====== Lengdorf nursery school, Germany ====== \\ | **Passive House nursery school\\ Passive House according to PHPP calculations (PHI Darmstadt)**\\ \\ See ID 1308 in the [[http://www.passivhausprojekte.de/projekte.php|Passive House project database]]\\ \\ Specific space heating demand: //**15 kWh/(m²yr)**//\\ Primary energy demand: //**80 kWh/(m²yr)**//\\ Primary Effective Floor Area: //**190 m²**//\\ Effective Floor Area: //**325 m²**//\\ Treated Floor Area: //**290 m²**//\\ Volume: //**1,096 m³**//\\ \\ Construction costs: //**1,890€/m² of Effective Floor Area, incl. VAT**// |{{ :picopen:lengdorf_nursery_roof.jpg?300 }}| \\ \\ |{{ :picopen:lengdorf_nursery_cross_section.jpg?500 }}|{{ :picopen:lengdorf_nursery_ground_floor.jpg?480 }}| |//**Lengdorf nursery cross section; AB Vallentin**//|//**Lengdorf nursery ground floor; AB Vallentin**//|\\ \\ **Construction:** * //**External wall:**// Plasterboard, OSB, plywood I-beams with 40cm cellulose insulation, MDF, ventilated larch sheathing * //**Roof:**// OSB, plywood I-beams with 40cm cellulose insulation, MDF (open to diffusion), ventilated corrugated aluminium sheet * //**Floor slab Basement:**// 12cm perimeter insulation, reinforced concrete floor slab, airtight seal, 18cm insulation * //**Ground floor:**// Impact sound insulation, floor screed, linoleum * //**Ventilation, heating, DHW:**// Supply&exhaust air system with cross-flow heat exchanger, pre-heating/cooling via groundwater heat exchanger, pellet boiler, 7 m² flat plate collector, 500 litre thermally layered storage tank\\ \\ |{{ :picopen:lengdorf_nursery_backyard.jpg?500 }}|{{ :picopen:lengdorf_nursery_front.jpg?371 }}| |//**Backyard of the nursery; AB Vallentin**//|//**Front of the nursery; AB Vallentin**//|\\ \\ |{{ :picopen:lengdorf_nursery_classroom.jpg?500 }}|{{ :picopen:lengdorf_nursery_hallway.jpg?210 }}| |//**A classroom in the nursery; AB Vallentin**//|//**Hallway; AB Vallentin**//|\\ \\ -------- **Architects:**\\ Anna Kragler | Florian Baubin | Dieter Focke,\\ [[http://www.vallentin-architektur.de/index.htm|AB Vallentin]]\\ 84405 Dorfen, Germany\\ [[info@vallentin-architektur.de]]\\ \\ **Building services:**\\ [[http://www.itg-landshut.de/|IB ITG]],\\ 84028 Landshut, Germany\\ \\ **Statics:**\\ IB Jochum,\\ 82239 Alling, Germany\\ \\ **Outdoor facilities:**\\ [[http://www.vallentin-architektur.de/index.htm|AB Vallentin]],\\ 84405 Dorfen, Germany