Extend Vapor Sentinel 10-Mil Vapor Barrier up the foundation wall. Proven durability. to 3⁄4-in. If. A vapor barrier basically helps to prevent moisture from entering your home through the. An adhesive reduces its tendency to settle. SOPRASEAL LM 202 VP is a one-component spray applied vapor-permeable air barrier membrane used in wall construction. Using a combination of Vapor SentinelTM barrier and tape, all penetrationsVapor barriers and crawl space encapsulation help maintain a healthy home environment. . SENTINEL VCM can be used to fabricate metal flashings, pitch-pans and edge details. Installing both interior and exterior air barrier systems can address the weakness of each. This non-flammable vapor permeable air barrier provides moisture protection behind wall claddings such as brick,. Do not fasten the subfloor through the floor assembly. Also insure that the wedge barrier is set so that the wedge is facing the proper direction *The wedge opens to the attack side. And, the barrier is made for good value, is made for easy installation with overlap and it is affordable. Average Cost of Vapor Barrier Installation. Efficient Installation ; Proprietary Patented Technology ; Learn More. Cover the leak with plastic sheeting or a tarp to redirect water away from the interior. A low vapor diffusion material for the vapor barrier itself. Winston-salem / High Point Location. Home | AmeristarInstallation. ft. This can cause wood rot and which costs $600 to repair, and you may spend up to $5,000 on basement mold remediation. Some builders in desert climates ignore this advice, figuring. See On. Check the vapor barrier for any signs of tears or rips. ”. Principal Applications Installation One of the basic principles ofRoll the vapor barrier out parallel to the direction you are installing your floor. Conclusion. A 6-mil sheet is considered a Class 1 vapor retarder, which is the minimum recommended thickness when installing a reinforced poly vapor barrier. Seal Stego Wrap along all terminating. However, foam insulation has higher R-values and forms an air barrier, which can eliminate some of the other costs and tasks associated with weatherizing a home, such as caulking, applying housewrap and vapor barrier, and taping joints. An average vapor barrier installation costs $2 to $4 per square foot or between $1,200 and $4,000 for materials and labor. Make sure it is of the right size for your basement – 2 feet wide by 3 feet long is ideal. 4a); Pango Wrap and Pango Tape (Fig. Throughout most of the year, the pea gravel is damp. ', Royal Blue (Pack of 3). Vapor Barrier Vapor Barriers provide additional protection between the subflooring and flooring by preventing the emission of vapors and moisture to the inside of the home. 5 meters) must be approved by the manufacturer. Get tips on working on flooring under various types of conditions with help from a foreman for Lighty Contractors in this free video series. Our vapor barrier measures up to 20 mil, which. 70 per square foot, depending on the materials used during construction and the barrier thickness. April 15, 2011. Make sure it is of the right size for your basement – 2 feet wide by 3 feet long is ideal. Vapor Barrier Vapor Barriers provide additional protection between the subflooring and flooring by preventing the emission of vapors and moisture to the inside of the home. Source. 08 PermsTemporary Fixes: If possible, undertake temporary repairs. Mounting Mount the Silence Sentinel® Basic where it will be visible and rear panel accessible. 49. . A proper vapor barrier installation can limit your liability. We built a home with 2 X 6 stud walls, fibreglas insulation and polyiso spray foam around vents and critical areas. This barrier is around 10 to 20 millimeters thick and catches water and moisture seeping through your concrete, channeling it downwards to a connected drain. 50 to $0. Tailor a versatile blowing machine to your needs, and let it work for you for years and decades to come. Air barriers can be either vapor permeable (allowing water vapor to pass through) or vapor impermeable. The vapor barrier lines the ground and walls within the crawl space and prevents moisture from entering. Our MoistureBlock is a 6 mil polyethylene film vapor barrier that is used during the installation process with floating laminate, luxury vinyl planks and engineered wood floors. They prevent moisture from entering your home’s crawl space, which can cause a wide range of issues, such as mold growth, high humidity, structural damage, and poor indoor air quality. 35 – $4. Weekly Household Auction Terms & Conditions. Rigid air barrier materials for use behind showers and tubs include fiber-cement, fiber-reinforced gypsum, glass mat. 29 to $3. Rot to your ceiling and walls. Use more butyl tape to secure the bottom of the vapor sheet. The sheets should be overlapped to prevent any seams. 08 to $0. This six-minute video provides everything you need to know to properly install Pango® Wrap Termite/Vapor Barrier below a concrete slab. It also costs more to install. Controlling water vapor movement in homes is essential. Install was not to bad easy to unroll but help to have a second person in large rooms to keep everything lined up. Otherwise, hiring a professional is best. Sentinel Underlayment Installation Instructions. 100% waterproof, pet-friendly, scratch, dent, and stain resistant, Nucore LVP comes in three collections: Nucore, Nucore Performance and NuCore Whispercore. 2mm thick comes with vapor barrier,overlap and pre-attached tape for easy installation ;. $132. VAPOR BARRIER. How to Install a Vapor Barrier. Once your first row is complete, start on the next row. Contact Professionals: Reach out to roofing professionals to assess the extent of the damage and provide a. The recycled fiber construction adds extra insulation and cushioning to make both residents, and downstairs neighbors happy!. For those with vapor barrier installation experience, the following may be review, but as. It is ideal for use with laminate flooring with pre-attached underlayment. When it comes to metal buildings, insulation addresses two important goals— stabilizing the structure’s interior temperature and preventing moisture from entering or collecting via condensation. They are installed on top of cement backerboard, which is over the studs. 2mm thick, available in 100 sq. x 60 ft. With our vapor barrier installation services, there will be no issue of the crawl space of your home becoming a residence for pests, bats, and rodents. The vapor barrier should be sealed at all termination points. At just 100 sq. 3‐section roller. Vapor Barriers We use high performance plastic sheeting products used in everyday. Limited Time Only! 18-Month Special Financing Available 11/9/23 – 1/2/24. Measuring the perimeter of a mobile home is simple. The perimeter of a home is found by adding all of its sides together. An example of this are self-adhered modified bituminous membranes and sheet polyethylene which can be used as both an air barrier and a. A discontinuity in our slab/flooring/vapor barrier system. Formulated from top-quality polyethylene (polyolefin) resins. The key point that needs to be made is that although air barriers are a good idea everywhere, vapor barriers are not. Step 6: Install the flooring over the vapor barrier. 99 / piece Size: 60 x 36 x 1/2in. Vapor Barriers provide additional protection between the subflooring and flooring by preventing the emission of vapors and moisture to the inside of the home. Complete 26-ft x 3. Consult local building codes prior to installation and to determine the length to cut barrier. The barrier comes in rolls about twenty-four inches wide. This video describes the process of installing a moisture barrier over a concrete subfloor. 50 to $0. Although crawlspace vents were originally designed to facilitate humidity exchange with the outside air, they may contribute to mold. Sub-slab depressurization or sub-slab venting is a way to prevent the migration of these vapors from entering a building. While installing a pre-attached padded floor, it is recommended to also install a moisture resistant film over concrete or any substrait where moisture is a concern. See installation instructions and warranty information for. Determining the Need for a Vapor Retarder 6 . Adequately retards moisture or air movement into the building. Before installing a vapor barrier, it is crucial to ensure that the concrete floor is clean, dry, and free of any debris. Vapor barrier sheeting can cost 15 cents to $1. In fact, in the first eight months of 2022 alone, we repaired nearly 8,000 crawl spaces nationwide. Barritech VP can be applied over concrete block, concrete, exterior gypsum sheathing, plywood, OSB and many other common building materials. Air & Vapor Barrier Laminated Boards. Surround the pipe with textured double-sided tape to help anchor the epoxy, ensuring a tight seal. Clean up low hanging ductwork, pipes, wiring and insulation. 100% waterproof, pet-friendly, scratch, dent, and stain resistant, Nucore LVP comes in three collections: Nucore, Nucore Performance and NuCore Whispercore. A vapour barrier can easily be realised with a plastic foil like Polythene (at least 0. (xiv) Before the application of jacketing all insulated surface shall be sealed with vapor barrier sheet. Make sure downspouts are directed away from the home and there is a proper grade. Generally, in cooler climates, you want the vapor barrier to be on the interior of the insulation. How to Install a Vapor Barrier on a Concrete Floor 1. 70 and $3. Alpha Foundations is here to provide you with a comprehensive. Always check a manufacturers installation instructions prior to installation to assure that proper procedures are followed and proper materials are used. AlorAir Sentinel HD55 Conventional Dehumidifier (Blue) This particular unit is considered one of the most chosen types of dehumidifiers for basements and crawl spaces. All Vapor Sentinel products are manufactured by Vapor Products Group. 0 perms). LifeProof also features an easy to install fanfold design with printed cutting grid making it easy for DIY projects. per roll, Moisture Barrier eliminates the hassle of dealing with a giant sheet of folded plastic. Step 4: Attach the vapor barrier to the walls. A vapour barrier can act as a very. The Vapor Sentinel Soil Gas Control System is a sub-slab ventilation system that traps harmful radon and chemical VI gases and prevents them from entering the building. Press down firmly as you apply the tape. It is designed to effectively extract all excess moisture from the air to make it inhospitable for harmful entities such as mosquitoes to thrive and bring harm to your family. Roberts Black Jack has a 4″ attached overlap and adhesive strip to make installation a breeze. Today’s vapor barriers are ensuring buildings’ airtightness. Overlap any seams and tape them. MOISTURE PROTECTION: Helps prevent mold, mildew, and other issues related. Mount the remote in the living room and use the remote sensor. Installing both interior and exterior air barrier systems can address the weakness of each. I understand that tyvek is not a. Contact us. This 500 sq. Unfaced fiberglass or Roxul (rock wool) is also acceptable if you already have 2 in. OptiMax sells for $3. 8; No vapor barrier is needed if packed to a density of at least 2. The bidding for this auction will close on Tuesday on the specified close date starting at 2:00 PM or 7:00 PM. Use a utility knife to cut the vapor barrier to size, if necessary. The difference between air barriers and vapour barriers: The job of a vapour barrier is to prevent vapour diffusion and the job of an air barrier is to stop air leakage through differences in air pressure between inside and out. Install & Product documents. SOPRASEAL LM 202 VP is a water-based, ultra low VOC liquid product composed of a modified rubber formulation. Wilmington, NC 28405. INSTALLATION SUB-SLAB: Vapor Sentinel TM 10-Mil Vapor Barrier is unrolled over an aggregate, sand, or tamped base. Gaps from 1/4"–1/2" require caulk. Also insure that the wedge barrier is set so that the wedge is facing the proper direction *The wedge opens to the attack side. In warmer climates, you want the vapor barrier to be. Shop Products We Install. Vapor barriers have perm ratings. We would like to show you a description here but the site won’t allow us. It is recommended to use Sentinel Protect Plus Underlayment for optimal sound absorption and moisture resistance or a standard vapor barrier like 6mil PE Film. 2 Cold Insulation Procedure for Equipment:vapor intrusion is most likely to be a problem. In this video we. This may happen from bad luck, locating an unsealed control or construction joint in our floorless slab directly over the hole. Step 10: Add Flooring. S. ft. Installation:Floating, Glue-Down and Nail-Down Flooring Delta Rating: 22 Thermal. When installing a vapor barrier, it should be placed against the concrete surface before insulation, wood framing, or any finishing. Page 1 Homeowner: Keep these instructions and maintenance guide in a safe place for future reference. Insulate, foil vapor barrier and tape the seams well. For additional information, please contact us. With a little bi. Fold over the extra inch on each side to form a stapling flange. ft. All bidding is online. , how much we stop or let. 84T Laminate Blade $46. Vapor Barrier Installation. Vapor Barrier Installation. Advantages: Disadvantages: Polyethylene Vapor Barriers. Vinyl plank, unlike sheet vinyl does allow moisture vapor to escape between the seams, but as it’s essentially an impervious product there can be a moisture build up in cases where moisture content is increased for whatever reason. Use foam around ducting and other small & difficult cavities. Rated to no less than 3000 PSIG (20. Air Barrier Installation Detail: Interior Air Barrier. By frequently running quality assurance and control tests, a manufacturer can ensure they continually deliver the expected level of performance –that whatever. Sort by: Top Sellers. Conceptually, the ‘air/vapor barrier’ was a material purported to address both air infiltration and vapor diffusion issues. The Silence Sentinel® Basic may be set on a desktop, mounted on a wall or option-Air barriers restrict airflow (and the water attached) through a material. The drywall won't stop the moisture like a vapor barrier, it will move through it. The barrier comes in rolls about twenty-four inches wide. Do not pound form stakes through the vapor barrier. The most obvious best practice is to install a sub-slab vapor barrier in the first place. Most condo and apartment associations will specify certain Sound Transmission Class (STC) and Impact Isolation Class (IIC) ratings when it comes to installing underlayment and flooring. 0 perms). For example, a basic vapor barrier will not provide extra padding. We’re proud to serve customers in the San Francisco Bay Area, Los Angeles and New Jersey. a. Overlap the seams by no less than 12 inches and secure them together with the poly PVC tape. Any distance greater than 100 feet (30. How to Install a Vapor Barrier on a Concrete Floor 1. The. The attached vapor barrier is specially designed for an optimal bond with adhesives for easy installation. 00 per sq/ft and rise to $4. Generally, you can expect to pay between $0. Screw one elbow onto one end of the black threaded plumbing pipe. 99 (124) Rated 5 out of 5 stars. A vapor barrier is a waterproofing solution that prevents moisture from entering your property’s crawl space. While underlayment is not necessary for laying vinyl plank flooring, it can provide a lot of helpful benefits. Safe Handling Precautions Practice good housekeeping and personal hygiene and always wash hands after handling the product. A moisture barrier for hardwood floors can be as simple as a roll of plastic sheeting. Where it is located in an assembly and its permeability is a function of climate, the characteristics of the materials that comprise the assembly and the interior conditions. Manuals may also be downloaded from our web site. How did this project turn out? WATCH HERE:. Consult local building codes prior to installation and to determine the length to cut barrier. Air barriers can be either vapor permeable (allowing water vapor to pass through) or vapor impermeable. For example, in a pressurized building under normal heating or cooling conditions, the moisture transported through a 25. STC ratings determine airborne noises and IIC ratings measure the impactful sounds, such as. The "expert" at Home Depot, and another guy on youtube seem to think this is a very good idea, and even suggest sealing it with roofing tape. Following installation, each depressurization system was tested to ensure that it worked properly. 99 $189. AVAILABILITY & COST Vapor Sentinel 10-Mil Vapor Barrier is available directly through. It doesn’t let water or vapor through. Attach the snap hooks to each quick link. Posted October 4, 2017. Most of the barrier materials used in the construction industry are vapor or moisture diffusers or retarders. 99 / piece Size: 10in. Check out Figure 1. 5-mm Premium Cushion Flooring Underlayment (100-sq ft /Fan fold) Model # 1102002500. 5 meters) from the barriers. No other materials are needed for install due to the Lip & Tape Design ensuring quick and easy install above, on or below grade. Synthetic fiber pads are fast becoming the most specified underlayment architects and designers due to their acoustical and moisture protection qualities. Make sure the subfloor is level, clean,. It helps increase the life and appearance of your flooring. • Moisture barrier for concrete sub floors. In very warm, humid climates such as the Southeastern United States, crawlspace encapsulation is often the most effective way to solve and prevent moisture damage. Zip code: 23917. Center seaming tape over small hole (s) or slice (s) in the vapor barrier. A vapor retarder is defined as a material or system that adequately retards the transmission of water vapor under specific conditions. Some supports come with wide bearing pads. Installing a. Using hand pressure, lightly apply the exposed adhesive surface to the substrate and check for proper alignment. If you're looking for something more affordable, we recommend Dekorman 2-N-1 Moisture Barrier 2mm Blue Foam Underlayment because it is easy to install and resists moisture damage, mold, and mildew. Wilmington Location. Vapor Sentinel New. /roll) is designed for use under floated laminate, bamboo, and engineered wood floors and is ideal for many types of subflooring. Remove Debris. Known for our flagship Stego Wrap line of under-slab vapor barriers and retarders, Stego has earned the respect, trust, and recommendation of architectural, engineering, and construction communities. • Helps protect your floor against moisture. The cost of a vapor barrier installation ranges from $2 to $4 per square foot or $1,200 to $4,000 in supplies and labor. * Common home footprints have 6 - 12 corners; complex home footprints have 12+ corners. e. Remote Monitoring; New Construction; Vapor. The correct installation of an effective vapor retarder beneath the concrete has proven to reduce or even eliminate issues that arise when moisture moves into interior spaces, including the unfavorable effects moisture has on. Repair large cracks or damaged walls. GREAT VALUE. Step 7: Final steps and considerations. Take Home | Ameristar SENTINEL P150 HFB is a high-performance, fleece-backed, thermoplastic polyvinyl chloride (PVC) membrane designed for both steep and low slope applications. BEST ECO-FRIENDLY. Yes Show MoreStep Seven: Insulate the Bond. If a contractor is installing multiple vapor barriers, they will usually charge based on the overall thickness of the barrier. No other materials are needed for install due to the Lip & Tape Design ensuring quick and easy install above, on or below grade. 174 7 7 bronze badges. Blind nail to wall framing through drilled pilot holes. Keeps moisture out; For use under all floating flooring; Includes an adhesive strip for overlap;. Exclusive to Floor and Decor, Sentinel Protect Plus Underlayment is premium underlayment designed specifically to be used with attached pad laminate, vinyl, & rigid core flooring. Vapor Barrier Vapor Barriers provide additional protection between the subflooring and flooring by preventing the emission of vapors and moisture to the inside of the home. 00 Perms IMP. Suitable for all types of subfloor including cement subfloor. In addition to the basic steps, there are a few additional considerations for a successful vapor barrier installation. Use seam tape to cover every seal of the vapor barrier, applying tape from top to bottom. I just installed it in my living room / hallway. When water vapor gets into your insulation, it can cause a whole host of problems, including. It explains that almost all contractors or remodelers will use and recommend 6-mil plastic sheeting as an affordable and effective vapor barrier. Caulk all seams at installation perimeter / edges. All seams overlap a minimum of 6 inches for taped-seam installation and 3 inches when seamed via heat welding equipment by a qualified contractor. Developed for use as a durable vapor retarder. Vent 5-10 feet above roof or ten feet higher than ground surface if not. First introduced in the U. Those that prescribe to #2 (letting their sauna walls. Air Barrier Installation Detail: Interior Insulation Dam. For more information about this video or Fausfloor® products visit If any of the conditions cited above pose a problem for the typical installation of Vapor SentinelTM Vapor Barrier, please contact Vapor Products Group for additional information and solutions. 26. *The Small Hydraulic cylinder access cover should be on the secure side * As shown in picture 3 – Sentinel Placement Install the Sentinel Anchor Bars on the front of the frame We would like to show you a description here but the site won’t allow us. Cost-effective: Polyethylene vapor barriers are relatively affordable compared to other types of barriers, making them a popular choice for both residential and commercial applications. A vapor barrier, also known as a moisture barrier, prevents water from traveling up from the soil, and from there onto the walls or ceilings of the crawl space. These simple barriers are very important components in crawl space encapsulation and have a huge impact on the health and wellbeing of a property once they are installed, preventing dampness, humidity, and even pest infestation. No other materials are needed for install due to the Lip & Tape Design ensuring quick. No need to bother with large fold-out, low quality, off-spec, construction grade films, which can be bothersome and hard to use before the. Vapor Barrier. A 6 mm thick vapor barrier might cost about $0. Skip to main content. Air barrier materials can also be provided with properties which also class them as vapor barriers. So that’s the background. In homes with dirt basements, they poured a concrete floor or installed a vapor barrier. These include properly anchoring the barrier to prevent shifting, providing ventilation for potential radon gas, and periodically inspecting the vapor barrier for any damage or wear. This chart has some different shower construction materials and the listed perm ratings. Follow answered Jun 6, 2015 at 12:29. This 2-in-1 underlayment is a 2. A vapor barrier should therefore be installed on the interior and exterior walls, making it a critical method to remedy the vapor problem that always manifests in the shower. Ideal for for all flooring ranging from concrete slab, bamboo, floating and wood floors, or even laminates engineered hardwood! In addition to the basic steps, there are a few additional considerations for a successful vapor barrier installation. Using a combination of Vapor SentinelTM barrier and tape, all penetrationsVapor barriers aren’t really what they seem to be. Vapor barrier material costs: The cost of 6 mil plastic sheeting ideal for use as a vapor barrier costs just $0. eliminating the need for trenching and aggregate backfill. Plywood subfloors: A breathable foam-type underlayment is generally used when installing laminate flooring over plywood or OSB subfloors. Vapor Mat is a heavy-duty, impact resistant, cuspated material that facilities a. Learn More. In the hallway I only used the underlayment and it's much quieter. 2 mm thick). Step 4: Install Underlayment. This underlayment is with a 0. Under-slab vapor retarders or barriers are considered a productive and cost-effective way to control moving moisture in concrete. Step #3: Installing Vapor Barrier and Insulation – When we have the correct fitting for your vapor. The. Vapor barriers restrict the flow of water vapor (diffusion) through materials. Class I barriers don't allow any amount of moisture to get through. A vapor barrier is a plastic liner placed on the crawl space floor, and sometimes the walls, that blocks outside moisture from entering the crawl space. In Joseph Lstiburek's "Top Ten List of Dumb Things To Do In The South", he says that all brick should have a vapor barrier drainage plane. We are your trusted partners in new construction technology. 3. Use a utility knife to cut the vapor barrier to size, if necessary. Stego is the leader in the below-slab concrete vapor barrier market. In most U. The downside to using a waterproofing membrane is that it's expensive. For holes in our vapor barrier to be an advection concern, we need both: 1. easy installation with self - adhesive strip. The complete mobile home skirting guide. Never install a basement vapor barrier because it can cause mold to grow and spread. Superior material conditioning. Large Blowing Machines. 00 for the materials (stakes for securing the. Chances are that someone will have to slide around in the crawlspace later to fix a pipe or run. Before installing the systems in 2007, EPA sealed cracks in basement walls and floors, and covered sump pits. in 1948, these code requirements were never based on science—they were based on erroneous theories promoted by manufacturers who were worried about liability issues associated with. These can be as affordable and flexible as a sheet of plastic or as expensive and rigid as a sheet of glass. 5-mm Premium Cushion Flooring Underlayment (100-sq ft /Fan fold) Model # 1102002500. The crawl space under my 6-year-old home is covered with pea gravel, with a plastic vapor barrier on top of that. Underfloor insulation options include fiberglass batt, foam board, spray foam, and vapor barrier. SENTINEL P200 HFB is reinforced with a tenacious, anti-wicking, weft-inserted polyester fabric that is encapsulated on both sides with a proprietary thermoplastic PVC formulation. Nucore is Floor and Decor’s exclusive in-house vinyl plank flooring brand. 35 – $4. A vapor retarder…. 1. Smart Vapor Retarders for Walls and Roofs; Sentinel Pest: Vapor Barriers: Removal, Replacement,. It also protects flooring from increased moisture levels and is used as a component of radon mitigation systems to protect indoor air. The short answer is NO! Vapor barriers are only installed over dirt in a crawl space or the walls and floor of a basement. Vapor Sentinel Vapor Barrier SAFETY SHEET MANUFACTURER Vapor Products Group W51N535 Struck Lane Cedarburg, WI 53012 USA. Sentinel 10in. Easy for me, then. Secure the edges of the vapor barrier to the concrete using tape or staples. STEGOHOME® BELOW-SLAB VAPOR BARRIER/RETARDER INSTALLATION INSTRUCTIONS Continued. Perfect for wood, Bamboo and laminate floors easy installation with self adhesive strip ; 200Sqft AMERIQUE premium 3 mm thick flooring underlayment padding with tape & vapor barrier 3 in 1 heavy duty foam (200Sf total, 200Sf/roll), 200 sq. There are three basic mechanisms that explain moisture accumulation in basements: Water can enter a basement or crawlspace in liquid form—through cracks in the walls, cracks in the slab, or the crack at the perimeter of the slab. The difference between air barriers and vapour barriers: The job of a vapour barrier is to prevent vapour diffusion and the job of an air barrier is to stop air leakage through differences in air pressure between inside and out. Love it! My only regret was using both the sentinel underlayment and a 6 mil vapor barrier on top of concrete. 4b); or, Pango Claw, Pango. 85-ft x 1. Tile Alternatives . If I had humid summers, I would be tempted to put the bathroom's vapor barrier on the inside, with the rest on the outside. It inclused a 3″ overlap and self-adhesive strip to make installation even easier. Please visit the DiamondBack™ Product Page for more details. (xv) Vapor barrier sheet shall be installed without gaps or folds with 50mm overlap. Water vapor will always move from a higher partial water vapor pressure environment -- a function of temperature and relative humidity -- typically found below the. Pr. This can be attached with staples beneath the rafters or trusses on the inside. Air barriers restrict airflow (and the water attached) through a material. When rolling out the moisture barrier you want to go from wall to wall and cover the entire floor. Continuous: no gaps, cracks or openings. The humid air is indoors. x 6 ft. Sentinel 10in. It features a 9 mil thick poly film, backed by a synthetic rubber adhesive, that is used for binding the seams of a moisture barrier when encapsulating a crawlspace. explains that vapor barriers are classified into three categories: I, II and III. When you specify Stego Barrier Solutions and products, you gain access to a large nationwide network of full-time technical sales managers providing unmatched local support and service.