A special waste incineration plant in the northern part of Germany relies for over 4 years on the different services of Online Cleaning Technologies. After shutdowns but also during operations the different techniques are being utilized. Depending on the sort and location of the contamination, CO2 cleaning, Stick blasting and Linear cleaning are being utilized. Due to this combination of techniques the client can delay the costly shutdowns for manual cleaning to only once every year! Silos are being cleaned with the usage of stickblasting, where the overheater is thoroughly cleaned with linear cleaning. Also during shutdowns Online Cleaning Technologies assists this client with CO2 cleanings in the boiler and the secondary combustion chamber.