Tenders Are Invited For Heating, Ventilation And Air-Conditioning Installation Work

Heating, Ventilation And Air-Conditioning Installation Work. The Scope Of The Measure Is The Conversion, Renovation And Extension Of The Former Administration Building Of The Dr. Nurses In Hallstadt For Use As A Montessori School. As Part Of The Construction Project, The Existing Technical Systems In The Area Of ​​Heat Supply Will Be Completely Dismantled And Rebuilt In Accordance With The Requirements Of Future Use. The Building Continues To Be Supplied With Heat Via District Heating. The Existing District Heating Connection Will Be Dismantled Due To The Changed Room Layout And Replaced By A New District Heating Connection In Another Technical Room. The District Heating Transfer Station Will Be Rebuilt According To The New Conditions. The Heat Is Distributed Via A Two-Pipe System. Radiators, Radiant Ceiling Panels And The Hot Water Registers Of The Ventilation Systems Are Connected To This. The Heat Distribution Is Divided Into A Total Of Four Heating Circuits: - Heating Circuit For Radiant Ceiling Panels - Heating Circuit For Radiators - Heating Circuit For The Hot Water Register Of The Ventilation Devices - Reserve Heating Circuit For The Planned Childrens House To Cool The Radiant Ceiling Panels, The Existing Well Is Reactivated As An Energy Source. Cooling Takes Place Via A Plate Heat Exchanger And The Existing Radiant Ceiling Panel System. Simultaneous Heating And Cooling Operation Is Not Intended. The System Can Be Operated Either In Heating Or Cooling Mode. All Elt Technical Rooms Are Equipped With Air Conditioning Split Units. The Technical Rooms, Which Are Located One Above The Other, Are Connected With Their Indoor Units To A Common Outdoor Unit. The Outdoor Units Are Positioned On The Roof.