---
product_id: 42955306
title: "XFasten Butyl Sealing Tape, Black, 1/8-In x 3/4-In x 30-Foot Plumbers Putty, RV Sealant, Boat Sealing, EDPM Butyl Tape"
brand: "xfasten"
price: "KSh11351"
currency: KES
in_stock: true
reviews_count: 13
category: "X Fasten"
url: https://www.desertcart.co.ke/products/42955306-xfasten-butyl-sealing-tape-black-1-8-in-x-3
store_origin: KE
region: Kenya
---

# 100% waterproof seal Resists up to 290°F 350 PSI tensile strength XFasten Butyl Sealing Tape, Black, 1/8-In x 3/4-In x 30-Foot Plumbers Putty, RV Sealant, Boat Sealing, EDPM Butyl Tape

**Brand:** xfasten
**Price:** KSh11351
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal smarter, not harder — the pro’s choice for leakproof perfection!

## Quick Answers

- **What is this?** XFasten Butyl Sealing Tape, Black, 1/8-In x 3/4-In x 30-Foot Plumbers Putty, RV Sealant, Boat Sealing, EDPM Butyl Tape by xfasten
- **How much does it cost?** KSh11351 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/42955306-xfasten-butyl-sealing-tape-black-1-8-in-x-3)

## Best For

- xfasten enthusiasts

## Why This Product

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

## Key Features

- • **Leakproof Confidence:** Creates a watertight, chemical-resistant barrier perfect for RVs, boats, plumbing, and automotive fixes.
- • **Unmatched Durability:** Withstands extreme temperatures up to 290°F for reliable, long-lasting seals.
- • **Mess-Free Application:** Soft, pliable butyl rubber tape that stretches easily and installs cleanly by hand.
- • **Industrial-Grade Strength:** 350 PSI tensile strength ensures your seals hold tight under pressure and stress.
- • **Versatile Surface Compatibility:** Adheres effortlessly to metal, wood, plastic, concrete, and more—one tape, endless solutions.

## Overview

XFasten Butyl Sealing Tape is a premium, black EDPM rubber tape measuring 1/8" x 3/4" x 30 feet, engineered for professional-grade sealing in construction, automotive, marine, and plumbing applications. It offers superior adhesion to diverse surfaces, resists water, chemicals, and extreme temperatures up to 290°F, and delivers a strong 350 PSI tensile strength for durable, mess-free, watertight seals.

## Description

desertcart.com: XFasten Butyl Sealing Tape, Black, 1/8-In x 3/4-In x 30-Foot Plumbers Putty, RV Sealant, Boat Sealing, EDPM Butyl Tape : Industrial & Scientific

Review: Nice and easy to use. Works well - It’s as described. Pretty pliable and soft but not like putty. Stretches easily it should work for your needs were it is required for this product. Metal to metal on my old car works fine. Weather strip Chanel tracks ect. Came in a nice roll. Packing was very nice. Easy to use product. Cool area I used it in around 60 degrees. No mess.
Review: Excellent product - It worked very well to install my new headlight lenses onto my Mercedes...!!

## Features

- VERSATILE BUTYL PUTTY TAPE. Butyl tape RV is a versatile sealing solution commonly used in construction, automotive, and marine applications.
- RELIABLE RV WINDOW SEALANT. It is made of a synthetic EDPM rubber material resistant to water, chemicals, and extreme temperatures, making it a reliable choice for sealing joints and seams.
- COMPATIBLE WITH VARIOUS SURFACES. Butyl sealant tape is easy to use, as it can be applied by hand and adheres to various surfaces, including metal, wood, concrete, and plastic.
- WATERTIGHT PLUMBERS PUTTY TAPE. This type of RV sealant tape offers excellent adhesion and creates a watertight seal that helps prevent leaks and drafts.
- FOR EVERYDAY SOLUTIONS. Butyl seal tape is available in different thicknesses and widths to accommodate various sealing needs, making it a versatile and cost-effective solution for many applications.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B06WLQ3WLS |
| Adhesive Format | Tape |
| Adhesive Location | One side |
| Adhesive Side Count | 2 |
| Best Sellers Rank | #2,953 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2 in Butyl Tape |
| Brand | XFasten |
| Color | Black |
| Compatible Material | Metal, Rubber, Plastic, Pvc, Glass, Wood, Polycarbonate |
| Date First Available | February 19, 2017 |
| Foil Thickness | 0.13 Inches |
| Is Discontinued By Manufacturer | No |
| Item Resistance | waterproof, chemical resistant, leak resistant |
| Item Thickness | 0.13 Inches |
| Item Weight | 2.4 ounces |
| Item model number | BST3430 |
| Manufacturer | XFasten |
| Material | Butyl Rubber |
| Number of Items | 1 |
| Product Dimensions | 0.75"L x 0.75"W x 0.13"Th |
| Recommended Uses For Product | Electrical, Indoor, Outdoor, Plumbing |
| Size | 1/8" x 3/4" x 30', Single Pack |
| Special Feature | Adjustable, Mess Free |
| Surface Recommendation | Concrete, Metal, Plastic, Wood |
| Tensile Strength | 350 Pounds Per Square Inch |
| UPC | 602401715660 |
| Unit Count | 30.0 Feet |
| Upper Temperature Rating | 290 Degrees Fahrenheit |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** XFasten
- **Color:** Black
- **Material:** Butyl Rubber
- **Number of Items:** 1
- **Recommended Uses For Product:** Electrical, Indoor, Outdoor, Plumbing

## Images

![XFasten Butyl Sealing Tape, Black, 1/8-In x 3/4-In x 30-Foot Plumbers Putty, RV Sealant, Boat Sealing, EDPM Butyl Tape - Image 1](https://m.media-amazon.com/images/I/81VU+AnYRvL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Nice and easy to use. Works well
*by A***. on January 26, 2026*

It’s as described. Pretty pliable and soft but not like putty. Stretches easily it should work for your needs were it is required for this product. Metal to metal on my old car works fine. Weather strip Chanel tracks ect. Came in a nice roll. Packing was very nice. Easy to use product. Cool area I used it in around 60 degrees. No mess.

### ⭐⭐⭐⭐⭐ Excellent product
*by E***M on December 27, 2025*

It worked very well to install my new headlight lenses onto my Mercedes...!!

### ⭐⭐⭐⭐⭐ Excellent product to use n marine environments
*by R***L on January 6, 2026*

Excellent waterproof product for sealing safety glass into stainless steel frames for boat portals. Stays soft and pliable in very cold temps. I tested this down to -10 F and still extremely adhesive and pliable. Easy to work with.

## Frequently Bought Together

- XFasten Butyl Sealing Tape, Black, 1/8-In x 3/4-In x 30-Foot Plumbers Putty, RV Sealant, Boat Sealing, EDPM Butyl Tape
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**Shop now:** [https://www.desertcart.co.ke/products/42955306-xfasten-butyl-sealing-tape-black-1-8-in-x-3](https://www.desertcart.co.ke/products/42955306-xfasten-butyl-sealing-tape-black-1-8-in-x-3)

---

*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-03-15*