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IGMA Technical Corner
The world’s leading organization on the engineering and manufacturing of insulating glass

PRESENTATIONS
Unexpected Breakage in Ceramic Enameled (Frit) HS IG SPandrel  posted
February 2015
by Chris Barry
This presentation from the IGMA 2015 Winter Conference looks at causes of breakage in Spandrel glass with ceramic enameled frit.

Window Glazing for Durability (Residential)  posted May 2012
This video produced by IGMA looks at various aspects of the insulating glass unit.

An Introduction to Insulating Glass  posted August 2011
by A William Lingnell, PE, Lingnell Consulting Services / IGMA Technical Consultant
This slide deck from Bill Lingnell, longtime industry consultant and IGMA's Technical Consultant, looks at the basics of insulating glass, its history and much more.

Preventing Injuries During Flat Glass Handling  posted August 2011
by Mike Burk, Edgetech IG
This joint webinar by IGMA and the Glass Association of North America (GANA) looks at injuries and fatalities caused by mishandling of glass, or complacency when handling glass. Presented by Mike Burk of Edgetech IG, it also ponders ways to make the job site more safe.

BILL'S TECHNICAL CORNER

DOCUMENTS
Language of Sealed Insulating Glass Units 
posted May 2015
These are the official definitions from IGMA.

Definition of a Gas-Filled Unit  posted August 2012
This is the official definition from the former Sealed Insulating Glass Manufacturers Association (SIGMA).

Definition of a Failed Unit  posted August 2012
This document contains the complete edition of newsletter from the former Sealed Insulating Glass Manufacturers Association (SIGMA).

SIGMA-Grams (Complete)  posted August 2011
This document contains the complete edition of newsletter from the former Sealed Insulating Glass Manufacturers Association (SIGMA).

Insulating Glass Manufacturing Guidelines: Important Considerations  posted August 2011
This
technical bulletin from IGMA looks at important guidelines to consider in the industry.

ENERGY STAR® Technical Specification for Residential Windows, Doors, and Skylights Sold in Canada Version 4.0 – February 1, 2015  posted February 2014
This is the new document from Energy Star®.

 

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Latest News

Posted 05.28.2015
IGMA Releases Vacuum Insulating Glass Technical Bulletin
The Insulating Glass Manufacturers Alliance (IGMA) announced the release of a new Vacuum Insulating Glass Technical Bulletin. The bulletin is intended to assist residential or commercial insulating glass and window manufacturers on the topic of vacuum insulating glazing (VIG). "We feel it is very important to offer this document to the global IG industry," says Marg Webb, IGMA executive director. "Many manufacturers are looking to incorporate VIG and our purpose was to give them the proper tools to accurately determine the benefits of VIG systems."
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Posted 04.27.2015
IGMA Extends Condolences to the Family of Tim Harris
It is with extreme sadness that we are informing the IGMA membership and fenestration industry that Tim Harris passed away Thursday, April 23rd as a result of injuries sustained at an industry facility. Tim, an industry veteran of 40 years, was the Technical Service Manager at Quanex IG Systems. He had been with Tremco/Truseal/Quanex for 31 years.
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Posted 02.23.2015
IGMA Wants Your Feedback on Proposed Product Declaration
In the never-ending quest for improvement, the Insulating Glass Manufacturers Alliance (IGMA) has put out a draft of its Window Product Category Rules for its members to review. It was announced the draft would be coming out at the recent AAMA conference in Ft. Lauderdale, Fla. Two rules are available for public comment—one for a cradle-to-grave, business-to-consumer EPD that covers only vertical windows and another that is for cradle-to-gate, business-to-business EPDs, covering all window types.
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