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Windows with Energy Efficiency in Mind

This is another installment in our series called Energy-Efficient Windows 101 made possible by Marvin Windows and Doors. In our first article of the series, I discussed some window basics and how to read a home window label.  Now I want to discuss more product options available for your energy-efficient windows.  When you buy Marvin windows, you’ll have the opportunity to decide how many panes you need and which glazing and gas options can contribute towards your home performance goals and well as maximize your comfort.

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Sylvania Intros 100w Equivalent LED Bulb

This week Massachusetts-based Osram Sylvania announced a 100-watt replacement LED light bulb that uses only 20 watts of energy. In fact, the company claims it’s the first to market with such a replacement offering. Sylvania Ultra LED is an A21 bulb (larger than the A19 shape) with a rated life of up to 25,000 hours, a color temperature of 2700 Kelvin, and a CRI of 80. The LED bulb outputs 1600 lumens, according to LEDs Magazine, and is expected to sell for about $50 at Lowe’s.

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Switch Liquid-Cooling LEDs at Batteries Plus

This is an update to let you know of the status of the much-anticipated liquid-cooling LEDs from San Jose-based Switch Lighting.  SWITCH60, a 60-watt equivalent bulb that produces 800 lumens at 12 watts (clear) or 13.5 watts (frosted), is currently available at 350 participating Batteries Plus stores nationwide.  The SWITCH40 and SWITCH 75 will also be available later this month from Batteries Plus.

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Best Buy to Sell Cree Insignia LED Bulbs

Today Best Buy entered the consumer LED lighting game in a major way with two Insignia light bulb offerings from Cree.  Available exclusively at Best Buy, the 40-watt and 60-watt equivalent bulbs have the shape of a traditional incandescent bulb with omnidirectional lighting and they’re sold for $14 and $17, respectively.

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Philips Debuts Hue Wireless LED System

Today Philips announced Hue — “the world’s smartest web-enabled LED home lighting system.” The new LED lighting system is available exclusively from Apple, both online and in stores, starting on October 30, 2012, and requires an iOS or Android app and a home Wi-Fi router. It can handle up to 50 light bulbs, each of which output 600 lumens and use about 8.5 watts of energy.

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How to Read a Home Window Label

This is the beginning of our series called Energy-Efficient Windows 101 made possible by Marvin Windows and Doors.  For this first article, I want to talk about the various acronyms you might see on a home window label, or in window specification materials, so you’ll know more about what you’re reading.  When evaluating energy-efficient window options, Marvin suggests that you understand the basics of the following words and acronyms:

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