Energy & Efficiency

Zum home in the snow

Warm Homes for Cold Days

Here in New England, we’ve recently had several spells of brutally cold weather, and there’s more to come. The high temperature forecast for this Saturday is -1 degree F. That’s the high. The temperature is projected to drop to -20F that […]

Building Tight and Breathing Easy with Blower Doors

At Unity we have strong tradition of education and training, because our work requires that we stay current with the latest tools, materials and systems […]

The Right Prescription: Connecting Health and High Performance in Homes

Several months ago we received the following comment from Unity clients in Connecticut who had been living in their new home for about two years: […]

Triple-Glazed Windows: Why They’re a Good Investment

When it comes to energy efficiency, triple-glazed windows clearly make a difference. But are they worth the investment? Every homebuilding project and each homeowner has their priorities, […]

Energy Ratings and Alphabet Soup: HERS, LEED, ZERH and more

Many programs have been established to measure the energy efficiency and environmental impact of new buildings. The plethora of options can make it difficult even for those […]

New Xyla exceeds Passive House Air-Tightness Standard

We recently did a blower door test on a Xyla in northern New Hampshire to measure its air tightness—i.e., how “leaky” it was. The result was .38ACH@50 pa, which […]