Is rubber edge trim waterproof?

Yes. Our EPDM rubber edge trim is waterproof, weatherproof, and UV-resistant, making it ideal for outdoor use on cars, RVs, boats, and machinery.

Can rubber edge trim be used as an RV window seal?

Yes. It cushions and protects RV window frames, doors, and compartments. For windshields or direct glass seating, a dedicated glazing seal is recommended.

What’s the difference between edge trim and edge guard?

The terms are interchangeable. Both describe a U-channel rubber profile that grips and protects exposed edges from impact, wear, and vibration.

How do I choose the right size?

Match the slot width of the trim to the thickness of your panel or edge. For example, a 1/16 inch slot fits material about 1/16 inch thick.

Can rubber edge trim be used on wood or furniture edges?

Yes. Rubber edge trim provides a cushioned, professional finish on wooden edges such as cabinets, furniture, tables, and enclosures, protecting against chips and wear.

Is rubber edge trim suitable for sheet metal?

Absolutely. Rubber U-channel trim grips tightly onto sheet metal edges, preventing corrosion, covering sharp edges, and ensuring a clean, finished look.

Where else can I use rubber edge trim?

In addition to cars, RVs, boats, and sheet metal projects, rubber edge trim is used in industrial cabinets, electronics enclosures, and heavy machinery to reduce vibration, seal edges, and prevent damage.

Rubber U Channel Trim Seal for Vehicles and Appliances

Rubber Edge Trim – U Channel Edge Trim Molding for Sheet Metal, Boats, Vehicles & Machinery

(7 products)

7 sizesships from Elgin, SCbulk pricing from 50+

Shop rubber edge trim in U-channel profiles — the push-on rubber edge trim molding that grips raw sheet metal, fiberglass, plywood, and glass edges to protect hands, wires, and finishes. Also called U channel rubber edge trim, edge guard, or edge protector, it installs by simply pressing onto the panel edge; the internal gripping ribs hold it in place, no adhesive required on most materials.

How to choose your edge trim:

Channel width (the "U" opening): match your panel thickness — 1/16" for sheet metal and auto body panels, 1/8" for thicker steel and fiberglass, 1/4"+ for plywood and boards. Measure the edge you're covering, not the trim.
Material: EPDM rubber edge trim handles outdoor UV, weather, and temperature swings (vehicles, boats, trailers); standard rubber suits indoor machinery, cabinets, and enclosures. See the rubber material guide.
Common uses: sheet metal edge protection, truck bed rails and toolbox lids, boat hatches and windshields, machinery guards and electrical enclosures, go-kart and trailer edges, shelving, and DIY projects where a cut edge needs finishing.

Sold by the foot and in longer lengths — buy exactly what your project needs. Sealing a hole instead of an edge? See rubber grommets. Cushioning a corner or surface? See rubber bumper pads. Outfitting a production run? Bulk pricing available.

U-channel rubber edge trim sizes

Slot width (edge thickness)	Overall height	Trim
1/32"	3/16"	1/32" × 3/16" U-channel
1/32"	7/32"	1/32" × 7/32" U-channel
1/32"	3/8"	1/32" × 3/8" U-channel
1/16"	17/32"	1/16" × 17/32" U-channel
1/8"	9/16"	1/8" × 9/16" U-channel
1/8"	1"	1/8" × 1" U-channel
1/4"	5/8"	1/4" × 5/8" U-channel

Rubber edge trim FAQ

What size rubber edge trim do I need?
Measure the thickness of the edge you are covering. That is the slot width to order (1/32", 1/16", 1/8" or 1/4" in stock). The second number in each size is the overall height of the trim.

What is the trim made of?
The U-channel edge trim is black EPDM rubber, rated in the listings for UV, ozone, water and weather resistance.

How is edge trim sold?
By the foot and cut to length: enter the number of feet you need as the quantity (10 = 10 feet).

Is this rubber edge trim for sheet metal?
Yes. The thin 1/32" and 1/16" slots suit sheet metal and panels; 1/8" and 1/4" slots suit thicker panels and boards.

How fast does it ship?
Orders usually ship within 24 hours by UPS or FedEx with tracking from our warehouse in Elgin, South Carolina; orders over $199 ship free to the East & Central US (West Coast, Alaska & Hawaii: free over $399).

Related: Rubber grommets · Rubber bumper pads · Rubber washers

Trimming a fender or body panel? The 8mm push rivets and fender liner clips that hold those panels on are at our sister store Push Rivet Warehouse.

Also searched as: trim seal, U-channel molding, pinch weld trim.

Sizing help: Complete guide to rubber edge trim · Fraction / decimal / mm chart · All guides & size charts