Services For Sanitary And Hygienic Treatment Of Premises: Premises Deratization Services - 18697.7 M Square. Code Dk 021: 2015 90923000-3; Disinsection Services - 18160.8 Square Meters. Dk 021: 2015 90920000-2. Code Dk 021: 2015 90920000-2 "Services For Sanitary And Hygienic Treatment Of Premises"