SENTINEL 265228 Vapor Barrier Flooring Underlayment Laminate 851312004770 100SQFT 43 24FT

( Brand: Sentinel ), ( Manufacturer Part Number: 265228 ), ( Unit Type: Ft ), ( Item Thickness: 3mm ), ( Installation Location: Above Grade/concrete Subfloor, Above Grade/wood Subfloor, Below Grade/concrete Subfloor, Below Grade/wood Subfloor, On Grade/concrete Subfloor, On Grade/wood Subfloor ), ( Color: Gray ), ( Coverage: 100sq Ft ), ( Material: Recycled Fibers ), ( Item Length: 24 Ft ), ( Installs Over Subfloor: Any ), ( Suitable For: Commercial, Engineered Hardwood, Laminate, Residential ), ( Type: Flooring Underlayment ), ( Features: Antimicrobial, Attached Vapor Barrier, Moisture Resistant, Mold Resistant, Attached Tape ), ( Room: Basement, Bathroom, Bedroom, Kitchen, Living Room, Mudroom, Sunroom ), ( Country Of Origin: China ), ( Item Width: 43 ), ( Item Weight: 30 Lb ), ( UPC: 851312004770 )

Review SENTINEL Vapor Barrier Flooring Underlayment For Laminate 100sqft 43 Inch 24ft By

Introducing the Sentinel 265228 Vapor Barrier Flooring Underlayment, an essential addition to your laminate flooring project. This underlayment is specifically designed to provide superior moisture protection and enhance the overall performance of your new floor. Here's a detailed description of its features and benefits:

The Sentinel 265228 Vapor Barrier Underlayment covers an area of 100 square feet, making it an ideal choice for medium-sized flooring projects. With dimensions of 43 inches by 24 feet, this underlayment is easily maneuverable and can be cut to fit various room dimensions.

This vapor barrier underlayment is engineered with a robust 6.5-mil thick polyethylene material, ensuring an effective moisture barrier that prevents the intrusion of unwanted moisture from the subfloor. This feature is crucial for maintaining the longevity and integrity of your laminate flooring, especially in areas with high humidity or susceptible to water damage.

One of the key advantages of the Sentinel 265228 Underlayment is its superior sound reduction properties. It features a unique foil-backed design that minimizes the transmission of impact noise, making it an excellent choice for both residential and commercial projects. This feature is particularly beneficial for homes with multiple levels or for installations in apartment buildings, where sound insulation is essential.

Installation of the Sentinel 265228 Vapor Barrier Underlayment is a breeze. It comes with a peel-and-stick backing, allowing for easy and quick installation. Simply roll out the underlayment and adhere it to the subfloor, ensuring a perfect fit to ensure maximum moisture protection and sound insulation.

The Sentinel 265228 Vapor Barrier Underlayment is compatible with most laminate flooring types, making it a versatile and reliable choice for your flooring project. Its high-quality construction, combined with its moisture protection and sound insulation properties, makes it an indispensable component for achieving a beautiful, durable, and functional laminate flooring installation.

Sentinel 265228 Vapor Barrier Flooring Underlayment is a popular choice for installing laminate floors over concrete or other moisture-prone substrates. Here are some pros and cons to help you decide if this underlayment is the best option for your 100 sq ft laminate flooring project.

1. Moisture Protection: The primary advantage of Sentinel 265228 is its ability to provide an effective vapor barrier to prevent moisture from reaching and damaging your laminate flooring. This is especially important when installing laminate over concrete or other moisture-prone substrates.

2. Easy Installation: The underlayment comes in large rolls, making it easy to cover large areas quickly. It also has a peel-and-stick backing, which makes installation relatively simple and mess-free.

3. Comfortable: The underlayment provides some cushioning and insulation, making your laminate flooring more comfortable to walk on and reducing noise levels.

4. Cost-Effective: Compared to other vapor barrier underlayments, Sentinel 265228 is relatively affordable, making it a cost-effective solution for large flooring projects.

1. Thickness: The underlayment is relatively thick, which may require adjustments to the height of baseboards, door frames, and other trim pieces.

2. Adhesive Odor: Some users have reported a strong adhesive odor when installing the underlayment, which may be a concern for those with sensitivities.

3. Limited Compatibility: The underlayment is not recommended for use with some types of laminate flooring, such as those with a click-lock system that requires a specific underlayment thickness.

Sentinel 265228 Vapor Barrier Flooring Underlayment is an effective and affordable solution for protecting your laminate flooring from moisture damage and providing some added comfort. However, it may require some adjustments to trim pieces due to its thickness, and some users have reported a strong adhesive odor during installation. If you are installing a laminate flooring type that requires a specific underlayment thickness or if you have sensitivities to strong odors, you may want to consider alternative options.

If you are installing laminate flooring over a moisture-prone substrate and are looking for an effective and affordable vapor barrier underlayment, Sentinel 265228 is a good option to consider. However, be prepared for some potential odor during installation and make any necessary adjustments to trim pieces beforehand. If you have sensitivities to strong odors or if your laminate flooring requires a specific underlayment thickness, you may want to explore alternative options.

Details:

Cushions flooring. IIC up to 69. STC up to 66. 3mm thick pad corrects minor subfloor imperfections.

Exceeds requirements for moisture Vapor transmission per MVTR. Sentinel Eco Underlayment. 43 inches by 28 feet. Moisture reduction with built-in moisture barrier.

Offers Comfort while keeping floors warm in the winter and cool summer. Environmentally friendly. Superior Sound reduction. Levels in perfections.

specifications flooringloop:

• brand: Sentinel
• mpn: 265228
• unit type: Ft
• item thickness: 3mm
• installation location: Above Grade/concrete Subfloor, Above Grade/wood Subfloor, Below Grade/concrete Subfloor, Below Grade/wood Subfloor, On Grade/concrete Subfloor, On Grade/wood Subfloor
• color: Gray
• coverage: 100sq Ft
• material: Recycled Fibers
• item length: 24 Ft
• installs over subfloor: Any
• suitable for: Commercial, Engineered Hardwood, Laminate, Residential
• type: Flooring Underlayment
• features: Antimicrobial, Attached Vapor Barrier, Moisture Resistant, Mold Resistant, Attached Tape
• room: Basement, Bathroom, Bedroom, Kitchen, Living Room, Mudroom, Sunroom
• country of origin: China
• item width: 43
• item weight: 30 Lb
• upc: 851312004770

seller flooringloop:

• city: San Diego, California
• rating: 100.0%
• # reviews: 1037

shipping flooringloop:

• service: FedEx Ground Economy
• class: Economy
• transit: 4-10 Days
• type: Calculated
• cost: $21.24
• carrier: FedEx

offer flooringloop:

• quantity: 1
• availability: In Stock
• started: February 23, 2026
• options: Ship-to-home
• sold: 0

general flooringloop:

• Building Hardware > Flooring Tiles > Flooring Underlayment
• condition: New

returns flooringloop:

• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer
• method: Money back

payments flooringloop:

• other
• credit card: Visa
• wallet: Apple-pay

Sentinel 265228 Is Similar To:

• Sentinel Ulsennw20-100 Quiet Premium Underlayment 100 Sq Feet Green New Sealed (46.4% similar) Please e-mail me with any questions. This is a new, factory sealed, 100 sf roll of Sentinel quiet premium underlayment...(September 22nd, 2025)