Through-wall ventilation

Good “fit” in small-space renovations By Christy Crocker THROUGH-WALL ENERGY recovery ventilation (ERV) units are relative newcomers to the residential ventilation and high-performance building arena, offering a practical ventilation solution when full-size units aren’t an option. The units are designed to blow in for 70 seconds and then reverse and exhaust out for 70 seconds.…

Breathe easy in your air-tight home

The case for whole-house ventilation By Tim King Across the United States, building codes are (slowly) changing to encourage the construction of tighter homes. That is, homes that incorporate new materials, designs and construction techniques that drastically limit the amount of naturally occurring airflow between indoor living areas and outdoors. The rationale? Reducing the amount…