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Category: Air barriers and moisture barriers

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Back to the basics: An introduction to air and moisture barriers in wall assemblies

Author Karine Galla, Sr. Product Manager for Sto Corp., discusses the basics of air and moisture barriers in wall assemblies, including the pros and cons of different types. “Air and moisture barrier systems should meet three key criteria. First, they should be continuous so as not to allow any opportunities for air leakage. Second, they should be structural in the sense that they should be permanently secured to the supporting structure.”

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Large Building Airtightness Testing and the Selection of Appropriate Air Barrier Strategies

An airtight building enclosure is an important part of a modern building. Good airtightness can increase energy efficiency, improve durability, and allow greater control over occupant comfort and indoor air quality. Airtightness is achieved with an effective air barrier system that is carefully designed and detailed and then built and commissioned in the field. An effective air barrier consists of a continuous system of materials (building wraps, membranes, etc.), components (doors, windows, etc.) and accessories (tapes, sealants, gaskets, etc.). These air barrier elements must be individually airtight and airtight when used together.

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Top 10 Frequently Asked Questions about Air Barriers

Building Enclosures require proactive actions by each member of the Design and Construction Teams to deliver a building that meets stated performance requirements. Air Barriers are a critical component to meeting those requirements. This document addresses ten of the most Frequently Asked Questions (FAQs) that Architects, Engineers and Construction Managers/General Contractors ask with respect to air barriers.

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The latest news

Sto’s products complete Baha Mar Resort & Casino

The Baha Mar Resort & Casino on the island of New Providence in the Bahamas, encompasses three million square feet of construction, 6,000 tons of structural steel, 500,000 sq. ft. of glass, and an abundance of the StoTherm® ci exterior insulation system and Sto finish products including Stolit® Milano.

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Sto Corp. releases Environmental Product Declarations

Sto Corp. released a wide-ranging lineup of Environmental Product Declarations (EPDs) today. The EPDs span 12 systems and cover a total of 27 different products.  “We are proud to take a leading role in the EIFS, stucco and air barrier segments by being one of the first manufacturers to make this information available,” said Kevin Schroeder, Senior Technical Service Representative. “It really speaks to Sto’s commitment to help create a more sustainable and resilient built environment.”

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IIBEC releases new Manual of Practice

The 2020 IIBEC Manual of Practice: Roofing, Waterproofing, and Exterior Wall Consulting and Quality Observation, is the long-awaited and all-new third edition on industry standards of practice for building enclosure consultants and quality assurance observers.

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Georgia-Pacific Building Products launches DensDefy™ Accessories

Georgia-Pacific announces the launch of DensDefy™ Accessories, comprised of liquid flashing and a transition membrane primarily used in the DensElement® Barrier System. The DensDefy™ Transition Membrane is a flexible, self-adhering membrane used to maintain continuity of the above-grade water-resistant barrier and air barrier at complicated transition areas of the DensElement® Barrier System, stated the company.

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DELTA®-VENT SA receives Passive House Institute certification

Passive House buildings provide optimal thermal comfort with minimal energy costs. To achieve this level of energy efficiency, the quality of the components used in this type of construction must meet stringent requirements. Dörken Systems Inc. is pleased to announce DELTA®-VENT SA, a high-performance, three-layer air- and water-resistive barrier, has received Passive House component certification from the Passive House Institute (PHI).

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More open-joint cladding protection for today’s architects

Dörken Systems Inc., a manufacturer of high-performance air and moisture barriers, last month introduced a new WRB and air barrier solution for open-joint cladding systems that the company says meets the industry’s most stringent standards. Offered alongside DELTA®-FASSADE S, the new DELTA®-FASSADE SA is a four-layer, self-adhered air- and water-resistive barrier with industry-leading UV stability to ensure product performance and longevity.

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Architects design pavilion with red petal facade. Overlapping shingles are composed of Alucobond Spectra Red tiles featuring a Lumiflon FEVE fluoropolymer resin topcoat. Photo credit: Keith Panel Systems

Architects design pavilion with red petal facade. Overlapping shingles are composed of Alucobond Spectra Red tiles featuring a Lumiflon FEVE fluoropolymer resin topcoat. Photo credit: Keith Panel Systems

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