Showing Posts From
Indoor air quality
How to Size a Dehumidifier for Your Home
How to size a dehumidifier by square footage and dampness level, what the 2019 DOE pint rating change means, and when to choose a whole-house unit over a portable.
HRV vs ERV: Which Recovery Ventilator Does Your Home Need?
Heat Recovery Ventilators vs Energy Recovery Ventilators — how they work, what each recovers, which climate conditions suit each, and how to size them.
ASHRAE 62.2 Ventilation Requirements: What Your Home Actually Needs
The ASHRAE 62.2 whole-building ventilation formula, why tight construction requires mechanical ventilation, and how to size an HRV, ERV, or exhaust fan to meet the standard.