Herz & Lang - The planners for energy-efficient construction

Consulting - our brochure

Consulting - our brochure

Videos - References - Testimonials

Videos - References - Testimonials

News

12.12.2016 :: House of the future - Plus

The objective of energy-efficient buildings should be to provide comfort... » read more

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

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