Login       My Wishlist
  My Cart
$0.00 / 0 items
 
In The National Interest
Politics and Policy in the Interest of the Nation
International Access
Global Shipping Options Available
  Our Catalog   Test, Measure & Inspect   Airflow & Air Quality

Airflow & Air Quality - 361 - Page 4 - Extreame Savings! Save up to 50%


Extreame Savings! Up to 50% off on Airflow & Air Quality at In The National Interest, Page 4. Top brands include ECOWITT, Gain Express, Netatmo, EG, Rupse, Perfect-Prime, Amprobe, Fluke, Awair, Dwyer, Sensorcon, ESAB, Fieldpiece, RISEPRO, Guardian Technologies, TSI Alnor, Ohaus, WestWard Tools, & Testo. Hurry! Limited time offers. Offers valid only while supplies last.



ECOWITT WH0290 Air Quality Monitor Meter PM2.5 Detector Indoor Outdoor with Temperature and Humidity for Home Office Car
ECOWITT WH0290 Air Quality Monitor Meter PM2.5 Detector Indoor Outdoor with Temperature and Humidity for Home Office Car
By ECOWITT
In Stock
$99.99
$69.99
You Save: 30%

ean: 0711639641082,

4.6 out of 5 stars with 23 reviews
PM2.5 fine particulate matters( 2.5 micrometers in diameter or smaller) which come from power plants/ industrial processes/ vehicle tailpipes/ wood stoves and even wildfires, it impacts your health and can cause respiratory issues such as allergies/asthma/ COPD/ lung cancer etc. ECOWITT PM2.5 Air Quality Monitor helps you monitor the concentration of PM2.5 fine particulate matter, it also has 6 grades AQI indicator: Good, Moderate, Mild, Unhealthy, Severe and Hazardous, to help you know the air


Indoor Air Quality 9999ppm Digital Carbon Dioxide Temperature Humidity NDIR Sensor IAQ CO2 Monitor WB DP Tester
Indoor Air Quality 9999ppm Digital Carbon Dioxide Temperature Humidity NDIR Sensor IAQ CO2 Monitor WB DP Tester
By Gain Express
In Stock
$134.90

mpn: A017755, ean: 0600316560665,

4.9 out of 5 stars with 106 reviews
This meter notify CO2 level, Air Temperature, Dew Point (DP), Wet Bulb Temperature (WB) and Humidity (RH) and is an ideal instrument for Indoor Air Quality (IAQ) diagnosis. Features: Backlight, Hold data, Min/Max Dual power source, battery (inlcuded) or 9V adaptor (**note: adaptor is not included on set). Power from battery is automatically cut off when 9V adaptor is in use Easy manual calibration on CO2 and humidity PC connection for on-line loggin and data analysis (not included on


Netatmo Smart Indoor Air Quality Monitor, temperature, humidity, noise and CO2 sensors
Netatmo Smart Indoor Air Quality Monitor, temperature, humidity, noise and CO2 sensors
By Netatmo
In Stock
$99.99

mpn: NHC-US, ean: 0700730501753,

4.8 out of 5 stars with 198 reviews
DISCOVER HOW TO CREATE A HEALTHIER HOME : Netatmo Healthy Home Coach measures the vitals of your home and alerts you when something needs to be fixed. Air quality level, humidity, temperature, noise, you know precisely how healthy your rooms are. Thanks to its easy App you know at a glance if your home is healthy or not. You get notifications when something needs to be fixed and advice on what you can do to get a healthier home.Air quality level, humidity, temperature and noise measurement and


Air Quality Pollution Monitor, Detector, Meter, Sensor, Tester; Detect PM2.5 Dust, Test Indoor Formaldehyde, TVOC Volatile Organic Compound; eBook (Also reads Temp/Humidity)
Air Quality Pollution Monitor, Detector, Meter, Sensor, Tester; Detect PM2.5 Dust, Test Indoor Formaldehyde, TVOC Volatile Organic Compound; eBook (Also reads Temp/Humidity)
By EG
In Stock
$95.86

mpn: EGVOC-120, ean: 0761856503021,

4.0 out of 5 stars with 160 reviews
Manufactured by the company that hold this product's design rights, you can be confident this item is tried & tested; otherwise, any return cost is on us. As the only US based retailer of this item, we have a chemist on staff to answer any technical questions. We also include a 20+ pgs eBook on Gas & Air Quality Hazards emailed at time of item delivery and a Water Test Kit (100 test strips - $13 value) measuring Hardness, Lead, Nitrate, Cyanuric acid, free Chlorine/Bromine, and Fluoride


Rupse Hand-held HT-1890 Digital Differential Pressure Gauge Barometer Professional Digital Air Pressure Meter & hvac Manometer
Rupse Hand-held HT-1890 Digital Differential Pressure Gauge Barometer Professional Digital Air Pressure Meter & hvac Manometer
By Rupse
In Stock
$35.00

mpn: CE21DHT890, ean: 0191442000458,

4.4 out of 5 stars with 178 reviews
Note:This resolve to 0.01 of an inch of H2O Technical parameters: Accuracy: ±0.3%FS Measuring range: ±2000pa Linear/magnetic hysteresis: ±0.1%FS(full range) Pressure range: 2Psi Repeatability: ±0.25%FS Pressure connection: two 1/8 ''(3.18mm) quick fitting Working temperature: 0 ~ 40℃ Storage temperature:- 10~60℃ Outrange hint: ERR1 or ERR2 Power supply: 9V battery Package included: 1x Gauge 1x 9V Battery 2x Plastic tube (soft) 2x Plastic hose (hard) 1x Pressure connector 1x Cloth bag


Perfect-Prime AR1890 Professional Digital Air Pressure Meter & Manometer to Measure Gauge & Differential Pressure ±13.79kPa / ±2 psi / ±55.4 H2O
Perfect-Prime AR1890 Professional Digital Air Pressure Meter & Manometer to Measure Gauge & Differential Pressure ±13.79kPa / ±2 psi / ±55.4 H2O
By Perfect-Prime
In Stock
$45.88
$35.00
You Save: 24%

mpn: AR1890, ean: 0701160985755,

4.0 out of 5 stars with 186 reviews
Features -Gauge & differential pressure -Measuring ranges ±13.79 kPa / ±2 psi / ±55.4 H2O -11 selectable scales & units: inH2O, psi, bar, mbar, kPa, inHg, mmHg, ozin2, FtH2O, cmH2O, kgcm2 -High accuracy ±0.3% in full scale -Large LCD with backlight -Zero adjust & offset functions -MAX/MIN/AVG values with relative time stamps -Data Hold -Error codes for out of range indication -Low battery indication -Auto power off (can be disabled) -2 pairs of tubing included Specifications -Display: Large


Amprobe CO2-100 Handheld Carbon Dioxide Meter
Amprobe CO2-100 Handheld Carbon Dioxide Meter
By Amprobe
SKU: #AMPROBECO2-100
In Stock
$353.45
$240.16
You Save: 32%

sku: AMPROBECO2-100, mpn: 3475094, ean: 0095969499330,

4.6 out of 5 stars with 237 reviews
Amprobe products range from an extensive line of clamp meters and digital multimeters to industry-specific tools for residential/commercial electricians, HVAC/R technicians, utilities and industrial maintenance professionals. All Amprobe tools undergo rigorous testing to ensure full compliance with the latest IEC and CE safety regulations in Fluke Safety labs for quality and safety you can trust.Handheld digital meter measures ambient level of carbon dioxide (CO2) to monitor indoor air quality


Fluke 9040 3 Phase Rotation Indicator
Fluke 9040 3 Phase Rotation Indicator
By Fluke
SKU: #Fluke-9040
In Stock
$309.99
$199.99
You Save: 35%

sku: Fluke-9040, mpn: 9040, ean: 0767654781340,

4.9 out of 5 stars with 101 reviews
The Fluke 9040 is effective for measuring phase rotation in all areas where three phase supplies are used to feed motors, drives and electrical systems. The Fluke 9040 is a rotary field indicator and can provide clear indication of the 3 phase via an LCD display and the phase rotation direction to determine correct connections. It allows rapid determination of phase sequence and has a voltage (up to 700 V) and frequency range suitable for commercial and industrial applications. The included


Awair Glow: Know What's in the Air You Breathe - Air Quality Monitor
Awair Glow: Know What's in the Air You Breathe - Air Quality Monitor
By Awair
In Stock
$119.00
$99.00
You Save: 17%

mpn: B06ZXY8ZQZ, ean: 0869327000199,

4.9 out of 5 stars with 131 reviews
Do you know what's in the air you're breathing? Truth is, indoor air can be more polluted than outside, affecting allergies, asthma, eczema, sleep, and much more. Awair Glow tracks toxins and chemicals in your air and gives you personalized tips to help you stay safe and healthy. Glow plugs directly into the wall and can also turn on your “non-smart” devices the moment your air quality drops (or at certain times throughout the day). Glow covers up to 1,000 sq ft and works with iPhone iOS


Dwyer Series Mark II 25 Molded Plastic Manometer, Inclined-Vertical Scale, 0 to 3 inH2O Measuring Range, Red Gauge Fluid, 0.826 sp. gr.
Dwyer Series Mark II 25 Molded Plastic Manometer, Inclined-Vertical Scale, 0 to 3 inH2O Measuring Range, Red Gauge Fluid, 0.826 sp. gr.
By Dwyer
In Stock
$41.64
$28.80
You Save: 31%

mpn: 25, ean: 0094700679932,

4.8 out of 5 stars with 105 reviews
The Dwyer Mark II 25 inclined differential manometer with red gauge fluid has a 0 to 3 inH2O measuring range, built in zero level and molded plastic case for monitoring air velocity and air filter performance, and taking pressure measurements above and below atmospheric pressure. Red gauge fluid is freeze-proof and has lower evaporation rate for use in cold environments, and produces expanded scale viewing for improved reading resolution. The built-in zero level provides linear calibration. The


Tough, Waterproof, Made in USA: Carbon Monoxide Tester & Meter (CO Tester & Meter) - CO Inspector, Portable CO Detector Meter & Tester for Monitoring or Analyzing CO
Tough, Waterproof, Made in USA: Carbon Monoxide Tester & Meter (CO Tester & Meter) - CO Inspector, Portable CO Detector Meter & Tester for Monitoring or Analyzing CO
By Sensorcon
In Stock
$159.00

mpn: INS-CO-01, ean: 6624250224449,

4.0 out of 5 stars with 159 reviews
The Carbon Monoxide Inspector is the #1 Portable CO Detector on Amazon! Our portable CO Detector is great for travel, making it simple to monitor carbon monoxide levels in your hotel room. Here are the top 10 reasons Why.1. Great price! 2. Easy to use - Just press left button to turn on, and you are measuring in real time. 3. Reliable - Calibrated immediately before shipment, measure with confidence from 0-2000ppm with 1ppm resolution.... 4. 100% American Made 5. Top Quality - Waterproof!


Turbo Torch 0386-0849 NFM-TT Nitrogen Flow Meter
Turbo Torch 0386-0849 NFM-TT Nitrogen Flow Meter
By ESAB
In Stock
$68.82
$34.25
You Save: 50%

mpn: 0386-0849, ean: 0716352560702,

4.2 out of 5 stars with 123 reviews
The Turbo Torch 0386-0849 NFM-TT Nitrogen Flow Meter provides precision gas flow control for nitrogen-purging applications. Use with any nitrogen-purging regulator equipped with a 7/16'' - 20 male flare to outlet to control the flow of nitrogen gas through copper tubing while brazing. Purging copper lines with nitrogen during brazing prevents internal oxidization and scale build-up. Features Outflow of 0 to 75 SCFH (Standard Cubic Feet per Hour) and 0 to 35 LPM (Liters Per Minute) Brass body


Fieldpiece Dual-Port Manometer - SDMN5
Fieldpiece Dual-Port Manometer - SDMN5
By Fieldpiece
In Stock
$149.00
$123.96
You Save: 17%

mpn: SDMN5, ean: 0033584958382,

4.8 out of 5 stars with 291 reviews
The SDMN5 is a portable, rugged dual-port manometer designed especially for HVAC/R field service technicians. Measures gas pressure, static pressure and pressure differential. The SDMN5 includes a zero adjust button of the face of the meter, a rugged rubber boot, a magnet on the back for hanging the meter during service, and the Auto Power-Off (APO) function conserves battery life. The SDMN5 measures pressure between -60inWC and 60inWC (Inches of water column) and -150.0 to 150.0 mBar. The


Manometer, RISEPRO Digital Air Pressure Meter and Differential Pressure Gauge HVAC Gas Pressure Tester
Manometer, RISEPRO Digital Air Pressure Meter and Differential Pressure Gauge HVAC Gas Pressure Tester
By RISEPRO
In Stock
$35.00

mpn: HT-1890, ean: 5057647368074,

4.3 out of 5 stars with 183 reviews
RISEPRO® Manometer is a professional instrument to measure gauge & differential pressure in the ranges of ±13.79 kPa / ±2 psi / ±55.4 H2O with accuracy of +/- 0.3% in full scale. It can resist up to 10psi but may not show readings when exceeded the measure range of 2psi. This manometer is ideal for use in HVAC industry, pneumatic controls, medical equipment, gas appliance repair and installation, laboratory testing, computer peripherals. Features Gauge & differential pressure Measuring


GermGuardian AC4825 22” 3-in-1 Full Room Air Purifier, HEPA Filter, UVC Sanitizer, Home Air Cleaner Traps Allergens for Smoke, Odors, Mold, Dust, Germs, Smokers, Pet Dander, Energy Star Germ Guardian
GermGuardian AC4825 22” 3-in-1 Full Room Air Purifier, HEPA Filter, UVC Sanitizer, Home Air Cleaner Traps Allergens for Smoke, Odors, Mold, Dust, Germs, Smokers, Pet Dander, Energy Star Germ Guardian
By Guardian Technologies
In Stock
$149.99
$83.39
You Save: 44%

mpn: AC4825E, ean: 0895916000851,

4.6 out of 5 stars with 28 reviews
Improve your indoor air quality with the GermGuardian 3-in-1 Air Purifier. Perfect for allergy sufferers, the HEPA filter captures 99.97% of dust and allergens as small as .3 microns in size! More than just a filter, the UV-C light kills germs, while the charcoal filter captures odors. Standing 22 inches tall, it is lightweight and ideal to use in rooms up to 167 sq. feet. Includes a UV-C control and a filter change indicator. Choose from 3 speeds, including a low speed that runs ultra-quiet.


Alnor RVA801 Hand-held vane anemometer
Alnor RVA801 Hand-held vane anemometer
By TSI Alnor
SKU: #04101342
In Stock
$508.50

sku: 04101342, mpn: 1037486,

4.5 out of 5 stars with 159 reviews
1037486 Rva801 is a lightweight, robust and simple to use rotating vane Anemometer that provides accurate and reliable readings every time. Ideal for HVAC commissioning at Grilles, ducts and diffusers. The Rva801 displays readings in metric or Imperial units. What's included: hard carrying case, batteries, nist-traceable calibration report supplied by manufacturer, and user manual. Calculates volumetric flow rate compatible with air cone flow hoods no density correction factors required


Ohaus OSDEFL1412--30L Stainless Steel Defender 7000 Precision Bench Scale, Low Profile, 30 lb.
Ohaus OSDEFL1412--30L Stainless Steel Defender 7000 Precision Bench Scale, Low Profile, 30 lb.
By Ohaus
In Stock
$913.60

mpn: OSDEFL1412--30L,

4.4 out of 5 stars with 252 reviews
An advanced line of Precision Bench Scales with a durable ABS plastic T71P indicator, dual line alphanumeric display, totalization mode, 255 memory library, statistics print output, painted pressed steel base and dual scale operation with included remote base input for dual scale counting.Full alphanumeric keypad, dual-line display supporting English, Spanish or French text, check weighing LEDs. Advanced parts counting with dual-scale, dynamic weighing, percent weighing, display hold, check


Westward 3TFP2 Anemometer, Vane and Hotwire
Westward 3TFP2 Anemometer, Vane and Hotwire
By WestWard Tools
SKU: #3TFP2
In Stock
$519.17

sku: 3TFP2, mpn: 5515219,

4.3 out of 5 stars with 212 reviews
Anemometer, Vane and Hotwire, Velocity Vane 80 to 4921, Hot Wire 40 to 3900 FPM, Velocity Vane 0.4 to 25, Hot Wire 0.2 to 20 MPS, Velocity Vane 0.9 to 55.9, Hot Wire 0.5 to 44.7 MPH, Temp Range -5 to 175 F (-20 to 80 C), Accuracy Vane +/-2%, Hot Wire +/-5%, Display Dual 4 Digit LCD, Interface RS-232, Battery Type (6) AA Alkaline Batteries, Includes Protective Boot, Vane Probe, Hot Wire Probe, Nylon Carrying Case and Instructions.


Fluke I3000S FLEX-36 AC Current Clamp, 600V Voltage, 3000A AC rms Current, 915mm Head
Fluke I3000S FLEX-36 AC Current Clamp, 600V Voltage, 3000A AC rms Current, 915mm Head
By Fluke
SKU: #I3000SFLEX36
In Stock
$639.99
$575.99
You Save: 10%

sku: I3000SFLEX36, mpn: I3000S FLEX-36, ean: 0095969345071,

4.1 out of 5 stars with 38 reviews
The i3000s Flex is an ac current clamp utilizing the Rogowski principle. It can be used to measure currents up to 3000 A when used in conjunction with oscilloscopes, recorders or data loggers. The flexible and lightweight measuring head allows quick and easy installation in hard to reach areas. Three ranges: 30A, 300A and 3000A, 1, 10 or 100 mV/A output. Ideal for current measurement on thick and hard to reach conductors without breaking the circuit. Maximum conductor diameter 178mm. CAT III


Testo 416 Digital Mini Vane Anemometer, 0.63'' Head Diameter, 0.6 to 40 m/s Range, 0 to 60° C Temperature
Testo 416 Digital Mini Vane Anemometer, 0.63" Head Diameter, 0.6 to 40 m/s Range, 0 to 60° C Temperature
By Testo
In Stock
$503.66
$501.23

mpn: 0560 4160,

4.7 out of 5 stars with 81 reviews
The Testo 416 anemometer with telescoping mini-vane probe reaches into ducts to measure air velocity in m/s and fpm and air temperature in degrees C and F; calculates air flow volume in m3/h and cfm; and has hold, maximum, minimum, and mean functions for analyzing air flow. Hold function freezes a reading on the display to aid documentation, and the maximum and minimum functions display highest and lowest readings since the meter was powered on or reset. The mean function can perform a timed



Viewing Page 4 of 5

View more products in Test, Measure & Inspect.
Feel free to Browse Our Catalog.



Privacy Policy / Terms of Service / Accessibility Statement
© 2019 - inthenationalinterest.com. All Rights Reserved.