Revisions of pressure vessels according to NV No. 192/2022 Coll. and ČSN 69 0012, training of pressure vessel operators, supply of necessary documentation including creation of missing documentation. Furthermore, professional inspections of low-pressure boiler rooms, including training of operators according to Decree No. 91/1993 Coll. and inspection of pipelines according to ČSN 13 0108.