The TESTO 327-1 flue gas analyser (Advanced Kit) is a professional-grade combustion analysis package designed for heating engineers who need accurate performance data when installing, servicing and commissioning gas, oil, LPG or biomass appliances. The handheld analyser features a clear 4-line LED display and measures key flue gas components, allowing fast assessment of combustion quality, appliance safety and overall efficiency. Built for trade environments, it offers rugged construction, intuitive controls and dependable sensor technology, making it suitable for everyday field use.

This advanced kit is supplied with extended accessories beyond the standard analyser and probe. It typically includes additional pressure measurement adaptors, differential temperature clamp probes for flow/return diagnostics and a portable infrared printer for on-site printing of combustion results to support compliance records and customer documentation.

Key features of the TESTO 327-1 flue gas analyser (Advanced Kit) include measurement of O₂ and CO with calculated CO₂ and combustion efficiency, a bright multi-line display for clear readouts, rechargeable lithium-ion power for extended operation, robust ergonomic housing for daily professional use, comprehensive accessory support for system diagnostics and an integrated printer for instant hard-copy reports. It is intended for qualified engineers who need reliable verification of appliance safety, commissioning figures and combustion performance in domestic and light commercial systems.