No combustible gas equipment installation or service work should be performed without testing for leaks. Check all pipes, fittings, and valves for gas leaks, if any leaks are found repair or replacement should be performed.
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Model 719
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The 719 offers 30ppm sensitivity to detect combustible gasses.
Easily operated with one hand, leaks are pinpointed using the audio and visual indicators. An adjustable “tic” rate helps eliminate background gas concentration in contaminated environments. .
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Model 720B
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The 720B offers 10ppm sensitivity to detect combustible gasses. Easily operated with one hand, leaks are pinpointed using the audio and visual indicators. An adjustable “tic” rate helps eliminate background gas concentration in contaminated environments.
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Model 721
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The 721 offers 10ppm sensitivity to detect combustible gasses.
Easily operated with one hand, leaks are pinpointed using the audio and visual indicators. An adjustable “tic” rate helps eliminate background gas concentration in contaminated environments.
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Model 725
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The 725 offers 1000ppm sensitivity to detect combustible gasses including natural gas, methane, propane (LPG), diesel, and kerosene.
Trace gas equipment; propane tanks, fittings, lines, and heaters; and natural gas lines and fittings for leaks.

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Model 735A
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Designed to quickly and accurately measure natural and propane gas leaks, as well as carbon monoxide concentrations.

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Model 737K1
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Meets the requirements for latest NFPA 54 fuel gas purging requirements for large gas systems. Provides personal protection from potential hazardous conditions and help find the source of combustible gases fast!
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Model 739A
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Designed to provide personal protection from potential hazardous conditions and help find the source of combustible gases fast!
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Model 775
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Measure carbon monoxide and find combustible gas leaks with one tester.
The TPI 775 combines combustible gas leak detection with ambient CO measurement and is the first of its kind to combine these technologies in one easy to use affordable hand-held instrument.

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Model HXG-2D
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The HXG-2D offers 10ppm sensitivity to detect combustible gasses.
Easily operated with new “patent pending” electronic tick control, leaks are pinpointed using the audio and visual indicators. Backlit LCD display of gas leaks in ppm or %LEL.

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Model HXG-3
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The HXG-3 offers 10ppm sensitivity to detect combustible gasses.
Easily operated with new “patent pending” electronic tick control, leaks are pinpointed using the audio and visual indicators. Two line backlit LCD displays gas leaks in ppm and %LEL simultaneously.
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