Crawlspace-DIY- Vapor Barrier Tape 12mm 4" x 180' Moisture Barrier Seal
Crawlspace-DIY- Vapor Barrier Tape 12mm 4" x 180' Moisture Barrier Seal
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Crawlspace-DIY- Vapor Barrier Tape 12mm 4" x 180' Moisture Barrier Seal

4.9 stars out of 13 reviews
(4.9)|
13 ratings

Key item features

  • High Performance: Our 12 mil, 4 inch wide vapor barrier seam tape is designed to be durable, moisture resistant, and withstand demanding conditions.
  • Versatile Adhesion: Bonds well to various surfaces with a synthetic rubber-based pressure-sensitive adhesive, ensuring high conformability without excessive stretch.
  • Multiple Applications: Ideal for abatement and restoration, marine and boat preservation, outdoor masking, stucco application, and sealing for building or underlayment purposes.
  • Durable and Waterproof: This white plastic tape is perfect for patching, repairs, bundling, housewrap applications, sealing, and separation of dissimilar metals.
  • Permanent Adhesive: Features a sticky permanent adhesive for poly liners and plastic-to-plastic vapor barrier adherence, making it suitable for creating dust barriers and crawl space liners.
  • UV Resistant: The tape is UV resistant, adding to its durability and longevity in various applications.
  • Construction and Marine Use: Suitable for construction, renovation, and marine uses including flooring, underlayment, and boat preservation.
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4.9 out of 5 stars
stars13 ratings10 reviews
How item rating is calculated
  1. 5 stars92% (12)
  2. 4 stars8% (1)
  3. 3 stars0% (0)
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Showing 1-3 of 10 reviews

Dec 8, 2025
CT
Sold and shipped byCrawl Space DIY
5 out of 5 stars review

Verified Purchase

the tape looks good, just like I expected. i have not used it yet but it looks like will be doing a good job

Incentivized Review
Helpful?1KNQEAO7VKM15534178756
Nov 29, 2025
Amanda
Sold and shipped byCrawl Space DIY
5 out of 5 stars review

Verified Purchase

strong, waterproof, quality for a great price

super strong and the tape bonds to all surfaces. its a little hard to pull but only because of its strenght. no one can beat this quality or price.

Incentivized Review
Helpful?1KNQEAO7VKM15534178756
Jun 16, 2025
Kara
Sold and shipped byCrawl Space DIY
5 out of 5 stars review

Verified Purchase

Incredibly difficult to get off the roll BUT it's a great thing, because it sticks to cinder block like a charm worked for my crawl space encapsulation

Incentivized Review
Helpful?1KNQEAO7VKM15534178756