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Spray Wrap Rain Screen


Spray Wrap Rain Screen

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Fluid Applied Membrane Fluid Applied Membrane

Mineral Mineral

Sloped Ceiling, Waterproofing Sloped Ceiling, Waterproofing

Masonry Surfaces, Unfinished Floor Masonry Surfaces, Unfinished Floor

Design Options

Product Description

Spray Wrap Rain Screen is a spray-applied air and waterproof barrier that produces a highly durable, seamless, elastomeric weatherproof membrane on exterior sheathing behind the open-jointed or vented rain-screen cladding. Use Spray Wrap Rain Screen as the primary air and water barrier over above-grade wall assemblies.



Sheet Length


Sheet Width


Performance Data

Product Weight Per Area

Roll Tensile Strength

Weight needed to break the roll, per inch of width

Water Vapor Transmission

An imperial perm is defined as 1 grain of water vapor per hour, per square foot, per inch of mercury

perm (imperial)


Air Permeance

Rate of airflow through the barrier per square foot at a specified pressure difference

cfm /ft^2 @ 1.57 psf