Herz & Lang - The planners for energy-efficient construction

Consulting - our brochure

Consulting - our brochure

Videos - References - Testimonials

Videos - References - Testimonials

News

11.11.2016 :: International Passive House Days

11.-13. November: Passive House residents worldw... » read more

24.10.2016 :: It's all about comfort

Raphaël Vibert's lecture on global experiences of building Passive ... » read more

03.10.2016 :: Herz & Lang unlocks the world of big buildings

House of the Future, Passive House 2.0 - Dieter Herz at the NY15... » read more

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