By Gerald L. Wykoff. Sooner or later, every renovation contractor will run into this menacing material. Be prepared in your contracts and company policies. Read more
By Steve Loken. If you build tight houses but aren't in love with air-to-air heat exchangers, there must be a simpler solution. This Montana builder has been experimenting. Read more
By Charlie Page. How do you seal and insulate around a chimney flue? The codes conflict and the experts disagree on how to handle this critical detail. Read more
By Harris Hyman. If you think that a new, engineered heating system is going to work flawlessly from the day it's installed, you're in for a surprise—and a callback. Read more
By Richard E. White. Before plastic plumbing makes any inroads into residential water-supply systems, the manufacturers wi ll have to come up with a better joint system. Read more
Vapor 'Barrier' Paints, Is Superinsulation Overrated? Gravity Loops, Energy Fortune-Telling Read more
Why Mr. Tully prefers—egad!—hydronic heating. Read more
The basics of overhead and profit. Read more
How right-to-know laws affect you. Read more
Photovoltaics update. Read more
Tips for snaking wires. Read more
A condensing-furnace failure. Read more
Curing leaks the hard way. Read more