Best Enviro-Safe in 2026

Concentrated

No Pump Down

For use in heat pumps, split and mini split systems, packaged units, and micro-channel coils

Concentrated

No Pump Down

For use in heat pumps, split and mini split systems, packaged units, and micro-channel coils

HUMIDITY SENSOR: Our handy meter tool can quickly determine what level of remediation is needed to keep your family safe from black mold. High levels of dampness that go untreated are the leading cause of harmful fungus growth in the home.

WATER LEAK DETECTOR: Finding the moisture content in your wood or drywall is the first step in early prevention. Continuously check and test suspicious water stains around the house so you can determine whether the area is wet or has already dried.

MOISTURE READER: The mold test features large 0.3" high digits in a backlit LCD for quick and easy detecting. Our mildew scanner includes extra 8mm stainless steel pins, a protective cap that doubles as a calibration checker, and a “9V” battery.

Airlift eliminates problematic airlocks in today's automobile cooling systems.Fit Type: Universal

Utilizing shop air, the technician can perform a leak test, eliminate airlocks and refill the entire system including the heater core in less than two minutes

OEM approved

【Combustible Gas Leak Detector】The TopTes PT199 is suitable for LPG, methane, ethane, propane, butane, natural gas, coal gas, gas fuel, liquefied natural gas, etc., and it will exactly pinpoint a leak, reducing the risk of gas explosion and keeping your family and property safe

【Visual & Audio Gas Alarm】The gas detector employs both visual alarm and audible alarm as fast as 0.5 seconds of detection. When the bar graph increases and the detector beeps, you know gas has been detected. The alarm increases with the amount of gas, and the LCD screen will turn red when the gas concentration is high

【Batteries Included & Easy to Use】The TopTes PT199 comes with 2x AAA Alkaline Batteries, so you will be able to set the detector up and have it ready as soon as you receive it. The system warm-up time is about 30 seconds. The low battery indicator will engage when battery voltage is below 2.4V. Automatic power off after 5 minutes without operation or gas detection

Detection range: Approximately 50 to 10,000 ppm* (*based on Methane)

Two levels of sensitivity: High (approximately 50 to 1000 ppm) and Low (approximately 1000 to 10,000 ppm)

Five red LED's (visual) and 85dB audible alerts that increase with gas concentration

NSF certified for use around food

Non-Corrosive

Detects Micro Leaks down to 0.65 oz/year

【Professional Grade & High Accuracy】-- Pro High-intensity true leak detection flashlight, INCLUDE GLASSES! 12.3 W 385-395nm leak detection flashlight with 68 top quality LED helps you to find leak stains EVEN in indoor or streetlight.REALHUNLEE AC Leak Detector Flashlight is 40% Brighter than other light, best choice for Automotive Air Conditioner Leak Detection!

【Save Your Money & Time】 -- Works with all types of U*V leak detection dye! Pinpoint the origin of leaks of ANY kind with this Auto Air Conditioner Oil Leak Detector Tool Flashlight, even in bright environments. Help you inspect the leak stains in seconds! Impact resistant military grade aluminum weighing.

【Wide Range of Applications & Durable】 -- This u*v Contamination and Leaks detector flashlight is a great helper for your life -- Authenticate currency,engine,driver license, Auto&Air Conditioning Freon Refrigerant Leak, official identification cards,passports. Essential tool for medical forensics, Auto car leaks, HVAC repair and so on.Help you to save thousands of dollars,efforts and time!

The leak detector flashlight wide range of applications

High accuracy

Easy to use

Infrared Leak Detector: Compared with the heated diode leak detector, the infrared refrigerant leak detector has strong anti-interference ability, faster response speed, more accurate and longer service life.

Higher Sensitivity: Adjustable sensitivity with High/Medium/Low levels and the maximum sensitivity is up to 0.14oz/yr. Meet SAE-2791 & SAE-2913 standards for automotive AC leakage detection as well as the refrigeration industry.

Detecting All Halogenated Gases: It can detect all kinds of halogen refrigerants including CFCs, HFCs, HCFCs, HCs, HFOs and mixed refrigerants such as R11/R22/R404a/R410a/R600a/R1234yf and Blends such as AZ-50, HP62, MP39 etc.

【Combustible Gas Leak Detector】 TOPTES PT177 is a useful little tool that helps every household who has gas appliances to quickly and easily pinpoint leakage of combustible gas including LPG, methane, ethane, propane, butane, natural gas, coal gas, gas fuel, liquefied natural gas, etc. It will save a ton of time and potentially reduce energy bills

【Easy to Use, Visual & Audible Alarm】 All you have to do is load the provided batteries, let PT177 gas detector finish its 30-second automatic calibration process, and then point near where you suspect the leak to be (hold it a couple of centimeters away). PT177 detects gasses and alarms almost immediately within 0.5 to 3 seconds. Five red LEDs (visual) and 75dB audible alerts that increase with gas concentration

【Compact Design】 Pocket-sized with a pocket clip that allows you to carry it in your shirt pocket. The included storage bag makes the natural gas detector easy to store. It is an excellent tool for RV-ers, DIY-ers, homeowners with gas appliances, etc. It's very convenient and perfect for regular safety checks

Freon leak detector triggers on R22, R134A, R404a, R410A and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.

Response within 3 seconds; Warm up in 6 seconds.

7 Adjustable Sensitivity; Maximum sensitivity is 0.21oz/yr.

【Professional Grade & High Accuracy】-- Pro High-intensity true ultraviolet leak detection flashlight, INCLUDE UV GLASSES! 10 W 385-395nm uv flashlight with 51 top quality LED helps you to find leak stains EVEN in indoor or streetlight. uvMonster AC Leak Detector Flashlight is 40% Brighter than other light, best choice for Automotive Air Conditioner Leak Detection!

【Save Your Money & Time】 -- Works with all types of UV leak detection dye! Pinpoint the origin of leaks of ANY kind with this AC Car Engine Oil Leak Detector Tool Flashlight, even in bright environments. Help you inspect the leak stains in seconds! Impact resistant military grade aluminum weighing.

【Wide Range of Applications & Durable】 -- This uv Contamination and Leaks detector flashlight is a great helper for your life -- Authenticate currency,engine,driver license, Auto&Air Conditioning Freon Refrigerant Leak, official identification cards,passports. Essential tool for medical forensics, Auto car leaks, HVAC repair and so on.Help you to save thousands of dollars,efforts and time!

High-precision Heated Diode Sensor: It triggers on R11/R22/R404a/R410a/R600a/R1234yf and all halogenated refrigerants including CFCs, HFCs, HCFCs, HCs, HFOs and blends.

4 Simple Buttons: It allows to fast reset, mute, power on/off, adjust sensitivity and makes LED screen visually display the leakage level and device status.

Fast Response: Warms up in the 30s and respond in 3s; 6-grade adjustable sensitivity with maximum sensitivity 0.11oz/yr.

【Pass SAE-2791/ SAE-2913 standards, A2L compatible Refrigerant Leak Detector】Sensitivity Down to 0.1oz./year (3g/year). Instantly responding to all halogenated gases (including chlorine, fluorine, bromine): R290, R600a etc.][CFCs: R12, R11, R500 etc.] [HCFCs: R22, R123, R124 etc.] [HFCs: R32, R134a, R404a, R125 etc.] [HFOs: R454B, R1234YF etc.] [ Blends: AZ-50, HP62, R410a etc.]

【Infrared Absorption Spectroscopy, Anti-Interference Specifically for Automotive/ AC Maintenance】10-Year Sensor Life, 8-Hours continuous working after a charge, Efficiently putting an end to false trigger against cooling liquid, carb cleaner, transmission oil, engine oil, motor vehicle brake fluid etc. with a Large LCD Screen, new color graphic display, seen in bright sunlight or low light. Easily find leak dye with “Clip-On” UV LED at a glance.

【PEAK Function】 Record the Max. level of leaks. Mute the beep if you’re annoyed about it. High/ Medium/ Low of sensitivity to reach the best detection. Excellent sensitivity down to 0.14 oz/ year. 20 inch Stainless Steel Expansion Pipe Additionally with an Extended 12 inch.

✔ HIGH PERFORMANCE - The SMK-1 version 2.0 outputs lots of smoke! It's compact, powerful, and all quality components have been UPGRADED+ in version 2.0. All units come with our brand new ALP HIGH YIELD Ceramic Smoke System guaranteed to produce more smoke than all competition and last forever (smoke coil has our lifetime warranty).

✔ DIAGNOSE ALL TYPES OF LEAKS - Consistently smoke test EVAP / Vacuum / exhaust / and more at a fraction of the cost.

✔ PRECISE AND SAFE - Engineered and tested 100% safe for all vehicles & GUARANTEED TO WORK! High Smoke output detects micro leaks down to .001 inches.

Detects pressure and vacuum leaks for all gases

Hear the leak using the included headphones

Works even in noisy environments

Concentrated

No Pump Down

For use in heat pumps, split and mini split systems, packaged units, and micro-channel coils

Heated Diode Refrigerant Leak Detector

Sensitivity better than 0.03 oz/yr (1g/a)

Bright, LCD screen with easy-to-see bar graphs and numeric readings

🔬 ACCURATE: Professional and Accurate OXYGEN (O2) gas detector, 0-30.0% with 0.1% resolution. USA NIST Calibration.

🌷 DETECT: Electrochemical cell sensor with accuracy: ≤±5% F.S. and response time: T<30s. Zero and span calibration options. Comes factory calibrated.

🎆 ALARMS: Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging.

AUTOMOTIVE LEAK DETECTION SOLUTIONS - The LEAKFINDER brand from TRACER PRODUCTS offers the brightest, most cost-effective, and efficient solution for finding AC and fluid-based vehicle leaks.

PRODUCT DETAILS - Kit Includes: Caulking gun-style dye injector assembly, BigEZ R-134a hose/coupler and purge fitting, LF500CS cordless, violet light LED leak detection flashlight, LF1800 8 oz (237 ml) BigEZ universal multi-dose A/C dye cartridge.

LEAK DETECTION MADE SIMPLE - Let the UV fluorescent dye circulate throughout the vehicle system. The dye escapes with the host fluid and collects at all leak sites. Use a LEAKFINDER leak detection lamp to scan and see all leaks glow brightly.

The Ultrasonic Leak Detector can quick and simple location ultrasonic caused by air, liquid, dust leak. It’s able to detect leakage on tyre and also detects ultrasound as well. Use ergonomics, it is easy and fast for user to use with simple key operation mode and comfortable hand feeling.

The Air Leak Detector is a very useful device to locate leak either under pressure or vacuum. The head phone produced a very distinct sound on the area where the leak is coming from. Using the transmitter, it will transmit sound from an enclosed area and can pinpoint the gaps or opening on the roof using the receiver.

The Ultrasonic Leak Finder can detect the air or liquid leakage by detecting ultrasonic caused by high pressor leakage.It can trace the detector around outside of the screen, windows and door seals to locate the leak. It uses the advanced ultrasonic sensing technique and features small size, light weight, reliable detection, easy use and utility.

RECHARGEABLE TRUE UV LIGHT KIT includes AAA and rechargeable batteries, battery holder, 110V charger, refillable 2 oz dye injector, 2 oz concentrated universal A/C fluorescent dye (25 applications), 4 oz dye remover, 25 service information labels, and UV safety glasses

UV WAVELENGTH of 390-400

154 – 170 µW/cm2 which is compatible to a 50 watt UV flashlight

DIGITAL SIGNAL MICRO-PROCESSOR provides precise and instant responses

SENSITIVITY LEVEL ADJUSTMENT with 6 levels of sensitivity and 15 levels of detection

STATE OF THE ART FEATURES including visual leak level indicator, keypad control, mute and reset function

It has strong practicability and is suitable for water leakage detection of various construction pipelines.

Detect pipe leakage by amplifying the sound, with headphones, you can adjust the sound level.

Dual probe design, including circular probe and needle probe, can be switched according to the site conditions.

Concentrated

No Pump Down

For use in heat pumps, split and mini split systems, packaged units, and micro-channel coils

Sensitivity of 0.15 oz./year (4 g/year)

Detects all CFCs, HCFCs, HFCs, and HFOs

Proven heated diode sensor for reliable leak checking

【Quickly Located the Leak Location】The ultrasonic leak detector adopts advanced ultrasonic sensor technology, use sound waves with frequencies generated near the leak to determine the correct location of the leak, can quickly, accurately and intuitively find out all types of pressure or vacuum system leak gas. （Power support by 6F22 9V. Due to product transportation safety issues, batteries are not standard accessories ）

【Sound and Light Dual Alarm】Our ultrasonic leak detector equipped with a headphones and LED indicators, which can easy to detect and adapt to various degrees of leakage. When ultrasonic waves are detected, the ultrasonic leak detector's LED indicator will light up and the headphones will emit a rapid ticking sound to alert you. By wearing headphones, even the tiniest sounds can be quickly captured. The closer the probe is to the leak, the faster the frequency and higher the pitch of the ticking sound in the headphones.

【High Sensitivity Sensors and Adjustable Sensitivity】Ultrasonic leak detector adopts advanced high-quality sensors, high sensitivity, which can quickly detect the tiny leak point. The sensitivity of the ultrasonic leak detector can be adjusted manually. According to the current detection environment manually adjusted to the required sensitivity, the measurement accuracy will be higher. (Frequency response: 40KHz ± 2KHz)

Stop roof or ceiling leak damage and protect your people, equipment and inventory with the original leak diverter tarp

Long, rectangular tarp shape catches leaks along cracks or pipes

Easily keep rain and snow from storming inside. Whether condensation and ice, or heavy rain from a high-wind hurricane, this solution will quickly protect your team and what you've built

Audio Output: 0 Hz to 4 kHz Natural Sound conversion allows you to Hear the Leak, and distinguish

Visual Output: 10 element bar graph provides quick and intuitive visual indication to presence of

Dimension - 17 x 7 x 14 in.