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It’s designed for moisture and air, but looks more like a risk barrier.

Not all air barriers are the same. The Securock® ExoAir® 430 system is the only one that secures your building envelope and your reputation.

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Product Overview

Bring two proven technologies to your job in one step.

The Securock® ExoAir® 430 system combines two trusted products, USG Securock® Brand UltraLight Glass-Mat Sheathing and a factory-applied Tremco ExoAir® fluid air/water barrier membrane. This wraps your building’s exterior in an innovative barrier and shields you from setbacks, headaches, and unexpected costs.

Productivity Contractors Can Count On

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There are plenty of air barriers on the market, but nothing quite like this. See how our solution saves you time, money, and hassle.

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Two Established Technologies

Two products you've used for years are now together as one complete system.

Efficiency

Up to 40% reduction in air barrier installation* enables greater speed and efficiency on the job site schedule.

Minimize Weather Delays

With a factory-applied air barrier membrane, there is no waiting on the membrane to cure and the risk of washouts is eliminated.

Faster Building Enclosure

Dry-in faster to allow interior trades to start working sooner.

Precision

Eliminate field application inconsistencies with a factory-applied membrane that is consistent in both thickness and performance.

*Based on third-party evaluation when compared to traditional fluid-applied systems installed in the field.

Designers Deserve More Control

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This system removes variables, minimizes risks, and stands up to rigorous demands of building designs.

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