low-e

New Low-e Coating Would Boost Glass Performance

Posted on March 02,2015 by ScottG in glass

Public and private researchers in Oregon have been awarded a $150,000 grant to continue work on a new coating process for architectural glass that would reflect infrared radiation without blocking as much visible light as current coatings.

State-of-the-Art Windows for A New Home

Posted on March 02,2015 by AlexWilson in Alpen

Having written about windows and emerging window technologies for longer than I care to admit (since before low-e coatings even existed), I must say that it’s incredibly fun to be building a house and having an opportunity to try out some of the leading-edge stuff I’ve been writing about.

Window Performance 2 — the Magic of Low-e Coatings

Posted on March 02,2015 by AlexWilson in glass

Last week I wrote about the early strategies window manufacturers employed to improve energy performance: adding extra layers of glass and increasing the thickness of the airspace between the layers of glass. This week we'll look at a more revolutionary change to window design that appeared in the 1980s: low-emissivity coatings.

Radiant Barriers: A Solution in Search of a Problem

Posted on March 02,2015 by user-756436 in emissivity

A radiant barrier is a shiny panel or flexible membrane used in construction. Although radiant barriers have no R-value, they can be used as part of a building assembly — for example, an assembly made up of a radiant barrier and an air space — to slow heat transfer.

Window Reflections Can Melt Vinyl Siding

Posted on March 02,2015 by user-756436 in low SHGC

UPDATED September 3, 2013 In almost every corner of the U.S., reports are increasing of vinyl siding that has been melted by sunlight bouncing off nearby windows. This melted-siding pandemic makes vinyl manufacturers very nervous — so nervous that the topic is rarely discussed.

7 Steps to an Energy-Efficient House: 4. Windows

Posted on March 02,2015 by Betsy Pettit in deep energy retrofit

Editor's introduction: With energy prices rising again, many homeowners are planning energy-efficiency improvements to their homes. But most people are unsure of where to begin, and even seasoned builders don’t always know which priorities should rise to the top of the list. Betsy Pettit, an architect at [Building Science Corporation](http://www.buildingscience.com), recommends starting where you can get the most bang for the buck.

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