Indoor Air Quality Meters

Search within this category

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.

Search within this category

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 99 products

Veris CWV2 Economy Wall Mount CO₂ Sensor
Model: CWV2

Sale Price	$169.16 USD
Regular Price	$189.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$169.16 USD
Regular Price	$189.00 USD
Availability	2 to 3 Weeks
Quantity

UEi AQM4 Air Quality Meter
Model: AQM4

Sale Price	$704.14 USD
Regular Price	$828.40 USD
Availability	1 Week1 to 2 Weeks

Qty:

Sale Price	$704.14 USD
Regular Price	$828.40 USD
Availability	1 Week1 to 2 Weeks
Quantity

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

Sale Price	$2174.00 USD
Regular Price	$2415.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks

Qty:

Sale Price	$2174.00 USD
Regular Price	$2415.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks
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

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

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

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	2 to 3 Weeks2 to 3 Weeks

Qty:

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

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

Sale Price	$2489.00 USD
Regular Price	$2765.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks

Qty:

Sale Price	$2489.00 USD
Regular Price	$2765.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks
Quantity

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

Sale Price	$850.73 USD
Regular Price	$995.00 USD
Availability	1 Week

Qty:

Sale Price	$850.73 USD
Regular Price	$995.00 USD
Availability	1 Week
Quantity

TPI 1008a Indoor Air Quality Meter, 0 to 5,000ppm CO₂, -5 to 140°F
Model: 1008a

Sale Price	$594.23 USD
Regular Price	$695.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$594.23 USD
Regular Price	$695.00 USD
Availability	2 to 3 Weeks
Quantity

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

Sale Price	$493.00 USD
Regular Price	$580.00 USD
Availability	1 to 2 Weeks

Qty:

Sale Price	$493.00 USD
Regular Price	$580.00 USD
Availability	1 to 2 Weeks
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	$2681.75 USD
Regular Price	$3155.00 USD
Availability	3 to 4 Weeks3 to 4 Weeks

Qty:

Sale Price	$2681.75 USD
Regular Price	$3155.00 USD
Availability	3 to 4 Weeks3 to 4 Weeks
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	$1827.50 USD
Regular Price	$2150.00 USD
Availability	3 to 4 Weeks4 to 5 Weeks

Qty:

Sale Price	$1827.50 USD
Regular Price	$2150.00 USD
Availability	3 to 4 Weeks4 to 5 Weeks
Quantity

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

Sale Price	$623.90 USD
Regular Price	$734.00 USD
Availability	1 to 2 Weeks1 to 2 Weeks

Qty:

Sale Price	$623.90 USD
Regular Price	$734.00 USD
Availability	1 to 2 Weeks1 to 2 Weeks
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	$1211.25 USD
Regular Price	$1425.00 USD
Availability	1 Week1 to 2 Weeks

Qty:

Sale Price	$1211.25 USD
Regular Price	$1425.00 USD
Availability	1 Week1 to 2 Weeks
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	$531.25 USD
Regular Price	$625.00 USD
Availability	1 Week1 to 2 Weeks

Qty:

Sale Price	$531.25 USD
Regular Price	$625.00 USD
Availability	1 Week1 to 2 Weeks
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	$637.50 USD
Regular Price	$750.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks

Qty:

Sale Price	$637.50 USD
Regular Price	$750.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks
Quantity

Testo 440 Air Velocity and IAQ Measuring Instrument with digital hot wire probe and digital vane probe, ø 3.9"
Model: 440 | Order No: 0563 4406

Sale Price	$1560.60 USD
Regular Price	$1836.00 USD
Availability	3 Days1 to 2 Weeks

Qty:

Sale Price	$1560.60 USD
Regular Price	$1836.00 USD
Availability	3 Days1 to 2 Weeks
Quantity

Testo 440 Air Velocity and IAQ Measuring Instrument with digital CO₂ probe and digital turbulence probe, 3.9"
Model: 440 | Order No: 0563 4408

Sale Price	$2775.25 USD
Regular Price	$3265.00 USD
Availability	2 to 3 Weeks2 to 3 Weeks

Qty:

Sale Price	$2775.25 USD
Regular Price	$3265.00 USD
Availability	2 to 3 Weeks2 to 3 Weeks
Quantity

Testo 440 Air Velocity and IAQ Measuring Instrument with digital CO₂ probe
Model: 440 | Order No: 0563 4405

Sale Price	$1294.55 USD
Regular Price	$1523.00 USD
Availability	3 to 4 Weeks3 to 4 Weeks

Qty:

Sale Price	$1294.55 USD
Regular Price	$1523.00 USD
Availability	3 to 4 Weeks3 to 4 Weeks
Quantity

Showing 1 to 20 of 99 products

4.8/5 Stars

4.8/5 Stars

Indoor Air Quality Meters

Filter by

Veris CWV2 Economy Wall Mount CO2 Sensor Model: CWV2

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, temperature, and humidity Model: 7545

Qty:

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

Qty:

TPI 1008a Indoor Air Quality Meter, 0 to 5,000ppm CO₂, -5 to 140°F Model: 1008a

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:

Testo 440 Air Velocity and IAQ Measuring Instrument with digital hot wire probe and digital vane probe, ø 3.9" Model: 440 | Order No: 0563 4406

Qty:

Testo 440 Air Velocity and IAQ Measuring Instrument with digital CO2 probe and digital turbulence probe, 3.9" Model: 440 | Order No: 0563 4408

Qty:

Testo 440 Air Velocity and IAQ Measuring Instrument with digital CO2 probe Model: 440 | Order No: 0563 4405

Qty:

Veris CWV2 Economy Wall Mount CO₂ Sensor
Model: CWV2

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, temperature, and humidity
Model: 7545

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

TPI 1008a Indoor Air Quality Meter, 0 to 5,000ppm CO₂, -5 to 140°F
Model: 1008a

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

Testo 440 Air Velocity and IAQ Measuring Instrument with digital hot wire probe and digital vane probe, ø 3.9"
Model: 440 | Order No: 0563 4406

Testo 440 Air Velocity and IAQ Measuring Instrument with digital CO₂ probe and digital turbulence probe, 3.9"
Model: 440 | Order No: 0563 4408

Testo 440 Air Velocity and IAQ Measuring Instrument with digital CO₂ probe
Model: 440 | Order No: 0563 4405