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Airflow & Air Quality - 361 - Extreame Savings! Save up to 44%


Extreame Savings! Up to 44% off on Airflow & Air Quality at In The National Interest. Top brands include Air Ae Steward, IGERESS, Hti-Xintai, Dwyer, ANGGO, Kestrel, Inspeed, TPI, Elgato, Maxim Lighting, Unihedron, AAB, URPRO, ZIYUN, Fluke, & Testo. Hurry! Limited time offers. Offers valid only while supplies last.



6 in 1 Multifunctional Indoor Air Quality Monitor – Track What's in the Air that Surrounds You (with rechargeable battery)
6 in 1 Multifunctional Indoor Air Quality Monitor – Track What's in the Air that Surrounds You (with rechargeable battery)
By Air Ae Steward
In Stock
$229.99
$179.99
You Save: 22%

ean: 0648865492525,

What does it monitors: Particulate Matter (PM) - Particle pollution that contains microscopic solids or liquid droplets (such as dust, carbon monoxide, carbon dioxide, etc.) that are so small that they can be inhaled and cause serious health problems...


IGERESS Indoor Air Quality Monitor Detector Accurate Testing Formaldehyde (HCHO) TVOC PM2.5/PM1.0/PM10 Air Quality Pollution with Temp HUM Real Time Recording Data Logger Monitor for Car Outdoors
IGERESS Indoor Air Quality Monitor Detector Accurate Testing Formaldehyde (HCHO) TVOC PM2.5/PM1.0/PM10 Air Quality Pollution with Temp HUM Real Time Recording Data Logger Monitor for Car Outdoors
By IGERESS
In Stock
$169.99
$139.99
You Save: 18%

mpn: 2, ean: 0695937362637,

Know What's in the Air You Breathe - IGERESS multifunctional air quality detector, Formaldehyde Monitor TVOC(including benzene) Testing PM2.5/10/1.0/TEM/HUM with real time air quality data record and analysis, smart time display, and HCHO removal cal...


Hti-Xintai Digital Manometer, Dual Port Air Pressure Meter Pressure Gauge HVAC Gas Tester, Large LCD Display with Backlight(9V Battery Included)
Hti-Xintai Digital Manometer, Dual Port Air Pressure Meter Pressure Gauge HVAC Gas Tester, Large LCD Display with Backlight(9V Battery Included)
By Hti-Xintai
In Stock
$39.38
$37.19
You Save: 6%

mpn: CM-1890, ean: 0735935999081,

Introduction This HVAC Digital Manometer is a professional instrument to measure gauge. Offering 11 selectable units of measure, Differential Pressure Manometer can serve as a low range/ high-resolution Gauge or provide Differential Pressure up to 0 ...


Dwyer A-47X-BOOT, Protective Magnetic Rubber Boot for manometers
Dwyer A-47X-BOOT, Protective Magnetic Rubber Boot for manometers
By Dwyer
In Stock
$22.90

mpn: A-47X-BOOT,

Boot for Manometers: Dwyer Series: 476, 478, 471, 477, 485, 490Rubber boot for Dwyer manometers. Manometers not included. ...


Dwyer Air Meter Kit, M-460, .02-2.5 cm w.c., 1-20 m/sec with Probes and Carrying case
Dwyer Air Meter Kit, M-460, .02-2.5 cm w.c., 1-20 m/sec with Probes and Carrying case
By Dwyer
In Stock
$43.50

mpn: M460,

Simple and quick, the No. M460 Air Meter is popular for servicing air conditioning, heating, and ventilating equipment. Direct reading velocity and static pressure scales - both low and high ranges - show supply and return grille velocities, furnace ...


ANGGO Digital Wind Speed Anemometer with Thermometer for Personnal Camping Windsurfing Kite Flying Sailing Surfing
ANGGO Digital Wind Speed Anemometer with Thermometer for Personnal Camping Windsurfing Kite Flying Sailing Surfing
By ANGGO
In Stock
$15.99

mpn: GXL816, ean: 0768430222019,

Functions: Air velocity and temperature measurement; Max / current air velocity measurement; ℃/℉ Temperature unit selection; Five units for air velocity: m/s,Ft/min,Knot,Km/h,Mph Beaufort scale show on the screen. LCD with white backlight; Manua...


Kestrel 5000 Series Rotating Vane Mount and Tactical MOLLE Carry Case, Series, Berry Compliant
Kestrel 5000 Series Rotating Vane Mount and Tactical MOLLE Carry Case, Series, Berry Compliant
By Kestrel
In Stock
$79.00

mpn: KEST-0783, ean: 0730650002818,

The Kestrel Portable Vane Mount is the ultimate Kestrel accessory for everyone who needs accurate wind speed and directional data, including artillery specialists and weekend hobby shooters. It is an ingeniously simple accessory designed for extreme ...


Magnetic Mount Anemometer Wind Meter by Inspeed
Magnetic Mount Anemometer Wind Meter by Inspeed
By Inspeed
In Stock
$89.00

mpn: MM25, ean: 0000309509730,

Magnetic mount wind speed measuring device by Inspeed. Popular device for storm spotting and chasing. Many hundreds in use across the world. Includes digital display (Cateye Velo8 bicycle speedometer) and 25' of wire. Handles speeds over 125 mph. Att...


TPI 665 Dual Input Differential Manometer
TPI 665 Dual Input Differential Manometer
By TPI
In Stock
$338.15
$281.00
You Save: 17%

mpn: 665,

Dual Input Differential Manometer with ±100 psi range and 0.01 psi resolution. Data logging with optional A665 software and docking station. Seven units of pressure: inH2O, mbar, KPa, PSI, mH2O, mmHg, inHg, Auto power off, Record/Min/Max, Backlight ...


Eve Room - Wireless Indoor Sensor with Apple HomeKit Technology, Bluetooth Low Energy
Eve Room - Wireless Indoor Sensor with Apple HomeKit Technology, Bluetooth Low Energy
By Elgato
In Stock
$159.99

mpn: 10027811, ean: 0813180020429,

Live smarter by knowing more about the place you care about most. Eve room senses indoor air quality, temperature, and humidity. Learn how to feel better in your home, powered by a sophisticated sensor analyzing volatile organic compounds (VOC). taki...


Dwyer® Differential Pressure Digital Manometer Handheld, 475-000-FM, FM Approved, 0-1.0'' w.c.
Dwyer® Differential Pressure Digital Manometer Handheld, 475-000-FM, FM Approved, 0-1.0" w.c.
By Dwyer
In Stock
$261.11

mpn: 475-000-FM,

The Dwyer® Series 475 Mark III Handheld Digital Manometer is ideal for field calibration, monitoring or trouble shooting HVAC systems, clean rooms or a wide range of other low pressure pneumatic systems. This handy instrument measures positive, nega...


Radon Detector for Home Owner Plus
Radon Detector for Home Owner Plus
By Maxim Lighting
In Stock
$622.24
$350.00
You Save: 44%

mpn: RD200P, ean: 8809513820080,

The sensitivity performance of Radon eye+(Radon eye plus) is like standard instrument. It is 20 times higher when it is compared with other general customer’s radon detector, so the measurement data is fast and precise. Radon measurement data can b...


Unihedron Sky Quality Meter (SQM)
Unihedron Sky Quality Meter (SQM)
By Unihedron
In Stock
$130.00

mpn: SQM,

An affordable meter for measuring sky brightness for astronomers! The "Sky Quality Meter" measures the brightness of the night sky in magnitudes per square arcsecond. Designed by Dr. Doug Welch and Anthony Tekatch, the Unihedron Sky Quality Meter off...


AAB TS-100-6PK Tempsmart Temperature and Humidity Data Logger Kit with 6 m
AAB TS-100-6PK Tempsmart Temperature and Humidity Data Logger Kit with 6 m
By AAB
In Stock
$225.00

mpn: TS-100-6PK, ean: 0850470006107,

AAB TS-100-6PK Tempsmart Temperature and Humidity Data Logger Kit with 6 mThe TS-100-6PK makes deploying the TempSmart data loggers easier and even more cost affordable. The 6-Pack comes with 6 of the TS-100 meters in an ergonomic carrying case. Once...


URPRO Anemometer, Digital Mini Back Light LCD Wind Speed Gauge Air Flow Speed Meter & Temperature Thermometer HT-91
URPRO Anemometer, Digital Mini Back Light LCD Wind Speed Gauge Air Flow Speed Meter & Temperature Thermometer HT-91
By URPRO
In Stock
$17.90

ean: 0602860875677,

Features Memory Recall : Record and Recall MAX / MIN readings Multiple SI units: m/s, km/h, fpm, mph, or knots Switchable between °C or °F Data Hold function Back light display Built-in rotating vane sensor with auto-power off function ...


ZIYUN In Grove Dust Sensor,Detection Cigarette Smoke,House Dust Which Are Indoor Asthma Triggers,Detection Air Quality(An Environment Measuring The Dust Concentration)
ZIYUN In Grove Dust Sensor,Detection Cigarette Smoke,House Dust Which Are Indoor Asthma Triggers,Detection Air Quality(An Environment Measuring The Dust Concentration)
By ZIYUN
In Stock
$23.96

mpn: 1, ean: 0736104486296,

This Dust Sensor gives a good indication of the air quality in an environment by measuring the dust concentration. Sensor is to create Digital (Lo Pulse) output to Particulate Matters (PM). The Particulate Matter level (PM level) in the air is meas...


Dwyer Series 160 (167-12) Stainless Steel Pocket Size Pitot Tube, 1/8'' Diameter, 12'' Insertion Length
Dwyer Series 160 (167-12) Stainless Steel Pocket Size Pitot Tube, 1/8" Diameter, 12" Insertion Length
By Dwyer
In Stock
$82.50
$75.43
You Save: 9%

mpn: 167-12, ean: 0094700752901,

Ideal for use with our precision manometers and air velocity gauges, Dwyer® Pitot Tubes are constructed from corrosion resistant stainless steel for a lifetime of service. ASME design meets AMCA and ASHRAE specifications for maximum accuracy over a ...


Fluke VPS210-G 5 Piece Double Insulated Voltage for 190 Series ScopeMeter, 1.2m Cable Length, 10x Attenuation, Gray
Fluke VPS210-G 5 Piece Double Insulated Voltage for 190 Series ScopeMeter, 1.2m Cable Length, 10x Attenuation, Gray
By Fluke
In Stock
$199.99
$160.87
You Save: 20%

mpn: VPS210-G, ean: 0095969435789,

Probe set includes 600V CAT III / 1000V CAT II rated 10:1 voltage probe, hook clip for probe tip, ground lead with mini alligator, insulation sleeve, 30V CAT II rated ground spring for probe tip. Attenuation: 10x. Bandwidth: 200 MHz. Maximum input vo...


Fluke I2000 FLEX Flexible AC Current Clamp, 600V AC/DC Voltage, 2000A AC Current
Fluke I2000 FLEX Flexible AC Current Clamp, 600V AC/DC Voltage, 2000A AC Current
By Fluke
In Stock
$442.99
$379.98
You Save: 14%

mpn: I2000 FLEX, ean: 0095969345088,

The i2000 is an AC current probe utilizing the Rogowski principle. It can be used to measure currents up to 2000A when used in conjunction with multimeters, recorders or data loggers. The flexible and lightweight measuring head allows quick and easy ...


Testo 0563 0510 01 510 Differential Manometer Kit
Testo 0563 0510 01 510 Differential Manometer Kit
By Testo
In Stock
$159.00

mpn: 0563 0510 01,

The Testo 510 digital manometer is an all in one, low pressure measurement solution. The 510 can measure total external static pressure, differential pressure, duct velocities, manifold pressures, and air flow with pilot tube (optional). carry out pr...



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