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Alpen News

March 1, 2023

Alpen Zenith Window Series

The R-Value of Windows

by Randy Williams from Northern Built Heat is a funny thing. It wants to move from someplace warm to someplace cold, (the opposite of being a snowbird) and it’ll continue to move until it has reached equilibrium.  In the heat of the summer or cold of winter, that means if we can’t slow the movement

October 3, 2020

Mountains, Atmospheric Pressure and Why There Are Balloons Stuck To Your Windows

Recently, a great article was published in Green Building Advisor about “Windows for High-Altitude Homes”. I asked Maierhofer whether his company’s funny-looking breather tubes and mylar balloons led to any pushback from skeptical installers. He answered, “Well, sometimes it involves an education process.” If you have a membership, you can read the article here. If

December 5, 2019

Alpen ThinGlass Wins Building Green “Top 10” Award

Alpen is proud to announce that our ThinGlass Triple and Quad IGUs have won a prestigious “Building Green Top 10 Product for 2020” award.             About the Award “These windows are available in products with a fiberglass or uPVC frame, and the company says it has tested commercial insulated glazing units

September 9, 2019

Project Snapshot: Williams Village East Dormitory

These are excellent windows for students studying…or sleeping past noon! The newest (and largest) dormitory at the University of Colorado Boulder just opened, and we’re proud to say the university selected Alpen high performance windows for every dorm room. About Williams Village East Dormitory: “The seven-story Williams  Village East residence hall will house 700+ students

August 10, 2019

Triple-Glazed for the Home

Why triple pane windows are the best choice for your home   Windows account for around 12% of a building’s energy use, yet, less than 2% of window sales are energy-efficient triple pane!   One of the reasons for pushback on triple pane/dual chamber windows has been the weight issue: Three pieces of glass weigh

June 18, 2018

Super Window Could Save Billions

Needless to say, that headline from the Department of Energy’s Berkeley Labs caught our eye! Here’s a link to the DoE’s press release, laying out the fact that “About $20 billion worth of energy leaks out of windows in the United States each winter – and that’s with double-paned insulating windows installed on a majority of

February 2, 2018

Introducing: The ONLY American-made window with both PHIUS and PHI Certifications

Alpen is proud to announce the first (and currently only) dual-certified window manufactured in North America. We believe making good decisions should be easier, not harder…and simpler, not more complex. If you’re looking for the highest quality windows that America has to offer, and you need a certified product—for Passive House, Net Zero Energy, Living

May 22, 2017

Highlands Retreat

A high performance home in the mountains of North Carolina When considering a new home, the owners (Andy and Gayle) wanted to save energy in order to lower energy bills and reduce their use of fossil fuels–as well as preserve some great south-facing views.   When they finally began designing their house, they understood the

April 10, 2017

Three “Starter” Houses to Begin Your Sustainable Lifestyle

Sustainable living can mean adapting social, economic and sustainable practices to every aspect of your life. So, if life needs a heart, and a home is where a heart is—then sustainable living starts with the home!   Here are three amazing and environmentally friendly homes that could kick-start your new sustainable life. Oh, and remember:

January 18, 2017

12 Essential Steps to Net Zero Energy (NZE)

Here’s a great video on “The Twelve Essential Steps to Net Zero Energy“. Thanks to Clifton View Homes on Whidbey Island, WA for doing such a great job describing the basics of NZE.