Herz & Lang - The planners for energy-efficient construction

Consulting - our brochure

Consulting - our brochure

Videos - References - Testimonials

Videos - References - Testimonials

News

29.08.2016 :: Passive House Hospital

Ground-breaking ceremony for the new Passive House hospital ...

... » read more

12.08.2016 :: Moonridge Passive House

See footage from the crew as they assemble, cut, measure, tape, seal, li... » read more

27.05.2016 :: New Rocking House Nursery

Awarding of the PHI certification, by Prof. Dr. Wolfgang Feist as part o... » read more

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