Description
The Model 3 Blower Door Fan moves air to pressurize or depressurize a building during a building envelope test.
Features:
- AC 110 volt, 3/4 horse power motor
- Flow sensor measures air flow through the fan
- Lightweight and rugged injection molded fan housing
- Top handle for transportation
- Flow rings A and B included, measure air flows down to 300 CFM (Optional rings C, D and E, sold separately, can measure to 11 CFM)
- The variable fan speed controller helps supply power to the fan and can be used with 110 volt/60 hertz or 220 volt/50 hertz AC power grids
- Color coded interior LED indicator for operation status or trouble shooting
- Fan speed control jack used to control fan speed during automated testing or using TEC's digital gauge cruise control function (Fan control cable sold separately)
- Belt clip on the controller case back to connect to a gauge mounting board