber Extrusions and Rubber Seals  »  Weatherproof Rubber Trim Seals  »  Rubber Trim-Seal Product Builder

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About This Trim Seal

Trim-Lok’s Rubber Trim Seal is a flexible PVC plastic trim with a sponge-rubber bulb attached to provide a secure seal for a variety of applications. Push-on edge trim rubber seals are available in a wide variety of bulb sizes and designed to attach to a wide range of edge thicknesses.

Use this rubber trim seal product builder to easily create a customized, finished rubber bulb seal to protect against rain, snow, or extreme heat. We can position bulbs in A, C or E locations (see image for location reference). Additional bulb locations are available upon request.

Bulb Size *

For volume pricing above 5,000 feet, please contact Trim-Lok at 888-874-6565

*Price breaks, where applicable, will be reflected in cart*

Please note that international orders cannot be processed online. To place an order for international shipping, please contact Trim-Lok at 888-874-6565.

Price: Build Your Part for Pricing

Rubber Trim Seal Applications

Rain, snow, wind, and extreme heat can do significant damage to your vehicle, boat, or truck. Rubber Trim Seals offer a clean, finished look and protect against weather damage. Our bulb trim seals are ideal for a wide variety of applications such as:

  • • Boat hatch seals
  • • RV compartments
  • • Door seals
  • • Tonneau cover seals
  • • Toolbox seals
  • • Outdoor electrical enclosures

Benefits of Rubber Edge Trim Seals

At Trim-Lok, our rubber bulb seals are manufactured from a flexible PVC plastic trim with an attached EPDM sponge-rubber tubing. Our push-on edge trim rubber seals:

  • • Come in a wide variety of bulb seal sizes to fit your needs and range from .20 inches to 1 inch (5mm to 25mm) in size

  • • Offer strong gripping tongues and a resilient design to ensure they stay in place during extreme temperatures and erratic weather conditions

  • • Provide superior flexibility, weather resistance, and a professional finish that is unparalleled among other trim seals on the market

  • • Are easy to use and install with our installation video and PDF guide


Rubber Trim-Seal Customized for Your Needs

If you have a special order or require a custom fit, we work with you on your design requirements and manufacture a custom product based on your unique application. Our rubber edge trim seals are the product of choice for the automotive, marine, RV, transportation, HVAC and many other industries. Look no further than Trim-Lok for a durable, EPDM bulb trim seal.

Ready to purchase high-quality rubber trim seals? Find an international distributor or

Contact a Sales Representative Today

To view our entire catalog of rubber trim seals and other products, download a copy now or request a FREE copy by mail.

Catalog page 18 with rubber trim seals

Catalog page 19 with rubber trim seals

Catalog page 20 with rubber trim seals

Description Trim-Lok’s Rubber Trim Seal is a flexible PVC trim with an EPDM sponge-rubber bulb attached to provide a secure seal for a variety of applications. Utilize this durable, protective trim seal for boat hatches, RV compartments, door seals, toolbox seals and more.
Resistance to
  • Ozone – Excellent
  • Water Absorption – Excellent
  • Sunlight Aging – Excellent
  • Low Temperature – Good
General Temperature Rating -20ºF to 158ºF
Outer Coating Material Poly Vinyl Chloride (PVC) 85 Durometer Shore A
Internal Metal Clip Materials
  • Aluminum – 3004 H38P
  • Steel – CRS SAE 1010, Rockwell B ,75-85 Durometer
Flammability &
Code Compliance
Bulb Material Custom formulated EPDM sponge rubber bulb
View the Trim Seal Spec. Sheet
Diagram of rubber bulb seals with bended radii
Bend Radius
Bend Radius
Bend Radius
#3100AN/A 1.50"1.50"
100AN/A 1.50" 1.50"
#4 100 
#6 100AN/A
2.00" 3.00"
#6 100 
C3.00" N/AN/A
#7 100AN/A
2.50" 4.00"

Trim Seal Installation Instructions

Watch the video to learn how to install a rubber edge trim seal, and download the PDF for installation instructions.