LAROS is the leading national building materials supplier and consultant for Passivhaus construction in Australia. We collaborate with home owners, architects, engineers, contractors, and builders to provide expert advice and high quality materials. LAROS provides all the diverse product lines and expertise required to achieve a complete Passivhaus. We supply European-manufactured double and triple glazed windows and doors, external shading, ventilation systems, structural thermal breaks, and complete airtightness and weatherproofing systems. Most importantly, LAROS has our own in-house team of certified Passivhaus designers, mechanical and structural engineers who know how each and every product works together.