DensDefy® Liquid Barrier

Provides a durable, seamless water-resistive, air-barrier membrane
Easily applied to adjacent substrates via roller or spray
May be applied in temperatures as low as 25°F and cures in temperatures as low as 32°F.
Can be applied in wet weather, on damp substrates, and tolerates rain immediately after application.
Vapor permeable – allows damp surfaces to dry.
Can be exposed to normal weathering conditions for up to 12 months.

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Product Details

A fluid-applied, single-component Silyl Terminated Polymer (STP) air- and water-resistive barrier. The robust, elastomeric membrane formed by DensDefy® Liquid Barrier adheres to most common construction surfaces such as CMU, concrete, glass mat gypsum sheathing, OSB and plywood, and galvanized steel and wood framing, and is compatible with a wide range of sealants and waterproofing or air barrier components.

Product Specifications

PRODUCT SIZE AND PACKAGING

Buckets, gallon

5 gallon buckets

PHYSICAL ATTRIBUTES

Form	Viscous liquid, mild odor, gold color
Specific Gravity	1.26 – 1.33
Weight, gallon	10.5 – 11.5 lbs.
Total solids	Approx. 99%
VOC content	<30 g/L
Shelf life	1 year in tightly sealed, unopened container

CURED PROPERTIES

Hardness, Shore A	19 – 23
Tensile Strength	>90 psi
Elongation at Break	>400% (ASTM D 412)
Water Vapor Transmission	10 Perms (ASTM E96 Method A)
Surface Burning Characteristics	Class A (ASTM E84) Flame Spread = 25 Smoke Developed = 10