For the eleventh year, BuildingGreen has announced their list of Top-10 Green Building Products. BuildingGreen picks the products from additions to the GreenSpec Directory, coverage in Environmental Building News, and blogs on BuildingGreen. Make sure to keep this selection of residential-related winners on your radar:
Zero Cottage — a net-zero energy project pursuing Living Building Challenge, LEED Platinum, Green Point Rated, and Passive House certifications — is finishing nicely. Part of the exterior has a handsome rainscreen of vertical cedar battens and salvaged maple flooring. The maple strips were charred with a roofing torch shou sugi ban-, or yakisugi-, style for longevity and aesthetics. The result is a clean and modern look.
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.