Exhaust system with bag filter. Model: ART 562 N4. Data: 25,72 m/s, 2930 rpm, 10,5kW. Measures approx.: 145 x 115 x 320cm. I've always been inside. Control/electric box included. Equipped with measuring instrument. E on extraction hole: 60cm. Please read attachment of data on the exhaust system. Buyer himself is responsible for back-up and take-down. There will be help for reading on the pickup day with truck