Wohler is the German manufacturer famous for quality and progressive innovations in the field of combustion analyzers, measuring instruments, visual inspection systems and cleaning equipment for heating, ventilation and facility management applications. Wholer specializes in three main categories: Measurement, and Visual Inspection.

Measurement Technology offers the equipment in the following area: Flue Gas Analysis, Soot testing, Dust Measuring, Burner Tuning / Diagnosis, Gas Line Testing, Differential Pressure Measurement, Leakage Measurement of Buildings, Chimneys and Gas Lines, Tightness of Waste Water Lines, Temperature Measurement, Humidity Measurement, Climate Datalogger, CO Ambient Air Measurement, Hydraulic Balancing, Combustible Gas Detection, Moisture Measurement, Air Flow and Velocity Measurement, Dew Point Indication, and Sound Level.

Inspection Technology offers test equipment in the following category: Visual Inspection of all kind of pipework e.g. water, waste water, sewer, drains, ducts, etc.; Location of damaged spots
Endoscopes, Inspection with mirrors, Visualise air flow, Cavities, Industrial inspections related to non-destructive testing, Chimney inspection, Inspection of ductwork, and Illumination. All of the products are made in Germany.