Air Barrier C3 is a NEW liquid-applied, single coat, class III air barrier designed to complement the industry-leading MVIS™ System.

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Features & Benefits

Part of an MVIS® wall assembly – peace of mind with a comprehensive system under the LATICRETE brand
Eligible for the LATICRETE 15 or 25 Year System Warranty when used with an MVIS adhered veneer system
Waterproof – protects structure from water damage
Class III permeability rating – high permeability allows excess moisture vapor to leave the building structure
Excellent bond strength – will not peel, chip, or bubble from substrate
Controls air leakage of the building – helps save energy and lowers operational carbon footprint
Safe for interior and exterior use – low VOC emissions, low flame spread and smoke development
Lighter color for ease of inspection makes inspection for voids easier
Can be spray-applied for easy, fast installation
Equipped with Microban® antimicrobial technology to protect the air barrier from growth of mold and mildew
Meets requirements of ASTM E2357 Air Leakage of Building Assemblies and part of an ABAA-evaluated assembly

Product Information

AIR BARRIER C3 is a ready-to-use, class 3 waterproof air barrier membrane. It is liquid-applied directly to a variety of approved substrates and will function as a vertical above-grade waterproof air barrier when properly detailed with LATICRETE® Flashing Sealant or LATAPOXY® Waterproof Flashing Mortar.

This non-toxic, water-based, liquid formulation applies seamlessly and does not tear or lose its effectiveness with exposure to weather during construction or while in service.

An Air Barrier Association of America (ABAA) evaluated material, Air Barrier C3 can be used directly over primary sheathing, concrete, and concrete masonry unit (CMU) and functions as a primary control layer in the MVIS® wall assembly system.

Product #: 9269-0005-2
Packaging Sizes:
Commercial Unit
5 gal (18.9 L) pail liquid (36 commercial units/pallet)
Part of System: LATICRETE®
Country Availability

United States

Canada

Product Data Sheets

DS-36621 (English)

Warranties

DS230.05AB 5 Year Limited Product Warranty - Air Barrier
DS 230.13 1 Year Product Warranty (US - English)
DS 21040 15 Year MVIS System Warranty for Steel or Wood Framed Exterior Facades (US - English)
DS 0247 25 Year MVIS System Warranty (US - English)

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