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LED Filament Bulbs
These new LED bulbs need no heat sink, replicate the aesthetics of incandescent bulbs, and have a high lumen-to-watt ratio
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Rethinking the Grid
Producing electricity with decentralized sources offers advantages for consumers and the environment, but this approach will require some serious structural changes
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Unfolding Community Resilience
Sustainable building practices aren't enough; we must learn to build resilient communities that ‘get stronger because of stress’
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Grumpy Architect Time
I'm irritated by fiberglass batts, bad air sealing details, and unnecessary radiant floor heating systems
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Minisplit Heat Pumps and Blizzards
Outdoor units that are mounted near grade can get buried by snow
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Convincing Clients to Upgrade to Pretty Good (or Better)
What are the most compelling arguments for investing in a Pretty Good House — that is, one that exceeds minimum code requirements?
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Insulating an Old Brick Dormitory
At Dartmouth College in New Hampshire, an 86-year-old building is insulated with cellulose and mineral wool
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Radon and a Passive House
Just because your new passive house is very, very tight, doesn’t mean that you don’t need a radon mitigation system
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Heat-Pump Clothes Dryers
A heat-pump clothes dryer will set you back about $1,400, but it will save 29¢ per load in energy costs
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An Off-Grid Solar Community
Cold-climate PV and passive solar solutions for big houses