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You Can Install a Central Vac Online Membership Required

Running PVC and low-voltage wiring brings cleaner rooms and clearer air

by Mike Guertin

16 Ways to Improve the Air You Breathe Online Membership Required

Discovering the causes of poor indoor-air quality is the first step in creating a healthful home

by Jamie Lyons

Q & A: When to use black-iron pipe

by Bob Romano

Exploiting the Elements of Passive Design Online Membership Required

This home uses five systems to reduce its environmental impact, lower its operating cost, and improve its connection to the land by James Tuer

Q & A: Maple flooring over radiant heat?

by Charles Peterson

Fixing our homes can help fix our country

An open letter to President Barack Obama by Alex Wilson

The next wave of home energy?

Micro-cogenerators, or combined heat and power (CHP) systems, are both environmentally friendly and a money saver by Lynn Underwood

Video: Understanding Blower Door Tests Online Membership Required

The most-important door in your house might just be a blower door

Making the Green-Building Dean's List

LEED for Homes is a new, comprehensive national certification program for green, energy-efficient homes. Builders who’ve tried it like it, but will it change the way houses are built? by Sean Groom

ASHRE Ventilation Standard is too low

by Daniel S. Morrison

A Debate Steeped in Hot Water Online Membership Required

Do lower water-heating temperatures mean lower energy bills and safer delivery? by Dave Yates

Q & A: Will a rooftop fan cure a stuffy upstairs?

by Bruce Harley

Houses Need to Breathe … Right?

Tight houses are energy efficient, but good ventilation is essential to make them healthful and comfortable by Max H. Sherman

Retrofitting a Ceiling Fan Online Membership Required

With common-sense wiring and the right hardware, you can replace an existing light fixture with a breeze in almost any room in the house by Clifford A. Popejoy