Germany – Heating, ventilation and air-conditioning installation work – Bundespolizei Ludwigsdorf - Umbau Gebäude 4 und 9 mit Verbinder

- 2 CHP modules (cascade), each with a 50 kW connection capacity, including accessories and a 2,000-liter buffer storage tank - 200 kW natural gas condensing boiler, including accessories - Note: A maintenance contract including troubleshooting/analysis within 6 hours (supplementary module) is mandatory for the aforementioned heat generation systems - Central hot water preparation via instantaneous water heater (fresh water station) including a 2,000-liter buffer storage tank - Complete heat distribution system consisting of a heating manifold with 8 heating circuits, circulation pumps, shut-off and safety valves, and accessories - Approx. 130 steel tube and panel radiators, including thermostats, mounting hardware, and accessories - Approx. 2,700 m² underfloor heating, including 5 underfloor heating manifolds and accessories - 150 m seamless steel pipe, DN 15 to DN 65, for welding 370 fittings and connectors, fastening material - approx. 3,200 m precision steel pipe DN 12 to DN 65 for press connections, approx. 4,300 fittings and connectors, fastening material - 250 branch fittings and valves - 600 kg structural steel for support brackets, profile rails, etc. - Complete thermal insulation (mineral wool) including sheathing (sheet metal/foil) for the aforementioned heat distribution system (pipes + fittings) - 50 m gas line made of threaded steel pipe including fittings and connectors - Refrigeration system consisting of a refrigeration manifold (3 circuits), chilled water piping DN 15 to DN 65, circulation pumps, fittings and accessories - 40 ceiling fan convectors for cooling with recirculation operation, including accessories - Complete cold insulation (elastomeric foam) for the aforementioned cold distribution system - approx. 110 Fire protection seals for pipelines including identification plates - Production of boreholes and wall chases in reinforced concrete - Pressure and leak tests including documentation - Instrumentation and control (I&C) and cable...