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Gas Leak Detectors

  • Testo 316-4 Refrigerant Leak Detector
     Usually ships In 3 to 5 working days

    Testo 316-4 Refrigerant Leak Detector (Choice of Version)

    From £387.11 (ex VAT)
    £464.53 (inc VAT)
    • High sensitivity detects leaks less than 3g/a
    • Visual and audible leak detection alerts
    • Flexible probe and trend display for precise leak localisation
    • Two versions for different refrigerants including ammonia
    This product has multiple variants. The options may be chosen on the product page
  • Testo 317-3 CO Monitor
     Usually ships In 3 to 5 working days

    Testo 317-3 CO Monitor

    £127.20 (ex VAT)
    £152.64 (inc VAT)
    • Carbon monoxide detection range of 0 to 1999ppm
    • Fast 40-second response time for immediate readings
    • Long-lasting 150-hour battery life with low-battery indicator
    • Two-year instrument warranty and three-year sensor warranty
  • FREE GIFTTesto 327-1 Flue Gas Analyser Advanced Kit
    In Stock - Express Delivery Available

    Testo 327-1 Flue Gas Analyser Advanced Kit

    £559.20 (ex VAT)
    £671.04 (inc VAT)
    • Domestic boiler commissioning and servicing
    • Displays 4 measurements at once
    • Tightness and let by testing
    • Flow and return temperature
  • Testo 535
    In Stock - Express Delivery Available

    Testo 535 Compact Digital CO2 Measuring Instrument

    £364.65 (ex VAT)
    £437.58 (inc VAT)
    • Simple, fast and precise measurement of CO₂ concentration
    • Audible alarm sounds if a limit value is exceeded
    • Fast in-app configuration, graph history, second screen and measurement data memory in the Testo Smart App
    • High reproducibility of measurement results due to long-term stable infrared sensor technology
  • TPI 719 Combustible Gas Leak Sniffer
    In Stock - Express Delivery Available

    TPI 719 Combustible Gas Leak Sniffer

    £80.00 (ex VAT)
    £96.00 (inc VAT)
    • Detects natural gas, propane, butane etc.
    • Goose Neck: 16” long with visual alarm indicator in sensor housing.
    • Audible and Visual alarm indication.
    • Earphone jack for use in noisy environments.
  • TPI 721 Combustible Gas Leak Detector
    In Stock - Express Delivery Available

    TPI 721 Combustible Gas Leak Detector

    £158.00 (ex VAT)
    £189.60 (inc VAT)
    • Detects natural gas, propane, butane etc with 16” Goose neck.
    • Dual display with analogue bargraph and backlight.
    • Audible and Visual alarm indication.
    • Earphone jack for use in noisy environments.
  • TPI 725A Pocket Combustible Gas Leak Detector
    In Stock - Express Delivery Available

    TPI 725A Pocket Combustible Gas Leak Detector

    £45.00 (ex VAT)
    £54.00 (inc VAT)
    • 40 ppm sensitivity for fast leak tracing
    • LED display shows gas levels up to 5000 ppm
    • Audible alarm and visual LEDs for alerts
    • Compact pocket unit uses two AAA batteries
  • TPI 725L Pocket Gas Sniffer w/Flexi-neck
    In Stock - Express Delivery Available

    TPI 725L Pocket Gas Sniffer w/Flexi-neck

    £45.00 (ex VAT)
    £54.00 (inc VAT)
    • 40 ppm methane gas sensitivity
    • Detects multiple combustible gases
    • Instant response with LED alerts
    • Flexible neck for tight access
  • TPI 750A Refrigerant Leak Detector
     Usually ships In 3 to 5 working days

    TPI 750A Refrigerant Leak Detector

    £104.00 (ex VAT)
    £124.80 (inc VAT)
    • 0.2 oz/yr leak detection for R134a and R22
    • 400-hour sensor life with spare included
    • Detects 404A, PURON, and R-507 refrigerants
    • Fast response with one-hand thumb wheel operation
  • TPI 753a Refrigerant Leak detector
     Usually ships In 3 to 5 working days

    TPI 753A Refrigerant Leak Detector

    £153.00 (ex VAT)
    £183.60 (inc VAT)
    • Detects all refrigerants including SF6
    • Sensitivity of 0.1oz/yr for R22 & R134a
    • Integrated pump enables faster detection
    • Audible and LED leak indication system
  • TPI 770 Carbon Monoxide Monitor
     Usually ships In 3 to 5 working days

    TPI 770 Carbon Monoxide Monitor

    £158.00 (ex VAT)
    £189.60 (inc VAT)
    • Measures CO levels from 0 to 999ppm with 1ppm resolution
    • Audible and visual alarms indicate unsafe CO levels
    • Displays elapsed time and max CO reading since power on
    • Factory-set alarm at 30ppm, customisable in the field
  • TPI 775 Combination CO & Combustible Gas Detector
    In Stock - Express Delivery Available

    TPI 775 Combination CO & Combustible Gas Detector

    £239.00 (ex VAT)
    £286.80 (inc VAT)
    • Detects CO levels up to 2,000ppm
    • Integrated combustible gas sensor
    • Flexible 16-inch gooseneck probe
    • Auto and manual zero functions