Our multipurpose gas sampling system offers facilities to extract sample from any furnace or other devices, processing the purified sample for analysis with various parameters and to flue gases from any source. features: vacuum pumpfilterscooling coilsflow measuring deviceanalytical instruments product attributes: flue gases from furnaces for different parameters like percent or ppm level of oxygen. Dew point, hydrogen, ammonia, co2, co, sulphur, spm and other pollutants.