Design and Planning - Page 56 of 439

Testing houses for energy performance requires a number of gadgets—many of which can be useful to other building tradespeople.

In Mark Q. Kerson's book of interviews, a collection of 28 builders share valuable building and life experiences.

Creating a durable and efficient conditioned attic space for mechanicals requires more than just air-sealing and adding insulation.

This predesigned solution for an accessory dwelling unit has a contemporary and spacious interior that belies its small size.

A freestanding, two-level gazebo addition complements the architecture and scale of this Cape Cod home.

This bungalow renovation fulfilled the requirements of its historic district while incorporating a decidedly modern perspective.

Building orientation, passive-solar design, and a radiant-barrier roof are key to energy efficiency in a hot-humid climate.

Learn how builder Ian Schwandt built and raised the double-stud walls on his custom high-performance home.

High-performance builder Ben Bogie explains how the components of this cutting-edge, energy-sipping mechanical system adequately heat and cool a home using as little energy as possible.

Watch builder Josh Salinger show how to reduce the environmental impact of a new home by omitting the concrete from the ground-level floors.