Explore A Comprehensive Range of Gas Testing Equipment

Our range includes accurate gas testing equipment that ensures efficiency, safety and compliance in gas installations and servicing.

Pressure Testing Equipment

Precise pressure measurement is crucial for gas safety, system integrity and compliance. Our selection of differential pressure meters, manometers, U-tube gauges, and water gauges is sourced from trusted brands such as Testo, TPI, Anton, Kane and Arctic Hayes.

CO & CO₂ Monitors

Stay safe from harmful gas exposure with carbon monoxide and carbon dioxide monitoring equipment designed for homes, commercial buildings and industrial sites. Choose from portable handheld devices or fixed systems by trusted brands including Testo, Kane, Crowcon, TPI and Anton.

Gas Leak Detectors, Detection Fluid & Spray

Locate leaks quickly and safely with electronic gas leak detectors, fluids and sprays suitable for natural gas, LPG, and propane. Our selection includes professional-grade products from Kane, Arctic Hayes, Testo, TPI and more, all designed to provide instant, accurate results during installation or maintenance.

Purging Equipment

For safe and effective gas purging, we stock high-quality fan purge units, purge hoses, meters, and flame arresters. Our range also includes purging and testing certificates, as well as GMI Gascoseekers for detecting natural gas, propane, and butane leaks.

Boiler Flue Gas Analysers

Ensure boilers operate efficiently and within emission limits with our flue gas analysers, combustion analysers, HVACR analysers, and service kits. BES supplies models from Testo, Anton, TPI and Kane, offering data logging, auto-calibration, and Bluetooth connectivity for professional reporting. We also stock printers, probes, gas sniffers, particle filters and thermal printer rolls.

Smoke Testing Equipment

From smoke alarm test kits to smoke flow testing equipment, we offer a full range of tools for professional testing applications. We also stock high-quality smoke pellets for easy visual inspections.

Gas & LPG Safety Check & Testing Kits

For gas safety testing in both domestic and commercial environments, our range includes complete gas safety testing kits, ‘Do Not Use’ notices, and landlord gas testing certificates. Whether servicing fires, boilers, or general gas appliances, BES has everything needed to ensure safe operation.

What Is Gas Testing Equipment?

Gas testing equipment is used to detect, measure and analyse gas levels in a system or environment, ensuring safe operation and compliance with UK gas safety standards. Tools such as pressure meters, leak detectors and flue gas analysers help engineers confirm if a system works correctly, detecting leaks early and preventing hazardous conditions.

Modern instruments use technologies such as electrochemical, infrared (IR), and catalytic bead sensors to identify gases with exceptional accuracy, including natural gas, LPG, CO, and CO₂.

Choosing the Right Gas Testing Equipment

The right testing equipment depends on your testing application and environment:

• Pressure meters confirm system integrity during installation or maintenance.

• Gas leak detectors locate even the smallest leaks in joints and fittings.

• Flue gas analysers measure combustion efficiency and ensure boiler safety.

• CO and CO₂ monitors protect occupants in confined or poorly ventilated areas.

• Purging and smoke testing tools verify system cleanliness and ventilation.

For consistent accuracy, most analysers and detectors require regular calibration (typically every 6–12 months). BES also stocks accessories and consumables, such as filters, printer rolls and sensors, to keep your equipment performing at its best.

Shop Gas Testing Equipment Online Today

BES is a trusted supplier for gas engineers, heating professionals, and industry specialists, offering a vast selection of high-quality testing equipment at competitive prices. Our carefully curated product range ensures accuracy, safety, and compliance, giving professionals the confidence to carry out their work effectively.

With thousands of excellent customer reviews, reliable stock availability, and a commitment to fast next-day delivery on qualifying orders, BES provides the convenience and expertise you need - our dedicated customer service team is always on hand to help you find the right equipment for the job.

Gas Testing Equipment FAQs

How does gas testing equipment work?

Gas testing equipment uses sensor technology, such as electrochemical or infrared sensors, to detect and measure gas concentration. The sensor generates a signal that corresponds to the gas level, helping engineers assess safety and system performance.

How often should I calibrate my gas analyser or detector?

Calibration is typically required every 6–12 months, depending on manufacturer guidelines and frequency of use. Regular calibration ensures continued accuracy and compliance with Gas Safe standards.

What’s the difference between portable and fixed gas detectors?

Portable detectors are handheld or wearable, ideal for on-site inspections and confined space work. Fixed detectors are installed permanently for 24/7 monitoring in industrial or plant settings.

Can I use the same detector for natural gas and LPG?

Most professional gas leak detectors sold by BES are compatible with natural gas, propane and butane. Always confirm compatibility in the product specifications before use.

Do BES products come with warranty or calibration certificates?

Yes. Many of our analysers and detectors include manufacturer calibration certificates and warranty coverage. Replacement filters, sensors and service kits are also available to extend lifespan and maintain performance.