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DP Liquid Weather Resistive Barrier Smooth 5Gal ( waterproof )

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Decoplast Liquid Weather Barrier VB is a one component fluid applied AWB that also functions as a low perm Class 1 vapor...
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DP Liquid Weather Resistive Barrier Smooth 5Gal ( waterproof )

Product details

Decoplast Liquid Weather Barrier VB is a one component fluid applied AWB that also functions as a low perm Class 1 vapor retarder.

It provides excellent secondary moisture and vapor protection behind most wall claddings including siding, ,metal panels, brick, EIFS and stucco* wall assemblies.

* A slipsheet is required for stucco cladding.


Approximate Coverage:
Glass-Mat Gypsum Sheathing: 290ft² (27 m²) per pail when applied 26 MILS WFT

Plywood/OSB Sheathing: 265ft² (24 m²) per pail when applied 26 MILS WFT

CMU: 80—150 ft² (7– 14m²) per pail depending on porosity.

Poured Concrete: 290ft² (27 m²) per pail

Coverage may vary depending on substrate condition, application method/technique, waste factor, and final film thickness.


When used to embed Decoplast Sheathing Fabric to treat the sheathing joints and rough openings: (coverage may vary based on condition)

4” Sheathing Fabric—625 ft (190.5m) / pail
9” Sheathing Fabric—285 ft (87m) / pail * Roll or spray and back roll for optimum coverage. Actual results may vary depending


5 gallon (19L) 52.5 lbs. / 23.8 kg per pail


Shelf Life:
24 months, if properly stored and sealed


Store in a cool, dry place protected from freezing. Store at no less than 4°C (40°F). Protect from extreme heat and direct sunlight.


Data sheet:




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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.


We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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