Indoor Air Quality Meters

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Indoor air quality meters can gauge temperature, humidity (percent RH, wet-bulb, dew point), air velocity, carbon dioxide, carbon monoxide, and airborne particles; all factors that help measure occupant thermal comfort and assure a healthy indoor environment. Our instruments are designed for easy operation with a full range of advanced capabilities, such as data logging and statistical analysis.

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Fixed Indoor Air Quality Meters

Portable Indoor Air Quality Meters

Fixed Indoor Air Quality Meters

Portable Indoor Air Quality Meters

Showing 1 to 20 of 95 products

Wohler 3700 Smoke Test Paper
Model: 3700

Sale Price	$44.33 USD
Regular Price	$49.25 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$44.33 USD
Regular Price	$49.25 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Wöhler IR Hygrotemp 24 Thermo-Hygrometer with carrying case
Model: IR Hygrotemp 24 | Order No: 6603

Sale Price	$271.80 USD
Regular Price	$302.00 USD
Availability	2 to 3 Weeks2 to 3 Weeks

Qty:

Sale Price	$271.80 USD
Regular Price	$302.00 USD
Availability	2 to 3 Weeks2 to 3 Weeks
Quantity	Quantity

Veris CWV2 Wall Mount Air Quality Sensor
Model: CWV2

Sale Price	$123.51 USD
Regular Price	$501.44 USD
Availability	3 to 4 Weeks

Qty:

Sale Price	$123.51 USD
Regular Price	$501.44 USD
Availability	3 to 4 Weeks
Quantity	Quantity

Veris CW2LAXA Air Quality Sensor
Model: CW2LAXA

Sale Price	$235.39 USD
Regular Price	$910.91 USD
Availability	1 to 2 Weeks

Qty:

Sale Price	$235.39 USD
Regular Price	$910.91 USD
Availability	1 to 2 Weeks
Quantity	Quantity

UEi AQM4 Air Quality Meter
Model: AQM4

Sale Price	$774.55 USD
Regular Price	$911.24 USD
Availability	1 Week1 to 2 Weeks

Qty:

Sale Price	$774.55 USD
Regular Price	$911.24 USD
Availability	1 Week1 to 2 Weeks
Quantity	Quantity

TSI/Alnor 7525 IAQ-Calc Indoor Air Quality Meter
Model: 7525

Sale Price	$2156.00 USD
Regular Price	$2395.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks

Qty:

Sale Price	$2156.00 USD
Regular Price	$2395.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks
Quantity	Quantity

TSI/Alnor 7515 IAQ-Calc CO₂ IAQ Meter
Model: 7515

Sale Price	$689.00 USD
Regular Price	$765.00 USD
Availability	2 to 3 Weeks2 to 3 Weeks

Qty:

Sale Price	$689.00 USD
Regular Price	$765.00 USD
Availability	2 to 3 Weeks2 to 3 Weeks
Quantity	Quantity

TSI VelociCalc 9630 Multi-Function Ventilation Meter with IAQ probe, CO/CO₂/RH/°F, -15 to 15 inH₂O
Model: 9630-982

Sale Price	$2876.00 USD
Regular Price	$3195.00 USD
Availability	2 to 3 Weeks2 to 3 Weeks

Qty:

Sale Price	$2876.00 USD
Regular Price	$3195.00 USD
Availability	2 to 3 Weeks2 to 3 Weeks
Quantity	Quantity

TSI VelociCalc 9600 Multi-Function Ventilation Meter with IAQ probe, CO₂/RH/°F
Model: 9600-980

Sale Price	$2385.00 USD
Regular Price	$2650.00 USD
Availability	2 to 3 Weeks2 to 3 Weeks

Qty:

Sale Price	$2385.00 USD
Regular Price	$2650.00 USD
Availability	2 to 3 Weeks2 to 3 Weeks
Quantity	Quantity

TSI VelociCalc 9600 Multi-Function Ventilation Meter with IAQ probe, CO/CO₂/RH/°F
Model: 9600-982

Sale Price	$2687.00 USD
Regular Price	$2985.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks

Qty:

Sale Price	$2687.00 USD
Regular Price	$2985.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks
Quantity	Quantity

TSI Alnor 7545 IAQ-Calc Indoor Air Quality Meter, CO, CO₂
Model: 7545

Sale Price	$2489.00 USD
Regular Price	$2765.00 USD
Availability	1 Week1 to 2 Weeks

Qty:

Sale Price	$2489.00 USD
Regular Price	$2765.00 USD
Availability	1 Week1 to 2 Weeks
Quantity	Quantity

TSI 7575 Q-Trak Air Quality and Environmental Conditions Tester
Model: 7575

TPI 1010a Indoor Air Quality Meter, CO/CO₂/Temperature/Relative Humidity/Dew Point/Wet Bulb
Model: 1010a

Sale Price	$895.50 USD
Regular Price	$995.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$895.50 USD
Regular Price	$995.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Testo 535 Digital CO₂ Measuring Instrument, 0 to 10,000 ppm
Model: 535 | Order No: 0563 0535 01

Your Price	$595.00 USD
Availability	1 Week

Qty:

Your Price	$595.00 USD
Availability	1 Week
Quantity	Quantity

Testo 440 dP Air Velocity and IAQ Measuring Instrument with differential pressure sensor and digital vane probes, ø 3.9 and 0.63"
Model: 440 | Order No: 0563 4410

Sale Price	$2340.90 USD
Regular Price	$2754.00 USD
Availability	3 to 4 Weeks3 to 4 Weeks

Qty:

Sale Price	$2340.90 USD
Regular Price	$2754.00 USD
Availability	3 to 4 Weeks3 to 4 Weeks
Quantity	Quantity

Testo 440 dP Air Velocity and IAQ Measuring Instrument with differential pressure sensor and digital vane probe, ø 3.9"
Model: 440 | Order No: 0563 4409

Sale Price	$2193.00 USD
Regular Price	$2580.00 USD
Availability	3 to 4 Weeks4 to 5 Weeks

Qty:

Sale Price	$2193.00 USD
Regular Price	$2580.00 USD
Availability	3 to 4 Weeks4 to 5 Weeks
Quantity	Quantity

Testo 440 dP Air Velocity and IAQ Measuring Instrument with differential pressure sensor
Model: 440 | Order No: 0560 4402

Sale Price	$603.50 USD
Regular Price	$710.00 USD
Availability	1 Week1 to 2 Weeks

Qty:

Sale Price	$603.50 USD
Regular Price	$710.00 USD
Availability	1 Week1 to 2 Weeks
Quantity	Quantity

Testo 440 Air Velocity and IAQ Measuring Instrument with digital vane probes, ø 3.9 and 0.63"
Model: 440 | Order No: 0563 4407

Sale Price	$1453.50 USD
Regular Price	$1710.00 USD
Availability	5 Days2 in Stock

Qty:

Sale Price	$1453.50 USD
Regular Price	$1710.00 USD
Availability	5 Days2 in Stock
Quantity	Quantity

Testo 440 Air Velocity and IAQ Measuring Instrument with digital humidity/temperature probe, ø 0.47"
Model: 440 | Order No: 0563 4404

Sale Price	$548.25 USD
Regular Price	$645.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks

Qty:

Sale Price	$548.25 USD
Regular Price	$645.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks
Quantity	Quantity

Testo 440 Air Velocity and IAQ Measuring Instrument with digital hot wire probe, ø 0.35"
Model: 440 | Order No: 0563 4400

Sale Price	$657.05 USD
Regular Price	$773.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks

Qty:

Sale Price	$657.05 USD
Regular Price	$773.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks
Quantity	Quantity

Showing 1 to 20 of 95 products

Indoor Air Quality Meters

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Wohler 3700 Smoke Test Paper Model: 3700

Qty:

Wöhler IR Hygrotemp 24 Thermo-Hygrometer with carrying case Model: IR Hygrotemp 24 | Order No: 6603

Qty:

Veris CWV2 Wall Mount Air Quality Sensor Model: CWV2

Qty:

Veris CW2LAXA Air Quality Sensor Model: CW2LAXA

Qty:

UEi AQM4 Air Quality Meter Model: AQM4

Qty:

TSI/Alnor 7525 IAQ-Calc Indoor Air Quality Meter Model: 7525

Qty:

TSI/Alnor 7515 IAQ-Calc CO2 IAQ Meter Model: 7515

Qty:

TSI VelociCalc 9630 Multi-Function Ventilation Meter with IAQ probe, CO/CO2/RH/°F, -15 to 15 inH2O Model: 9630-982

Qty:

TSI VelociCalc 9600 Multi-Function Ventilation Meter with IAQ probe, CO2/RH/°F Model: 9600-980

Qty:

TSI VelociCalc 9600 Multi-Function Ventilation Meter with IAQ probe, CO/CO2/RH/°F Model: 9600-982

Qty:

TSI Alnor 7545 IAQ-Calc Indoor Air Quality Meter, CO, CO2 Model: 7545

Qty:

TSI 7575 Q-Trak Air Quality and Environmental Conditions Tester Model: 7575

TPI 1010a Indoor Air Quality Meter, CO/CO₂/Temperature/Relative Humidity/Dew Point/Wet Bulb Model: 1010a

Qty:

Testo 535 Digital CO2 Measuring Instrument, 0 to 10,000 ppm Model: 535 | Order No: 0563 0535 01

Qty:

Testo 440 dP Air Velocity and IAQ Measuring Instrument with differential pressure sensor and digital vane probes, ø 3.9 and 0.63" Model: 440 | Order No: 0563 4410

Qty:

Testo 440 dP Air Velocity and IAQ Measuring Instrument with differential pressure sensor and digital vane probe, ø 3.9" Model: 440 | Order No: 0563 4409

Qty:

Testo 440 dP Air Velocity and IAQ Measuring Instrument with differential pressure sensor Model: 440 | Order No: 0560 4402

Qty:

Testo 440 Air Velocity and IAQ Measuring Instrument with digital vane probes, ø 3.9 and 0.63" Model: 440 | Order No: 0563 4407

Qty:

Testo 440 Air Velocity and IAQ Measuring Instrument with digital humidity/temperature probe, ø 0.47" Model: 440 | Order No: 0563 4404

Qty:

Testo 440 Air Velocity and IAQ Measuring Instrument with digital hot wire probe, ø 0.35" Model: 440 | Order No: 0563 4400

Qty:

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Wohler 3700 Smoke Test Paper
Model: 3700

Wöhler IR Hygrotemp 24 Thermo-Hygrometer with carrying case
Model: IR Hygrotemp 24 | Order No: 6603

Veris CWV2 Wall Mount Air Quality Sensor
Model: CWV2

Veris CW2LAXA Air Quality Sensor
Model: CW2LAXA

UEi AQM4 Air Quality Meter
Model: AQM4

TSI/Alnor 7525 IAQ-Calc Indoor Air Quality Meter
Model: 7525

TSI/Alnor 7515 IAQ-Calc CO₂ IAQ Meter
Model: 7515

TSI VelociCalc 9630 Multi-Function Ventilation Meter with IAQ probe, CO/CO₂/RH/°F, -15 to 15 inH₂O
Model: 9630-982

TSI VelociCalc 9600 Multi-Function Ventilation Meter with IAQ probe, CO₂/RH/°F
Model: 9600-980

TSI VelociCalc 9600 Multi-Function Ventilation Meter with IAQ probe, CO/CO₂/RH/°F
Model: 9600-982

TSI Alnor 7545 IAQ-Calc Indoor Air Quality Meter, CO, CO₂
Model: 7545

TSI 7575 Q-Trak Air Quality and Environmental Conditions Tester
Model: 7575

TPI 1010a Indoor Air Quality Meter, CO/CO₂/Temperature/Relative Humidity/Dew Point/Wet Bulb
Model: 1010a

Testo 535 Digital CO₂ Measuring Instrument, 0 to 10,000 ppm
Model: 535 | Order No: 0563 0535 01

Testo 440 dP Air Velocity and IAQ Measuring Instrument with differential pressure sensor and digital vane probes, ø 3.9 and 0.63"
Model: 440 | Order No: 0563 4410

Testo 440 dP Air Velocity and IAQ Measuring Instrument with differential pressure sensor and digital vane probe, ø 3.9"
Model: 440 | Order No: 0563 4409

Testo 440 dP Air Velocity and IAQ Measuring Instrument with differential pressure sensor
Model: 440 | Order No: 0560 4402

Testo 440 Air Velocity and IAQ Measuring Instrument with digital vane probes, ø 3.9 and 0.63"
Model: 440 | Order No: 0563 4407

Testo 440 Air Velocity and IAQ Measuring Instrument with digital humidity/temperature probe, ø 0.47"
Model: 440 | Order No: 0563 4404

Testo 440 Air Velocity and IAQ Measuring Instrument with digital hot wire probe, ø 0.35"
Model: 440 | Order No: 0563 4400