---
product_id: 344146007
title: "Trim-Lok Trim Seal with Side Bulb – Fits 1/8” Edge, 3/8” Bulb Seal Diameter, 25’ Length – PVC Plastic Trim with EPDM Rubber Seal, Easy to Install for Cars, Boats, RVs, Trucks, and Home Applications"
brand: "trim-lok"
price: "$183.30"
currency: USD
in_stock: true
reviews_count: 5
category: "Trim Lok"
url: https://www.desertcart.us/products/344146007-trim-lok-trim-seal-with-side-bulb-fits-1-8
store_origin: US
region: United States of America
---

# Fits 1/8” edge precisely Easy push-on installation with aluminum clips Durable EPDM rubber resists weather & ozone Trim-Lok Trim Seal with Side Bulb – Fits 1/8” Edge, 3/8” Bulb Seal Diameter, 25’ Length – PVC Plastic Trim with EPDM Rubber Seal, Easy to Install for Cars, Boats, RVs, Trucks, and Home Applications

**Brand:** trim-lok
**Price:** $183.30
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal the deal with style and strength—because your ride deserves the best!

## Quick Answers

- **What is this?** Trim-Lok Trim Seal with Side Bulb – Fits 1/8” Edge, 3/8” Bulb Seal Diameter, 25’ Length – PVC Plastic Trim with EPDM Rubber Seal, Easy to Install for Cars, Boats, RVs, Trucks, and Home Applications by trim-lok
- **How much does it cost?** $183.30 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/344146007-trim-lok-trim-seal-with-side-bulb-fits-1-8)

## Best For

- trim-lok enthusiasts

## Why This Product

- Trusted trim-lok brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **All-Weather Shield:** EPDM foam rubber blocks heat, cold, UV, and moisture damage
- • **Precision Edge Fit:** Seamlessly grips 1/8” edges for a flawless finish
- • **Universal Versatility:** Perfect for cars, boats, RVs, trucks, and home projects—one trim to rule them all
- • **Effortless Installation:** Push-on design with internal aluminum clips ensures a secure hold without hassle
- • **Noise & Vibration Dampener:** Sponge rubber bulb reduces sound and vibration for a quieter ride

## Overview

Trim-Lok’s 25-foot Trim Seal with Side Bulb combines flexible PVC trim and durable EPDM rubber to deliver a weatherproof, noise-reducing edge seal. Designed for 1/8” edges with a 3/8” bulb diameter, it features internal aluminum clips for a secure fit across automotive, marine, RV, and home applications. Engineered to resist heat, ozone, moisture, and UV aging, this easy-to-install seal offers long-lasting protection and a polished finish.

## Description

Trim-Lok Rubber Trim Seal with Side Bulb is a flexible PVC plastic trim with a sponge rubber bulb attached to provide a secure seal for a variety of applications. From RV compartment seals, to boat hatch gaskets, automotive door seals, storage container seals, tool box seals, decorative trim seals, and many more, you can use the functional design to satisfy an assortment of needs. The Trim-Lok Co-Extruded Bulb Seal provides excellent protection against heat, extreme weather damage, and corrosion. It is a dependable weather strip seal that is also resistant to ozone, water absorption, sunlight aging, and low temperatures. It is made of durable EPDM foam rubber that helps drown out noise, eliminate vibration and protect from the elements. This push-on trim seal is easy to install and creates a finished edge seal that is durable and protects against many outside elements. It has internal aluminum metal clips and gripping tongue, providing a strong grip with excellent retention. Trim-Lok has been a family run business for over 50 years. Made in the USA, we believe that craftsmanship is never something that requires compromise. Our extensive line of edge trim, trim-seal, rubber seal, locking gaskets, snap-in seals, plastic profile, foam hand grips and tubing and so much more provide you with solutions for a variety of marine, automobile, RV and home applications.

Review: this weather stripping hold on real well
Review: Fits perfectly on my bass boats storage compartments. . Do yourself a favour and measure. Don't guess on the size. Great service and quick delivery to Canada.

## Features

- TRIM-LOK - 3100B3X1/8A-25 Trim-Lok Trim Seal with Side Bulb – Fits 1/8” Edge, 3/8” Bulb Seal Diameter, 25’ Length – PVC Plastic Trim with EPDM Rubber Seal, Easy to Install for Cars, Boats, RVs, Trucks, and Home Applications

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00NL419VQ |
| Batteries Required? | No |
| Batteries included? | No |
| Colour | Black |
| Customer Reviews | 4.4 4.4 out of 5 stars (612) |
| Date First Available | 28 Aug. 2012 |
| Included components | 3100B3X1/8A-25 |
| Item Package Quantity | 1 |
| Item Weight | 885 g |
| Item model number | 3100B3X1/8A-25 |
| Manufacturer | Trim-Lok |
| Material | Aluminium, EPDM Closed Cell Sponge Rubber, Polyvinyl Chloride (PVC) |
| Part number | 3100B3X1/8A-25 |
| Pattern | A3100B3X1/8A-25 |
| Product Dimensions | 762 x 1.66 x 1.41 cm; 884.51 g |
| Size | 25 ' |
| Special Features | Edge Fit: 1/8 inch |
| Specification met | FMVSS 302, UL50E |
| Style | 0.375" Bulb, 1/8" Edge, 9/16" Leg, 25 Feet |

## Product Details

- **Brand:** Trim-lok
- **Colour:** Black
- **Material:** Aluminium, EPDM Closed Cell Sponge Rubber, Polyvinyl Chloride (PVC)
- **Number of items:** 1

## Images

![Trim-Lok Trim Seal with Side Bulb – Fits 1/8” Edge, 3/8” Bulb Seal Diameter, 25’ Length – PVC Plastic Trim with EPDM Rubber Seal, Easy to Install for Cars, Boats, RVs, Trucks, and Home Applications - Image 1](https://m.media-amazon.com/images/I/51cXfLFgcqL.jpg)
![Trim-Lok Trim Seal with Side Bulb – Fits 1/8” Edge, 3/8” Bulb Seal Diameter, 25’ Length – PVC Plastic Trim with EPDM Rubber Seal, Easy to Install for Cars, Boats, RVs, Trucks, and Home Applications - Image 2](https://m.media-amazon.com/images/I/61MsXYCWw+L.jpg)
![Trim-Lok Trim Seal with Side Bulb – Fits 1/8” Edge, 3/8” Bulb Seal Diameter, 25’ Length – PVC Plastic Trim with EPDM Rubber Seal, Easy to Install for Cars, Boats, RVs, Trucks, and Home Applications - Image 3](https://m.media-amazon.com/images/I/61CdDhqQYtL.jpg)
![Trim-Lok Trim Seal with Side Bulb – Fits 1/8” Edge, 3/8” Bulb Seal Diameter, 25’ Length – PVC Plastic Trim with EPDM Rubber Seal, Easy to Install for Cars, Boats, RVs, Trucks, and Home Applications - Image 4](https://m.media-amazon.com/images/I/61AG7xxQwJL.jpg)
![Trim-Lok Trim Seal with Side Bulb – Fits 1/8” Edge, 3/8” Bulb Seal Diameter, 25’ Length – PVC Plastic Trim with EPDM Rubber Seal, Easy to Install for Cars, Boats, RVs, Trucks, and Home Applications - Image 5](https://m.media-amazon.com/images/I/7124I1jpEpL.jpg)

## Available Options

This product comes in different **Size, Part Number, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by T***Y on 15 February 2020*

this weather stripping hold on real well

### ⭐⭐⭐⭐⭐ Review
*by K***Y on 24 June 2018*

Fits perfectly on my bass boats storage compartments. . Do yourself a favour and measure. Don't guess on the size. Great service and quick delivery to Canada.

### ⭐⭐⭐⭐⭐ Review
*by D***N on 24 December 2025*

Great product, works as advertised, used to seal the front glass on my excavator, much cheaper than purchasing from an equipment dealer. Very good quality.

## Frequently Bought Together

- Trim-Lok Trim Seal with Side Bulb – Fits 1/8” Edge, 3/8” Bulb Seal Diameter, 25’ Length – PVC Plastic Trim with EPDM Rubber Seal, Easy to Install for Cars, Boats, RVs, Trucks, and Home Applications
- Trim-Lok Trim Seal with Top Bulb – Fits 1/8” Edge, 3/8” Bulb Seal Diameter, 25’ Length – PVC Plastic Trim with EPDM Rubber Seal, Easy to Install for Cars, Boats, RVs, Trucks, and Home Applications
- TRIM-LOK Edge Trim – Fits 3/16” Edge, 17/32” Leg Length, 25’ Length, Black, Pebble Texture – Flexible PVC Edge Protector for Sharp/Rough Surfaces, Easy to Install, 150B2X3/16-25

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-17*