In the rooms in the classroom wing, decentralised ventilation (1-3 units per room) is used in the façade area. In the sanitary area of the classroom wing, decentralised ceiling ventilation units. The central ventilation systems in the sports hall and its ancillary rooms/changing rooms. Ventilation of the sports hall will be installed on the concrete roof of the sports hall.

Air distribution in the sports hall is carried out via spiral seam oval pipes as a visible installation. The exhaust air is extracted via ventilation grilles in the wall. The second AHU is located on the upper floor of the sports hall. The exhaust and outside air intake is ensured by weather protection grilles over the roof. The fire dampers in the technical centres are motorized. All fire dampers for wet installation are pressed by the ventilation trade. The fire dampers including installation kit.

Neubau Klassentrakt:

-46 decentralised school ventilation units with accessories

-6 decentralised ceiling ventilation units

-42 m² steel air duct with fittings

-122 m spiral pipe with fittings

-12 m aluminium flexible pipe

- 12 Volume flow rules

-20 tubular silencers

-32 Tellerventle

-4 fire dampers

-1 water-cooled condenser unit + inverter air conditioning cassette with control + 50 m copper pipe

New sports hall:

-1 supply and exhaust air partial air conditioning unit for roof installation with accessories

-1 supply and exhaust air partial air conditioning unit for indoor installation with accessories

-325 m² steel air duct with fittings

-82 m spiral pipe with fittings

-16 Tubular Mufflers + 4 Gate Mufflers

- 16 Volume flow rules

-3 pipe slide-in fans

-34 poppet valves + 8 ceiling swirl outlets

-2 ventilation grilles

-2 weather protection grilles

-5 overcurrent grids

-18 long-throw nozzles incl. ball protection

-7 round fire dampers with actuator

-4 round fire dampers with limit switch

-10 fire dampers square with actuator

-1 fire damper square with limit switch

Duration:

• Disconnection and securing of existing HVAC lines

-25 m dismantling ventilation pipe incl. thermal insulation

-1 decentralised HVAC ceiling unit with accessories

-250 kg profile steel construction

-65 m spiral pipe with fittings

- 12 Volume flow rules

-8 tubular mufflers

-10 for tellervent

-1 outdoor and exhaust air tower

-2 fire dampers with limit switch