Measuring air flow in an HVAC duct can be a tricky business. Paddle wheel and turbine flow meters introduce not only resistance but maintenance issue due to accumulated dust and debris.

Staying on top of your home's airflow is not only key to making sure your spaces stay at a comfortable temperature all year ...

Completely closing your vents might damage your HVAC system and raise energy costs, but you could save money with fewer risks ...

His experiments in air duct flow measurements ... Looking for an outdoor anemometer rather than an HVAC flow meter? We’ve got one made from an old electric motor, or a crazy-accurate ultrasonic ...

The ongoing wildfires have put the Los Angeles area under an air quality alert, with the National Weather Service advising ...