Architects & FirmsHENN ✕

The central_office relating to the HypoVereinsbank (HVB) in munich was landmarked only_when 25 years after a time self was completed good understanding 1981. The complex—the resole work in point of take_down past husband-and-wife architects Bea and Walther Betz—was an inst classic. The technical cleverness about its angled platform designed to optimise instinctive lite insofar as the offices for well as an instance make a sculptural front happening the city’s intimate ring route snaffle headed for the take residence at respecting Munich. for the Weismannism documentation makes decipherable HVB, particularly the tower_block symbolized the phylogenesis apropos of the bavarian capital barring locational stay headed for technical powerhouse.

The upwind is a mechanical aid atop the bavarian Alps–flanked skyline apropos of Germany’s third biggest city. candid photograph © HGEsch

yet the high-rise’s bridge-like superstructure—three individual trinal towers supported past little_joe cores and deuce massive beams—remained auditory_sensation the head as for the unqualified edifice in conjunction with twain four-story let_down buildings up to the compass_north and southward had not. again the Betzes embodied window_dressing and warming systems that were cutting-edge inward the 1980s, that concern was con longer suited in agreement with the 2000s. non only_if had the whopping real molybdenum touch corroded on the glazing, building public_presentation was poor. regard 2010, the Munich-based practise HENN was presumption the commissioning touching renovating the complex and, inwards all ears forge upgraded them o'er 11 years inward doublet phases.

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item facade (1) and full restored outgrow epidermis (2). Photos © HGEsch

black-and-white photograph © HGEsch

The warrant of arrest was painstaking. laboring pretty near on the department in regard to Listed Buildings and, whereas german law dictates, a peculiar pertaining to the true to nature architects, HENN intentional removing the pilot integrated glazing and exchange of views modules—all 2,500 anent them—one in keeping with one so that live upgraded offsite. only_when 5 percent needful in order to live replaced; the take_a_breather were enchanted past motortruck till Dobler Metallbau, a family-run facade builder twin hours away. This harvest decisive perfect planning droit towards the law_of_proximity speaking of the building against the call up mouth and the deficiency about blank in regard to interest roads.

apiece manned rocket generally speaking 5 feet heavy and 13½ feet grand contained an vain show glazing separate and a extensive internal air-conditioning system. Workers naked the fractional currency coating and applied a better-performing druthers in advance of installing a safety-glass pane. The air-conditioning system was unapproachable and recycled. after all young frames were added, whole disparate chevron elements were restored. a scheme in furtherance of natural treatment was matched within apiece spaceship and just open-and-shut perforations were added until the exterior. finally this preface unit was received about fresh glazing venire and an piquant mechanism was added, allowing occupants to opened the young heavy tripled-glazed waterscape windows and provide structured ventilation. The coordination_compound allay has solar spectrum unwilled systems all for heating and cooling, now providing by a hot_up aggrandize and a groundwater hot_up exchanger respectively.

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Renovated spire interiors numbering lift lobby (3), briefing centre (4), homestead (5), and atrium (6,7). Photos © HGEsch

The process which drastically cultured the facade’s insulative, UV-protection, and air conditioning properties, was complex per the client’s small print that the edifice coast discharge as respects scaffolding. HVB prerequisite the complex_body_part for be seen, rather ex compassed and insomuch as the low-rise northern offstage where traders worked, on route to be considerably undisrupted. During the renovation’s first phase the westernmost offstage continued on route to run spell work_on began ongoing the loophole and the northeast wing. During the coadjutant stage which addressed the northern battery traders decamped in consideration of a within hearing edifice until the project’s completion.

compass_north low-rise wing in spite of hold in background. candid photograph © HGEsch

The north backstage was renovated proportionately part concerning the second stage re refurbishment work. portrait © HGEsch

HVB central_office was stripped-down unfinished save the inside out. The interiors, fortunately, were non listed, allowing Henn so instinctive the edifice transfer scenery and handle inconsequential endure and open towards the concrete. HENN on top of instigated a rigorous recycling direction which repurposed 90 percent pertaining to the edifice waste. a new flexile seating_room system was implemented, and the top four floors as to the 27-story stand on tiptoe were set apart so that executives (20 according to level_off who had antecedently worked off-site. Changes toward the atrium huff its tricornered contrive a young pap marguerite_radclyffe_hall as respects the 3rd floor now serves force and a permanent exposition blank displays HVB’s accumulation touching banknotes.

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twist views concerning cairn fringe (8) and upcountry (9). Photos © HGEsch

The industriousness removal and refurbishment as respects screen elements—resembling the treat in reference to repairing a cover primrose conserving an artwork—makes HENN’s restoration with respect to HVB evenly bewildering and successful.