Top 10 Vapor Barrier Seam Tape 4 – Flooring Underlayments

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1. ELK

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Waterproof 9 Mil Poly Tape 4 Inch x 180 Feet, Masking, White, ELK Vapor Barrier Tape Moisture Barrier Seam and Seal Adhesive for Crawlspace Encapsulations, Carpet Padding, Underlayment or Marine Use

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ELK #ad - Finish jobs with speed and reliability. High performance: heavy duty, sticky, insulating, commercial grade white vapor barrier tape measures 4in wide x 180ft long and is 9mil thick. Provides a great sealant for crawl space wall liners, dust barriers, canvas and more.

Our promise to you: our tape is made from the best materials, supplies and quality available. Multipurpose: this uv-resistant film is ideal for abatement and restoration, shrink wrap, patch and repairs, marine and boat preservation, outdoor masking of stucco application and painting, pipes, basement and underlayment. It's highly durable, weather and water proof and designed to withstand the most demanding conditions. Crawlspace encapsulations: high performance and superior quality synthetic rubber-based pressure-sensitive adhesive coating is designed to offer high conformability that bonds well to a variety of surfaces.

If for any reason our product does not meet your satisfaction, we offer a 30-day return policy. Durability: moisture resistant pe polyethylene film backing features an extremely sticky adhesive for seaming and sealing plastic poly liners and vapor barriers.
BrandELK #ad
ManufacturerELK #ad
Weight2.5 Pounds
Part NumberVBTP4X180-WHITE
ModelVBTP4X180-WHITE

2. Crawl Space Door Systems

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White, Vapor Barrier Tape, Moisture Barrier Seam and Seal Tape for Crawl Space Encapsulations or Marine Use, Waterproof 9 Mil Poly Tape 4" x 180'

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Crawl Space Door Systems #ad - It's highly durable, sticky, insulating, weather and water proof and designed to withstand the most demanding conditions. Finish jobs with speed and reliability. Provides a great sealant for crawl space wall liners, dust barriers, canvas and more.

Durability: moisture resistant pe polyethylene film backing features an extremely sticky adhesive for seaming and sealing plastic poly liners and vapor barriers. Crawlspace encapsulations: high performance and superior quality synthetic rubber-based pressure-sensitive adhesive coating is designed to offer high conformability that bonds well to a variety of surfaces. Multipurpose: this uv-resistant film is ideal for abatement and restoration, pipes, patch and repairs, outdoor masking of stucco application and painting, shrink wrap, marine and boat preservation, basement and underlayment.

High performance: heavy duty, commercial grade white vapor barrier tape measures 4in wide x 180ft long and is 9mil thick. Our promise to you: our tape is made from the best materials, supplies and quality available. Reliability you can count on! .
BrandCrawl Space Door Systems #ad
ManufacturerCrawl Space Door Systems, Inc. #ad
Height6 Inches
Length6 Inches
Weight2.5 Pounds
Width4 Inches
Part NumberPTAPE4x180
ModelPTAPE4x180

3. Insulation Solutions

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Insulation Solutions White Poly Vapor Barrier Tape, 4 x 180

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Insulation Solutions #ad - Great for use under floating floors and carpet padding. This versatile and UV-resistant polyethylene film tape can be used for many applications! Great for masking surfaces during stucco application and painting, color-coding, and can also be used for surface protection, splicing and seaming on pipe-fitting covers. Great for binding the seams of a moisture barrier when encapsulating a crawl space.
BrandInsulation Solutions #ad
ManufacturerInsulation Solutions #ad
Height4 Inches
Length6 Inches
Weight2.5 Pounds
Width6 Inches
Part Number8120039

4. Blue Summit Supplies

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Waterproof White 9 Mil Poly Tape, PE 9mm Polyethylene Tape Sealing Moisture Barrier Seam and Seal Tape for Crawl Space or Marine Use, Blue Summit Supplies Vapor Barrier Tape, 180 Foot Roll, 3.78 Inch

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Blue Summit Supplies #ad - Our 9mm pe white crawl space seam tape is ideal for abatement and restoration, outdoor masking and stucco application/painting, marine and boat preservation or shrink wrap, as well as a sealing tape for building or underlayment purposes.

Designed to bind seams of pe films and sealing moisture barriers to encapsulate your a crawl space, vapor barrier tape bonds well to a variety of surfaces with a synthetic rubber-based pressure-sensitive adhesive designed to offer high conformability without excessive stretch. Durable, crawl space liner, making this white seam tape a great choice for creating a dust barrier, moisture resistant PE polyethylene film backing features an extremely sticky permanent adhesive for poly liners and plastic-to-plastic vapor barrier adherence, and more.

This durable, waterproof insulation white plastic tape is great for patching and repairs, bundling and housewrap applications, sealing, and separation of dissimilar metals, and more. Our 9 mil, 3. 78 inch wide vapor barrier seam tape was developed to be high performance, durable, moisture resistant and manufactured to withstand the most demanding conditions.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Part NumberBSS-92588-420

5. My DIY Center

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Premium Adhesive Seam Tape, Marine Use and More, Whitecap, for Crawlspace, Water & UV Resistant, Masking, Carpet Padding, 12 Mil 4" x 180' Polyethylene Tape, Underlayment, Moisture Barrier Seal

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My DIY Center #ad - Ideal for - any contractor or diyer will tell you that you’ll always need a sturdy roll of tape. Seal when you need it - my diy center’s seam tape binds and seals the seams on any moisture barrier for a water- and weather-tight seal.

Uses - great for when you need to create a watertight seal in crawlspace encapsulations or underlayment seams, for marine use, or when you need it to hold and maintain a seal on leaks. Get yourself a roll along with a great pair of scissors to get that perfect edge and length. Durable and reliable - this multipurpose and commercial grade polyethylene adhesive tape is 4 inches wide, and each roll has 180 feet of tape to it. Heavy duty - vapor barrier seam tape is also UV resistant, meaning it holds the seal in rough weather as well as stays stable and sticky in the sun.
BrandMy DIY Center #ad
ManufacturerMY DIY CENTER #ad
Height4 Inches
Length7 Inches
Width6 Inches
Part NumberSTAPE

6. XFasten

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Vapor Barrier, 3" x 55 Yards 3-Pack, 55 Yards Each Red Sheathing Underlayment Vapor Barrier Tape for Foam Board Insulation, XFasten Construction Seaming Tape Red, Crawl Space, House Wrap

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XFasten #ad - Resistant to uv, sunlight, rainfall and snowy weather. Industrial grade and all-weather red construction seaming tape that provides extreme tack and sealing to vapor barrier film seams, foam insulation boards, house wrap seams, crawl spaces and joints. It is also puncture and abrasion resistant—enabling the average american homeowner who has little to no experIENCE IN HOME BUILDING to achieve PROFESSIONAL-GRADE repair both in looks and functionality.

Due to its high resistance against humidity, it works best as a crawlspace seam tape for seaming, edge-taping and electrical box-trimming. This crawlspace vapor barrier tape does not degrade under extreme heat or low temperatures -4°f to 203°f. Prevents length-wise splitting. Designed to take a beating. Extreme adhesion. Are you tired of getting vapor barrier tapes that just split lengthwise while being unspooled from the roll? The XFasten house wrap sheathing tape has a fiberglass sheathing tape backing that prevents it from unnecessary curling, breaking, or splitting lengthwise allowing for zero delays and fast operation on construction and renovation projects.

The underlayment tape’s waterproof adhesive prevents bubble formation due to moisture and humidity. Thanks to its silicone-butyl adhesive composite, vapor barrier film, especially on rigid foam board insulation, house wrap, the XFasten construction sheathing tape sticks well for months without falling off, polyethylene sheets and greenhouse tarp. Waterproof and humidity-resistant.
BrandXFasten #ad
ManufacturerXFasten #ad
Height11.8 Inches
Length5.11 Inches
Width5.11 Inches
Part NumberCSTR355

7. Tuck Tape

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Tuck Tape Construction Sheathing Tape, Epoxy Resin Tape, 2.4 in x 180 ft Blue, Vapor Barrier PE Tape

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Tuck Tape #ad - Permanent bond: application varies from foam insulation, shelters, house wrap sheathing tape, foam board tape, epoxy tables, camping equipment, foam joint tape, tarps, patches temporary garage tents, and many more. Always test the area before using this blue tape since it will leave residue and it will be difficult to remove.

Designed for cold Canadian Weather & Hot high humid weather. It is capable of withstanding the high heat while pouring and creating epoxy woodworking tables. This blue tape has the best properties for doors and windows insulation, and many more. House sheathing tape designed and engineered for sealing of joints, seams of PE Barrier, House wrapping, and permanent seaming of sheathing materials. Epoxy release tape: this premium resin epoxy tape doesn’t stick to 2 part epoxy resin projects and excellent for epoxy mold release.

Uv & high-temperature resistant tape: a strong and permanent adhesive that bonds to plastic, metal, and smooth surfaces. Super adhesive & very sticky: provides strong, permanent holding power for sealing, protective benefits, ease of handling, and eliminates drafts around window and door openings. Uv resistant and provides aggressive bonding at hot and cold temperatures. It works great for encapsulating the epoxy resin within your mold and provides ease when de-molding.
BrandTuck Tape #ad
ManufacturerCantech #ad
Height2.5 Inches
Length4.5 Inches
Width4.5 Inches
Part Number219-08

8. TapeSmith

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4pk 3" x 60yd Red House Wrap Tape Construction Sheathing Building Insulation Seaming Housewrap Tape Plastic Sheets Sealing Moisture Vapor Dust Barrier Asbestos Abatement

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TapeSmith #ad - 25+ year life pvc solvent acrylic tape, uv resistant, NOT Soft Poly Tape! Extreme temperature range -65 degrees F to 300 degrees F. Resistant to moisture, weather, UV degradation and chemical wear. Ideal for sealing cold and hot air ducts, weather barriers, and insulation seams. Effectively creates water and vapor barriers, increasing energy conservation.
BrandTapeSmith #ad
ManufacturerYC Group #ad
Height8 Inches
Length8 Inches
Width3 Inches
Part NumberTPE-HOUS-3in.04x-RED

9. XFasten

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XFasten White Vapor Barrier Tape, Housewrap Seaming and Underlayment Seal, 3.78-Inch x 60-Yards, 9 mil, Waterproof Moisture Barrier Tape for Crawlspace Encapsulation, Construction Sheathing Seal Film

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XFasten #ad - Our white construction seaming tape for moisture barrier is made of Polypropylene and Polyethylene films that’s coupled with a high-tack and pressure sensitive silicone adhesive that can stick up to 48 months. Extreme adhesion. Compatible with all vapor barrier films. Industrial-grade white vapor barrier tape that sports a waterproof and weatherproof silicone adhesive that allows it to stick to concrete, humidity, and Polypropylene and Polyethylene films.

Are you tired of getting thin crawlspace encapsulation tapes that are supposed to be 9-mil thick but are just so thin? The XFasten crawl space encapsulation moisture barrier tape is precision machined and cut to ensure that you get a vapor barrier tape that is thick enough to provide waterproof seam sealing, but still easy to manage and install. Designed to take a beating. True 9-mil thickness. Designed to seal seams of polypropylene and polyethylene films, the XFasten Vapor Barrier Seam Tape can stick aggressively to concrete, unfinished walls and wood.

We designed our white crawl space seam tape to withstand environments with extreme heat or low temperatures -4°F to 203°F, underlayment purposes, greenhouse repair, and humidity- making this a perfect white sheathing tape for abatement and restoration, crawlspace, moisture, UV, and as a plastic vapor barrier tape for concrete for building, boat preservation, basement and house construction. It conforms well without excessive stretch especially on curved or hard to reach corners. This is an all-weather and all-surface underlayment tape. Rated to adhere for projects lasting up to 48 months, direct sunlight, even against elevated temperature, unfinished walls, and moisture.
BrandXFasten #ad
ManufacturerXFasten #ad
Height2.95 Inches
Length6.1 Inches
Weight6.1 Pounds
Width6.1 Inches

10. ATack

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3 Inches x 55 Yards, Vapor Barrier, Building Sheathing and Flashing Polymer Tape for Joints, ATack Construction Seaming Tape Red, Foam Board Insulation, House Wrap and Epoxy Resin

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ATack #ad - Does not split lengthwise midroll. Epoxy resin tape. The atack red vapor barrier tape is engineered to provide long-term to permanent sealing of seaming and sheathing materials for up to 15 years. The atack red construction sheathing Tape can deliver airtight sealing to windows and doors and compliments well with insulating sheets and films, reducing heating and cooling costs at home.

Perfect for insulation. We ensured that this underlayment tape would work on extreme temperature ranges of -60°F to 200°F. The construction seaming tape for moisture barrier film’s waterproof adhesive prevents bubble formation due to moisture and humidity. It also provides airtight and watertight sealing even in environments that are damp or are high in humidity. Designed to take a beating. You can also remove the epoxy resin template cleanly without damage with this translucent red tape. The atack red housewrap crawlspace seam tape is made of 100% polyethylene, preventing the tape from breaking- enabling the aveRAGE AMERICAN HOMEOWNER who HAS LITTLE TO NO EXPERIENCE IN HOME BUILDING to achieve PROFESSIONAL-GRADE repair both in looks and functionality.

Say goodbye to crawlspace vapor barrier tapes that curl and stick to your fingers and tear midroll. High compatibility. Heavy-duty and waterproof pressure sensitive red construction seaming tape that delivers excellent adhesion and sealing to vapor barrier seams, house wrap film, foam insulation boards, crawlspaces, and joints.
BrandATack #ad
ManufacturerATack #ad
Height4.9 Inches
Length3 Inches
Width4.9 Inches
Part NumberATCSTR355
ModelATCSTR355
WarrantyManufacturer warranty for 90 days from date of purchase.