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There’s something deeply satisfying about glancing at a perfectly calibrated analog gauge in a classic car’s dashboard. The smooth sweep of a needle across a well-lit dial connects you to your machine in ways that digital readouts simply can’t replicate. For classic car enthusiasts, monitoring exhaust gas temperature isn’t just about preventing engine damage—it’s about understanding the soul of your vehicle and ensuring those precious vintage components survive another decade of passionate driving.
As we move into 2026, the market for analog instrumentation continues to evolve with improved materials, more precise manufacturing techniques, and designs that respect the authentic aesthetics of vintage vehicles. Whether you’re running a carbureted V8 from the muscle car era or a European inline-six from the golden age of motoring, selecting the right exhaust gas temperature (EGT) gauge requires balancing technical specifications with period-correct appearance. This guide walks you through everything you need to know to make an informed decision without compromising your classic’s character.
Top 10 Analog Exhaust Gas Temperature Gauges
Detailed Product Reviews
6. LKRXW Car Exhaust Gas Temperature Gauge 12V Auto Exhaust Gas Temp Gauge Celsius 2" 52mm Car EGT Temp Gauges Meter Digital Blue Light Gauge Instruments with Sensor
Overview: The LKRXW EGT gauge offers budget-conscious enthusiasts a straightforward solution for monitoring exhaust temperatures. This universal 52mm gauge reads 0-1200°C with a digital blue LED display, making it suitable for various 12V vehicles from cars to SUVs. Constructed from ABS plastic, it prioritizes affordability over premium materials while delivering essential functionality.
What Makes It Stand Out: The integrated self-check function automatically calibrates upon startup, ensuring consistent accuracy without manual intervention. The smoked lens surface effectively reduces glare and reflections, while the 900°C warning light provides critical over-temp alerts. Its universal design accepts standard NPT 1/8" sensors, simplifying installation across different vehicle platforms.
Value for Money: Positioned as an entry-level option, this gauge costs significantly less than premium brands while covering basic EGT monitoring needs. For casual enthusiasts or first-time gauge installers, it delivers acceptable performance without the investment required for professional-grade equipment. However, long-term durability remains questionable compared to higher-priced alternatives.
Strengths and Weaknesses: Pros include the self-checking calibration, anti-glare lens, universal compatibility, and integrated warning system. The Celsius-only display limits appeal for Fahrenheit-preferring markets, while the generic brand offers minimal customer support. ABS construction feels less robust than metal alternatives, and the blue backlight may not match all dashboard aesthetics.
Bottom Line: This gauge serves DIY mechanics and budget builds adequately. While lacking the refinement and support of premium brands, its core functionality and warning features make it a viable entry point for basic EGT monitoring needs.
7. MaxTow Double Vision 1500 F Pyrometer Exhaust Gas Temperature EGT Gauge Kit - Includes Type K Probe - Black Gauge Face - Blue LED Dial - Analog & Digital Readouts - for Diesel Trucks - 2-1/16" 52mm
Overview: MaxTow’s Double Vision series represents a premium monitoring solution specifically engineered for diesel truck applications. This 1500°F pyrometer combines analog and digital displays in a standard 52mm housing, delivering professional-grade exhaust temperature monitoring. The kit includes a Type K probe, multiple harnesses, and mounting hardware for complete installation.
What Makes It Stand Out: The innovative Double Vision display merges traditional needle movement with precise digital readouts, offering the best of both worlds. Six dimming modes (three daytime and three nighttime settings) ensure optimal visibility in all conditions. The included gauge visor reduces windshield reflections, while the comprehensive wiring harnesses simplify professional-grade installation.
Value for Money: While commanding a premium price, this gauge justifies the investment through exceptional build quality, extensive accessories, and robust support. The one-year warranty and free lifetime technical support provide peace of mind unmatched by budget competitors. For diesel truck owners who depend on accurate EGT data, the reliability offsets the higher initial cost.
Strengths and Weaknesses: Pros feature the dual-readout display, extensive dimming options, complete installation kit, brand reputation, and outstanding customer support. The diesel-specific calibration and Fahrenheit-only readings limit versatility. The premium pricing may deter casual users, and the black face reduces contrast compared to white-dial alternatives.
Bottom Line: MaxTow delivers a professional-grade solution for serious diesel enthusiasts. The combination of accuracy, features, and lifetime support makes this an excellent long-term investment for truck owners who prioritize engine protection.
8. MaxTow Double Vision 2200 F Pyrometer Exhaust Gas Temperature EGT Gauge Kit - Includes Type K Probe - White Gauge Face - Blue LED Dial - Analog & Digital Readouts - for Gas Trucks - 2-1/16" 52mm
Overview: MaxTow’s 2200°F variant addresses the extreme temperature demands of high-performance gasoline trucks. Sharing the same Double Vision architecture as its diesel counterpart, this gauge features an expanded 200-2200°F range and a high-contrast white dial for enhanced readability. The 52mm housing integrates both analog needle and digital display with blue LED backlighting.
What Makes It Stand Out: The exceptional temperature ceiling accommodates heavily modified gas engines and forced induction applications where exhaust temperatures can exceed standard limits. The white gauge face dramatically improves daytime visibility compared to darker alternatives. Six-stage dimming and the same comprehensive accessory package as other MaxTow gauges ensure premium functionality.
Value for Money: Priced similarly to the diesel version, this specialized gauge offers targeted value for gas truck owners pushing performance boundaries. The 200°F minimum reading sacrifices low-end sensitivity for high-end protection, a worthwhile trade-off for modified applications. Lifetime technical support and warranty coverage enhance the investment proposition.
Strengths and Weaknesses: Pros include the highest temperature range, excellent daytime visibility, dual-display technology, and premium support infrastructure. The gas-specific calibration limits diesel compatibility, while the elevated minimum reading may miss critical cold-start data. Premium pricing remains a barrier for budget-conscious buyers.
Bottom Line: For gas truck owners with substantial modifications, this gauge provides essential high-temperature monitoring. The specialized range and white dial make it the ideal choice for performance applications where standard gauges would prove inadequate.
9. GlowShift Black 7 Color 1500F Pyrometer Exhaust Gas Temp Gauge Kit - Includes 1/8-27 NPT Type K EGT Probe & Wiring - Multi-Color Display - Black Dial - Clear Lens - for Diesel Trucks - 2-1/16" 52mm
Overview: GlowShift’s Black 7 Color Series brings customizable aesthetics to diesel EGT monitoring. Established since 2004, the company offers this 1500°F pyrometer with seven solid color modes and two cycling options in a standard 52mm package. The black dial and aluminum housing provide a modern appearance while maintaining professional functionality for diesel truck applications.
What Makes It Stand Out: Unparalleled customization allows matching factory dashboard lighting or creating unique interior themes. The dimmer wire integration automatically reduces brightness by 30% when headlights activate, enhancing night driving comfort. GlowShift’s extensive accessory package includes a gauge visor, mounting bracket, and detailed installation instructions.
Value for Money: Positioned in the mid-to-premium range, this gauge offers distinctive value through its color versatility and established brand reputation. The one-year warranty, lifetime technical support, and 30-day return policy demonstrate manufacturer confidence. For enthusiasts prioritizing both function and form, the customization options justify the moderate price premium.
Strengths and Weaknesses: Pros feature the seven color options, automatic dimming integration, brand longevity, comprehensive kit, and flexible return policy. The color cycling feature may be unnecessary for purists, and the black dial reduces contrast in bright conditions. The 1500°F range, while adequate for most diesels, falls short of extreme performance needs.
Bottom Line: GlowShift successfully balances performance and personalization. This gauge excels for diesel owners wanting to maintain dashboard harmony while accessing reliable EGT monitoring backed by strong customer support and flexible purchasing terms.
10. ZHSYMX Exhaust Gas Temperature EGT Gauge Kit 2‑1/16in 52mm Ultra Thin 0‑1800℉ Red LED with Sensor and Dashboard Pod
Overview: ZHSYMX delivers a feature-rich budget alternative with an ultra-thin 52mm EGT gauge. Reading 0-1800°F with a distinctive red LED display on white background, this kit includes a sensor and dashboard pod for simplified installation. The programmable interface offers peak memory and threshold warnings, targeting tech-savvy users seeking advanced functionality at an accessible price point.
What Makes It Stand Out: The ultra-thin profile accommodates tight mounting locations where traditional gauges prove bulky. Two-button programmability enables custom alarm points and peak recall without external controllers. The included dashboard pod eliminates additional mounting purchases, while the red LED provides sharp contrast against the white background for quick reference.
Value for Money: This gauge presents exceptional value by bundling advanced features typically reserved for premium products at a budget-friendly price. The integrated sensor and mounting pod further reduce overall system cost. However, the unknown brand pedigree and unspecified warranty terms introduce risk compared to established competitors.
Strengths and Weaknesses: Pros include the ultra-thin design, programmable interface, peak memory function, included mounting pod, and competitive pricing. The red LED may clash with blue-themed dashboards, while documentation quality likely trails premium brands. Unknown long-term reliability and limited customer support represent significant concerns for professional installations.
Bottom Line: For experienced DIY enthusiasts comfortable with self-support, this gauge offers impressive capabilities at a fraction of premium prices. The programmable features and included pod make it a compelling value proposition, though professional installers may prefer established brands for critical applications.
Why Exhaust Gas Temperature Matters for Your Classic Car
Your classic car’s engine operates in a delicate balance between performance and preservation. Unlike modern engines with sophisticated engine management systems, vintage powerplants rely on mechanical sympathy and driver awareness. Exhaust gas temperature serves as a critical window into your combustion process, revealing lean conditions that could burn valves or rich mixtures that wash cylinder walls. For engines with carburetors, aftermarket intakes, or performance modifications, EGT monitoring becomes even more crucial. A quality analog gauge provides real-time feedback that helps you adjust driving style, jetting, or timing to protect your investment while extracting optimal performance.
The Analog Advantage: Why Vintage Gauges Suit Vintage Vehicles
The Aesthetic Appeal of Analog Instrumentation
Analog gauges maintain the visual harmony of a classic dashboard in ways that digital displays simply cannot. The chrome bezels, curved glass lenses, and artfully printed dials complement factory instrumentation rather than clash with it. Many manufacturers now produce EGT gauges with period-correct styling—think white numerals on black backgrounds for 1960s muscle cars or classic black-on-white for pre-war vehicles. The physical presence of a needle moving across a scale creates a tactile connection that enhances the driving experience rather than distracting from it.
Mechanical Reliability Without Digital Complexity
Classic cars already present enough electrical challenges without adding sensitive electronic components that fail when voltage fluctuates. Analog EGT gauges operate on fundamentally simple principles: a thermocouple probe generates a tiny voltage proportional to temperature, which drives a rugged meter movement. This simplicity means fewer failure points and easier roadside troubleshooting. When you’re miles from home in a 50-year-old vehicle, that mechanical reliability isn’t just convenient—it’s potentially journey-saving.
Key Features to Evaluate in Analog EGT Gauges
Temperature Range and Scaling
The appropriate temperature range depends entirely on your engine configuration. Naturally aspirated carbureted engines typically operate between 600°F and 1400°F, while turbocharged or supercharged classics might see spikes approaching 1600°F. Look for gauges with scales that place your normal operating range in the middle third of the dial, allowing you to easily spot deviations. Overly wide ranges compress the scale and make subtle changes harder to detect, while too narrow a range leaves you guessing during critical moments.
Probe Quality and Response Time
The thermocouple probe does the actual measuring, and its quality determines both accuracy and longevity. Type K thermocouples (chromel-alumel) remain the industry standard for automotive exhaust applications, offering excellent durability at typical EGT ranges. Probe sheath material matters—stainless steel provides good protection, while Inconel offers superior resistance to extreme heat and chemical attack. Response time, typically measured in seconds, affects how quickly you’ll see temperature changes. Faster response lets you catch dangerous lean conditions before damage occurs, but may show more needle flutter during normal operation.
Dial Size and Readability
Classic dashboards offer limited real estate, so gauge diameter becomes a critical consideration. Common sizes range from 2 1/16-inch (standard for aftermarket pods) to 3 3/8-inch for more prominent mounting. Larger dials provide better readability at a glance but may require cutting into precious original metal. Consider font style and size—are the numerals crisp and legible under duress? Does the needle contrast sufficiently with the background? Some premium gauges offer dual-scale markings (Fahrenheit and Celsius) or color-coded zones that instantly communicate safe versus dangerous temperatures.
Lighting Options for Night Driving
Your classic car likely has dim, warm instrument lighting, and a modern LED-lit gauge will stick out like a sore thumb. Quality analog EGT gauges offer adjustable lighting that matches your factory illumination—typically incandescent bulbs that produce that characteristic amber glow. Some units allow you to change bulb colors or use colored filters to achieve perfect integration. Consider how the gauge face illuminates: is the entire dial evenly lit, or do you get hot spots and shadows? Backlighting should enhance readability without creating distracting reflections on the windshield.
Mounting Solutions and Dashboard Integration
How you install the gauge affects both appearance and functionality. Traditional dash mounting requires cutting holes, which purists avoid. A-pillar pods provide excellent visibility but alter the interior aesthetic. Under-dash mounting preserves originality but puts the gauge in your peripheral vision. Some manufacturers offer remote-mounted displays with the gauge head hidden away, though this defeats the purpose of having a visible analog instrument. Consider gauge depth too—some classic dashes lack clearance for deep-dish designs.
Materials and Build Quality
A gauge that looks perfect out of the box but tarnishes in six months disappoints everyone. Quality housings use stainless steel or chrome-plated brass that resists corrosion. The lens should be glass, not plastic, to prevent yellowing and scratching. Internally, look for mention of jeweled movements or precision bearings—these indicate a gauge built to last decades, not just seasons. The weight of a gauge often reveals its quality; substantial heft suggests robust internal components rather than flimsy stamped parts.
Calibration and Accuracy Standards
Even the most beautiful gauge proves useless if inaccurate. Reputable manufacturers calibrate against known standards and provide documentation of accuracy—typically ±2% of full scale or better. Some high-end gauges include calibration certificates traceable to NIST standards. Consider whether the gauge allows field calibration or requires factory service. For most enthusiasts, a gauge that holds calibration for years without adjustment offers better value than one requiring annual professional recalibration.
Wiring and Electrical Requirements
Classic car electrical systems vary wildly—from 6-volt positive ground to 12-volt negative ground, with some British cars using peculiar combinations. Modern gauges often assume 12V negative ground and may not function correctly otherwise. Some analog EGT gauges operate independently of vehicle voltage, powered solely by the thermocouple’s millivolt output. Others require 12V for lighting or internal amplification. Verify compatibility with your vehicle’s system before purchase, and consider whether you need a gauge that works during cranking when voltage drops.
Installation Considerations for Classic Vehicles
Sensor Placement Strategies
Probe placement dramatically affects readings and engine safety. The ideal location sits 1-2 inches from the exhaust port flange, measuring the temperature of gases exiting the cylinder. This placement provides the earliest warning of lean conditions but exposes the probe to maximum heat and vibration. Some installers place probes further downstream for easier access and probe longevity, but this adds lag and averages temperatures across cylinders. For V-configured engines, you must decide whether to monitor one representative cylinder or install multiple probes. Single-probe systems work for balanced engines, while high-performance builds benefit from monitoring each bank.
Preserving Your Classic’s Integrity
Purists cringe at drilling holes in original sheet metal or exhaust manifolds. Fortunately, several strategies minimize invasive modifications. Weld-in bungs allow probe installation without drilling, and can be removed later leaving only a small plug. Some manufacturers offer clamp-on adapters for round exhaust pipes, though these prove less reliable. For the dashboard, consider using existing gauge holes from deleted factory instruments, or mounting in accessory panels that don’t require permanent modification. Always document any changes with photos and retain original parts for future restoration.
Professional vs. DIY Installation
Installing an EGT gauge involves electrical work, exhaust modifications, and dashboard disassembly—tasks that intimidate many owners. Professional installation guarantees correct probe placement and wiring, plus provides a warranty on workmanship. However, many enthusiasts enjoy the learning experience and satisfaction of doing it themselves. If you choose DIY, invest in quality tools: a step drill bit for clean gauge holes, a tubing cutter for probe installation, and proper crimpers for electrical connections. Never compromise on exhaust work—poorly installed probes lead to leaks that can damage engines and create dangerous carbon monoxide exposure.
Interpreting EGT Readings: A Practical Guide
Normal Operating Temperatures
Understanding baseline temperatures proves essential for recognizing problems. Most healthy classic engines idle around 600-800°F, cruise at 900-1100°F, and reach 1200-1300°F under hard acceleration. These numbers vary with compression ratio, cam timing, and fuel type. Spend time learning your engine’s personality—take readings during various driving conditions and mentally map the normal range. Consider keeping a logbook of temperatures versus driving conditions, ambient temperature, and fuel quality to build a comprehensive picture of your engine’s behavior.
Warning Signs and Critical Levels
When EGTs climb above 1400°F, you’re entering the danger zone where valve and piston damage becomes likely. Sudden spikes often indicate lean conditions from fuel delivery issues or vacuum leaks. Sustained high temperatures suggest fundamental tuning problems—perhaps ignition timing too advanced or carburetor jets too small. Conversely, unusually low temperatures might mean overly rich mixtures that waste fuel and contaminate oil. The analog needle’s movement tells a story: rapid fluctuations suggest intermittent issues like a sticking float, while slow climbs indicate gradual changes in operating conditions.
How Driving Conditions Affect Readings
EGT varies significantly with load, rpm, and ambient conditions. Long hill climbs produce sustained high temperatures that test your cooling system’s capacity. High-altitude driving reduces air density, potentially causing lean conditions if carburetion isn’t adjusted. Cold starts show artificially high EGTs until the engine warms and fuel mixture normalizes. Understanding these variations prevents panic over normal fluctuations. The analog gauge’s continuous display helps you recognize patterns rather than fixating on instantaneous numbers.
Maintenance and Longevity Tips
Regular Calibration Checks
Even quality analog gauges drift over time. Annual calibration checks against a known-good reference ensure continued accuracy. Some enthusiasts use a simple test: heat water to a known boiling point (adjusted for altitude) and compare gauge readings. More sophisticated users invest in a thermocouple calibrator that generates precise millivolt signals corresponding to specific temperatures. Document each check to track drift over time—significant changes might indicate probe degradation rather than gauge issues.
Probe Cleaning and Care
Exhaust probes accumulate carbon deposits that insulate the sensor and cause low readings. Periodic cleaning with a soft brush and solvent restores accuracy, but never use abrasive materials that damage the sheath. Inspect probe wiring regularly; the high-temperature insulation becomes brittle with age and heat cycling. Replace any wiring showing cracks or discoloration before it fails completely. When removing a probe for exhaust work, protect the tip from impact—a bent probe provides inaccurate readings and cannot be straightened without damage.
Protecting Gauge Faces and Housings
Classic car interiors face harsh conditions—UV exposure, temperature swings, and vibration. Clean gauge lenses with mild soap and water, avoiding ammonia-based cleaners that damage anti-reflective coatings. Polish chrome bezels with gentle metal polish to prevent pitting. If your gauge includes internal lighting, replace bulbs proactively before they fail—vibration often breaks filaments at inconvenient moments. For cars stored long-term, consider removing the gauge and storing it in a climate-controlled environment to prevent internal condensation.
Troubleshooting Common Issues
Fluctuating Needle Behavior
A needle that dances erratically often indicates electrical noise or a failing thermocouple connection. Check all ground connections first—poor grounds create mysterious symptoms. The thermocouple extension wire must be the correct type for your gauge; substituting regular copper wire introduces errors and instability. Verify that connections are tight and corrosion-free. Some fluctuation proves normal during transitional throttle movements, but steady readings should be smooth and stable.
Inaccurate Temperature Displays
If readings seem consistently high or low, verify probe placement hasn’t changed. A probe that has backed out of its bung reads artificially low. Compare readings across cylinders if possible—a single outlier suggests a problem with that cylinder rather than the gauge. Test the gauge with a known millivolt source to isolate whether the issue lies in the probe or the gauge head. Remember that probe aging causes gradual drift toward lower readings as the thermocouple junction degrades.
Electrical Interference Solutions
Classic cars with original ignition systems generate significant electrical noise that can affect gauge readings. Routing thermocouple wires away from spark plug wires and coil primary wiring reduces interference. Some installations benefit from shielded thermocouple extension wire, though this adds cost and installation complexity. Ground loops often cause problems—ensure the gauge grounds to a clean chassis point rather than sharing grounds with high-current devices like headlights or the starter.
Frequently Asked Questions
How long do thermocouple probes typically last in classic car applications?
Quality probes generally last 3-5 years under normal driving conditions, though heat cycling and vibration eventually degrade the thermocouple junction. High-performance engines or vehicles driven frequently at high EGTs may need probe replacement every 2-3 years. Signs of aging include slower response time and readings that drift lower over months. Always keep a spare probe on hand for critical events like long road trips or track days.
Can I install an EGT gauge without welding on my original exhaust manifolds?
Yes, several options exist for non-invasive installation. Clamp-on probe adapters work with tubular headers or exhaust pipes, though they provide slower response than direct manifold mounting. Some enthusiasts temporarily install probes in oxygen sensor bungs if their exhaust system already has them. For show cars, consider a removable bung that threads into a drilled hole—when removed, only a small plug remains visible.
Will adding an EGT gauge affect my vehicle’s originality for judging purposes?
Most concours organizations categorize gauges as “driver safety equipment” that doesn’t penalize originality if installed reversibly. Use existing holes or accessory mounts rather than cutting dashboard metal. Keep all original parts and document the installation with photos. Some judges may deduct minor points, but the preservation benefits of monitoring engine health typically outweigh judging concerns for cars that see regular use.
What’s the difference between a single-channel and dual-channel EGT gauge?
Single-channel gauges monitor one cylinder or one exhaust bank, providing a snapshot of overall engine health. Dual-channel versions monitor two locations simultaneously—ideal for V-configured engines where you can watch each bank independently. Dual gauges help identify carburetor balance issues or cylinder-specific problems but cost more and require two probes. For most classic street cars, a single well-placed probe provides sufficient information.
How do altitude changes affect EGT readings in carbureted classics?
Higher altitudes reduce air density, causing carburetors to deliver relatively richer fuel mixtures. This typically results in lower EGT readings—sometimes 50-100°F cooler at 5,000 feet versus sea level. However, if you’ve re-jetted for altitude, normal ranges should return to baseline. Always re-establish your normal temperature range when significant altitude changes occur during long trips.
Can EGT monitoring help me optimize carburetor jetting?
Absolutely. EGT provides immediate feedback on mixture changes. When increasing main jet size, you should see EGTs drop slightly. The optimal jetting typically yields the highest sustainable power with EGTs staying safely below critical thresholds. Make small changes (one jet size at a time) and record temperatures under consistent driving conditions. This data-driven approach beats the old “plug reading” method for precision and safety.
Why does my EGT gauge read differently when the engine is cold versus fully warmed up?
Thermocouples generate voltage based on temperature difference between the hot junction (probe tip) and the cold junction (gauge connection). During warmup, the cold junction temperature rises, affecting the reference point. Quality gauges include cold junction compensation circuits to minimize this effect, but some variation remains normal. Always compare readings when the engine reaches stable operating temperature for consistent data.
Is it necessary to monitor EGT if my classic car runs perfectly?
Even well-running engines encounter conditions that push limits—long grades, hot days, or fuel quality variations. EGT monitoring serves as cheap insurance against catastrophic damage. A momentary lean condition from a stuck float or clogged jet can destroy valves in seconds before you notice performance changes. The gauge provides warning that allows you to back off the throttle immediately, potentially saving thousands in engine repairs.
How do I choose between different probe sheath materials?
Standard stainless steel probes work well for most applications up to about 1800°F. Inconel probes handle higher temperatures and resist corrosive exhaust compounds better, making them ideal for turbocharged engines or race applications. The trade-off is cost—Inconel probes typically cost 2-3 times more than stainless. For naturally aspirated street engines that rarely exceed 1400°F, stainless steel offers the best value and longevity.
Can I use an EGT gauge designed for diesel engines in my gasoline classic?
Diesel EGT gauges typically have different temperature ranges (often higher) and may calibrate differently. While the fundamental thermocouple technology remains the same, the gauge scaling and damping characteristics suit diesel operating parameters. Gasoline engines experience more rapid temperature fluctuations that diesel gauges might not display accurately. Stick with gasoline-specific gauges for classic car applications to ensure appropriate scaling and response characteristics.
See Also
- 10 Premium Universal Exhaust Gas Temperature Gauges for Enthusiasts (Worth the Investment)
- The 10 Best Exhaust Gas Temperature Gauges Every Performance Car Owner Needs This Year
- 10 Best Exhaust Gas Temperature Gauges for Motorcycle Enthusiasts in 2026
- 10 Must-Have Wireless Exhaust Gas Temperature Gauges for Modern Tuning in 2026
- We Tested 50 Waterproof Exhaust Gas Temperature Gauges - Here are the 10 Best for Wet Conditions