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Indoor Air Quality

Germicidal UV kits, air cleaners, dehumidifiers, humidifiers, and detectors to improve indoor air quality.

495 Products

  • System Sensor - D4120W - 4-Wire Photoelectric Water Tight Duct Smoke Detector
    System Sensor

    System Sensor - D4120W - 4-Wire Photoelectric Water Tight Duct Smoke Detector

    In stock
    (0)
    $398.28
  • Robertshaw - 10-681 - Flame Sensor
    Robertshaw

    Robertshaw - 10-681 - Flame Sensor

    In stock
    (0)
    $35.03
  • White-Rodgers - 760-401 - Standard Replacement Sense Electrode, 30" Lead Length
    White-Rodgers

    White-Rodgers - 760-401 - Standard Replacement Sense Electrode, 30" Lead Length

    In stock
    (0)
    $51.02
  • Carrier - LH680534 - Sensor, Flame
    Factory Authorized Parts

    Carrier - LH680534 - Sensor, Flame

    In stock
    (0)
    $41.99
  • Kidde - 9000136003 - I9010 10 Year Sealed - Kidde Sealed Lithium Battery Power Smoke Alarm
    Kidde

    Kidde - 9000136003 - I9010 10 Year Sealed - Kidde Sealed Lithium Battery Power Smoke Alarm

    In stock
    (0)
    $51.44
  • System Sensor - RTS151KEY - Remote Test Station with Key For Duct Smoke Detectors
    System Sensor

    System Sensor - RTS151KEY - Remote Test Station with Key For Duct Smoke Detectors

    In stock
    (0)
    $128.49
  • Kidde - Kidde Carbon Monoxide Alarm / Detector, (3) AA Batteries Included
    Kidde

    Kidde - Kidde Carbon Monoxide Alarm / Detector, (3) AA Batteries Included

    In stock
    (0)
    $54.47
  • System Sensor - DST5 - Metal Sampling Tube Duct Widths 4' to 8' (1.2 To 2.4 M)
    System Sensor

    System Sensor - DST5 - Metal Sampling Tube Duct Widths 4' to 8' (1.2 To 2.4 M)

    In stock
    (0)
    $30.96
  • Honeywell - C554A1463/U - Cadmium-Sulfide Flame Detector
    resideo

    Honeywell - C554A1463/U - Cadmium-Sulfide Flame Detector

    In stock
    (0)
    $65.02
  • DiversiTech - 14250 - Smokeys, 2-1/2 Minute Burn Time, 1,100 Cu. Ft.
    DiversiTech

    DiversiTech - 14250 - Smokeys, 2-1/2 Minute Burn Time, 1,100 Cu. Ft.

    In stock
    (0)
    $105.83
  • Solo - TG-2000 - Standard Test Gas with Spray Nozzle For SM-501 Series and Open Area Detectors
    Air Products and Controls

    Solo - TG-2000 - Standard Test Gas with Spray Nozzle For SM-501 Series and Open Area Detectors

    In stock
    (0)
    $123.20
  • System Sensor - APA151 - Remote Annunciator with Piezo Alarm
    System Sensor

    System Sensor - APA151 - Remote Annunciator with Piezo Alarm

    In stock
    (0)
    $76.48
  • Apollo America - SM-501-P - Photoelectric Duct Smoke Detector
    Air Products and Controls

    Apollo America - SM-501-P - Photoelectric Duct Smoke Detector

    In stock
    (0)
    $266.22
  • System Sensor - DST3 - 3' Metal Sampling Tube
    System Sensor

    System Sensor - DST3 - 3' Metal Sampling Tube

    In stock
    (0)
    $23.00
  • Apollo America - MS-RH/KA/P/A/T - Remote Alarm with Pilot, Trouble, Key and Horn
    Air Products and Controls

    Apollo America - MS-RH/KA/P/A/T - Remote Alarm with Pilot, Trouble, Key and Horn

    In stock
    (0)
    $119.31
  • DiversiTech - 14145 - Smokeys, 45 Second Burn Time, 150 Cu. Ft.
    DiversiTech

    DiversiTech - 14145 - Smokeys, 45 Second Burn Time, 150 Cu. Ft.

    In stock
    (0)
    $59.67
  • Honeywell - 45610 - C10 Cad Cell Eye
    Honeywell

    Honeywell - 45610 - C10 Cad Cell Eye

    In stock
    (0)
    $19.47
  • Nortek Global HVAC - 903600 - Flame Sensor with Wiring Harness
    Nortek Global HVAC

    Nortek Global HVAC - 903600 - Flame Sensor with Wiring Harness

    In stock
    (0)
    $34.14
  • Kidde - 21025759 - Carbon Monoxide Alarm AC Powered, Plug-In with Battery Backup KN-COB-DP2
    Kidde

    Kidde - 21025759 - Carbon Monoxide Alarm AC Powered, Plug-In with Battery Backup KN-COB-DP2

    In stock
    (0)
    $57.31
  • Apollo America - RT-3000-P - Photoelectric Weather Tight Duct Smoke Detector
    Air Products and Controls

    Apollo America - RT-3000-P - Photoelectric Weather Tight Duct Smoke Detector

    In stock
    (0)
    $370.45
  • Apollo America - HS-100-P - Photoelectric Plenum Duct Smoke Detector
    Air Products and Controls

    Apollo America - HS-100-P - Photoelectric Plenum Duct Smoke Detector

    In stock
    (0)
    $202.08
  • Air Products - MSR-50RKAV/w/C - Control with Strobe And Sounder, Clear Lens, White Double Gang Plate
    Air Products and Controls

    Air Products - MSR-50RKAV/w/C - Control with Strobe And Sounder, Clear Lens, White Double Gang Plate

    In stock
    (0)
    $180.04
  • System Sensor - RTS2-AOS - Accessory with Strobe For Duct Smoke Detectors
    System Sensor

    System Sensor - RTS2-AOS - Accessory with Strobe For Duct Smoke Detectors

    In stock
    (0)
    $290.84
  • System Sensor - D4120 - 4-Wire Photoelectric Duct Smoke Detector
    System Sensor

    System Sensor - D4120 - 4-Wire Photoelectric Duct Smoke Detector

    In stock
    (0)
    $261.97