CFM made easy!
1. Select shape of duct....
2. Set dimensions....
3. Hold meter in air flow....
Results! That easily.
No equations or calculators required!
Finally, a hand held unit that measures everything you need to know on a job site. The Kestrel® 4100 is the
new revolution in HVAC monitoring.
Winner of the ACHR News Dealer Design Awards for excellence in product design!
- Air flow in cfm, L/s, m³/s, m³/m, m³/h
- Air Velocity in ft/m, mph, m/s, km/h, kts, Beaufort
- Temperature in °F or °C
- Humidity in %
- Additional measurements of dewpoint, wind chill and heat stress index
- Data Logger (automatic and manual)
- Minimum, Maximum and Average values
- Multi-Function 3-line display
- Impeller can be replaced without tools
- Humidity sensor can be recalibrated in the field with our Relative Humidity Calibration Kit.
- Graphical Display for logged values
- Upload to a computer (with optional interface)
- Backlight for low light conditions
- Includes neck and wrist lanyards, protective pouch and 2 AAA batteries
- 2-year warranty
- Assembled in the USA
- US Patent Nos. 5,783,753 and 5,939,645 and 6,257,074