---
product_id: 378214422
title: "Crawlspace-DIY Vapor Barrier Tape, 12 Mil Easy-to-Use Polyethylene Moisture Vapor Barrier Seam Tape for Crawl Space, Repairs, Underlayment, Waterproof, 4\" x 180'"
brand: "crawl space diy"
price: "41817CFA"
currency: XOF
in_stock: true
category: "Crawl Space Diy"
url: https://www.desertcart.sn/products/378214422-crawlspace-diy-vapor-barrier-tape-12-mil-easy-to-use
store_origin: SN
region: Senegal
---

# Waterproof & moisture-blocking seal 4-inch wide for max coverage 180 feet heavy-duty length Crawlspace-DIY Vapor Barrier Tape, 12 Mil Easy-to-Use Polyethylene Moisture Vapor Barrier Seam Tape for Crawl Space, Repairs, Underlayment, Waterproof, 4" x 180'

**Brand:** crawl space diy
**Price:** 41817CFA
**Availability:** ✅ In Stock

## Summary

> 🛡️ Seal the deal with pro-level moisture defense!

## Quick Answers

- **What is this?** Crawlspace-DIY Vapor Barrier Tape, 12 Mil Easy-to-Use Polyethylene Moisture Vapor Barrier Seam Tape for Crawl Space, Repairs, Underlayment, Waterproof, 4" x 180' by crawl space diy
- **How much does it cost?** 41817CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/378214422-crawlspace-diy-vapor-barrier-tape-12-mil-easy-to-use)

## Best For

- crawl space diy enthusiasts

## Why This Product

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

## Key Features

- • **Perfect Poly Bonding:** Engineered to bond flawlessly with polyethylene sheeting and underlayments for lasting durability.
- • **DIY Efficiency Booster:** Tears easily by hand for quick application—get your encapsulation done faster and smarter.
- • **Pro-Grade Width & Length:** 4” wide tape with 180’ length covers large projects and tough seams effortlessly.
- • **Seamless Moisture Defense:** Creates airtight, waterproof seals that lock out humidity and protect your crawl space.
- • **Clean, Professional Finish:** Bright white tape blends with vapor barriers for a sleek, easy-to-inspect installation.

## Overview

CrawlSpace-DIY Vapor Barrier Tape is a heavy-duty, 4-inch wide polyethylene seam tape designed for crawl space and basement encapsulation. At 180 feet long, it provides extensive coverage to create airtight, waterproof seals that block moisture and air leaks. Its strong adhesive bonds perfectly to poly sheeting, ensuring a clean, professional white finish that’s easy to inspect. Durable, UV-resistant, and waterproof, this tape is a must-have for effective moisture barrier installations.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B095C1JLJT |
| Adhesive Format | pressure-sensitive |
| Adhesive Location | back |
| Adhesive Side Count | 1 |
| Best Sellers Rank | #4,866 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #270 in Adhesive Tapes |
| Brand | Crawl Space DIY |
| Brand Name | Crawl Space DIY |
| Color | white |
| Compatible Material | Alloy Steel, Concrete, Metal, Plastic, Wood |
| Customer Reviews | 4.8 out of 5 stars 832 Reviews |
| Foil Thickness | 12 Mils |
| Included Components | One roll of Seam Tape |
| Item Dimensions L x W x Thickness | 2160"L x 4"W x 4"Th |
| Item Resistance | waterproof |
| Item Thickness | 12 Mils |
| Item Weight | 1.14 Kilograms |
| Manufacturer | Crawl Space DIY |
| Material | Polyethylene |
| Material Type | Polyethylene |
| Model | STAPE |
| Number of Items | 1 |
| Other Special Features of the Product | Strong, Uv-Resistant, Waterproof |
| Part Number | STAPE |
| Product Dimensions | 2160"L x 4"W x 4"Th |
| Size Name | 4" x 180' |
| Special Feature | Strong, Uv-Resistant, Waterproof |
| Surface Recommendation | Plastic |
| UPC | 850031818026 |
| Unit Count | 180.0 Feet |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** Crawl Space DIY
- **Color:** white
- **Material:** Polyethylene
- **Number of Items:** 1
- **Special Feature:** Strong, Uv-Resistant, Waterproof

## Images

![Crawlspace-DIY Vapor Barrier Tape, 12 Mil Easy-to-Use Polyethylene Moisture Vapor Barrier Seam Tape for Crawl Space, Repairs, Underlayment, Waterproof, 4" x 180' - Image 1](https://m.media-amazon.com/images/I/61DKwaYL-dL.jpg)

## Questions & Answers

**Q: Will this work with husky 10 mil poly vapor barrier?  also does it hold up over time?  crawl space encapsulation project ...**
A: I used it for crawlspace encapsulation.  Very strong and stuck well.  I used 12mil poly.  I cannot speak to how well it holds up over time as I recently just completed the project

**Q: Will this work on sealing osb exterior seams?**
A: I would say no

**Q: Could I effectively seal this against a concrete crack using PU (or other) caulk/sealant?**
A: I don't think it would seal/stick to the concrete.

## Frequently Bought Together

- CrawlSpace-DIY - Vapor Barrier Tape, 4" x 180' PE 12mm Polyethylene Tape, Moisture Barrier Seal and Seam, Insulation Tape for Crawl Space Vapor Barrier, Marine & More
- Spirecover Crawl Space Vapor Barrier, 10 mil 10'x100', Thick Plastic Sheeting, Drop Cloth Vapor Barrier Covering for Crawl Space Encapsulation, Heavy Duty Plastic sheeting, Black and White Panda Film
- Crawl Space Vapor Barrier Foundation Seal Tape, 1.5" x 108' Roll, Double Sided Tape, Made in The USA

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**Shop now:** [https://www.desertcart.sn/products/378214422-crawlspace-diy-vapor-barrier-tape-12-mil-easy-to-use](https://www.desertcart.sn/products/378214422-crawlspace-diy-vapor-barrier-tape-12-mil-easy-to-use)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-06-24*