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The first draft of the 2024 IECC is available for review. In this blog post, get an overview of the residential code requirements in the current draft.

Building new homes that are all electric makes TONS of sense. I’ve written about that before. Electrifying existing single-family homes, however, is not necessarily straightforward.

Modern air-source heat pumps (ASHPs) can provide reliable, efficient, clean, affordable, and sustainable heating and cooling.

There are lots of resources available on how to reduce home energy use. You can look at program requirements and guidelines like the Zero Energy Ready Program or Passive House. Through modeling I will demonstrate how the energy use numbers…

During the winter, a home’s space heating system probably needs to work harder to make up for the HPWH. In the summer, the HPWH provides a bit of extra cooling and dehumidification. We put together some guidelines a few years…

Everyone pretty much gets that continuous (or very frequent) ventilation is necessary in high-performance homes. And – at least in theory – most people get why balanced, heat recovery ventilation is better (than unbalanced and/or without heat recovery). But the…

You most likely don’t even think about it when using the bathroom. Flip the switch, hear the exhaust fan, and everything is working as it is intended…right? Far too often, the answer is NO, and it is no fault of…

Whether code built or energy efficient, if your new home has a poured concrete foundation and floor slab, please pay particular attention to the following.