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The following are to be tendered:•1 no. stand-alone compact ventilation unit with heat recovery up to 500 m³/h•2 no. stand-alone compact ventilation units with heat recovery up to 900 m³/h•approx. 80 m² of galvanized air duct / fittings•approx. 400 m spiral-lock seam duct DN100 – DN250•27 no. compact / telephone sound attenuators•2 no. fire protection dampers with control actuation•11 no. iris dampers•1 no. roof exhaust hood DN 200•6 no. weather protection grilles•14 no. swirl air outlets / long-throw nozzles•10 no. circular duct louvered damper DN 200•3 no. ventilation grilles for supply / extract air•28 no. supply / extract air valves•11 no. make-up air valves•4 no. ceiling cooling units for chilled water•drilling works•ancillary works•dismantling works•maintenance contract The following are to be tendered:•1 no. stand-alone compact ventilation unit with heat recovery up to 500 m³/h•2 no. stand-alone compact ventilation units with heat recovery up to 900 m³/h•approx. 80 m² of galvanized air duct / fittings•approx. 400 m spiral-lock seam duct DN100 – DN250•27 no. compact / telephone sound attenuators•2 no. fire protection dampers with control actuation•11 no. iris dampers•1 no.…

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