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ExoAir® 210AT

Self-Adhered Air and Vapor Permeable Membrane

ExoAir® 210AT

Self-Adhered Air and Vapor Permeable Membrane

A high-performance, primerless, self-adhered air- and vapor-permeable membrane. ExoAir® 210AT offers 6 months of UV resistance, high service temperatures and extended construction windows through cold weather application. It is recommended for projects that require NFPA 285 assembly testing.

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Product Properties

Application Method Self-adhered
Application Temperature Above 20 °F (-7 °C) and rising
ASTM E2178: Material Air Permeance 0.003 cfm/ft2 (0.02 L/sm²)
ASTM E96: Water Vapor Transmission 16.9 perms
NFPA 285: Fire Resistance of Assembly Pass

ExoAir 210AT Resources

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Data Sheet
Application/Installation Instruction
Product Literature
Cert Letter

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Comparing ExoAir® 210AT

ExoAir® 210ATExoAir® 220ExoAir® 230 / 230LTSecurock® ExoAir® 430
Application Method Self-adhered Roller, Spray Roller, Spray, Trowel Typical sheathing installation
Application Temperature Above 20 °F (-7 °C) and rising Above 40 °F (5 °C) and rising Above 40 °F (5 °C) and rising | LT: above 20 °F (-6 °C) and rising All temperatures
Exposure Limit 6 months 6 mo 12 months 12 months
NFPA 285: Fire Resistance of Assembly Pass Pass Pass Pass
Type/Technology Acrylic sheet with nonwoven facer Polymer-modified asphaltic emulsion Synthetic acrylic Pre-applied fluid synthetic membrane to exterior gypsum sheathing

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