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 ...

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.

With disposable towels, wipe away any loose dirt or dust from the MAF sensor, as well as all air ducts. Take your time ...

Description: The PAV5000 series MEMS anemometer sensor is fully calibrated and temperature-compensated for easy integration into portable anemometers and fixed in-duct air velocity monitors ... Posifa ...