HSH-Installateur is an Austrian network of regional installation specialists focused on renewable energy, efficient building technology and bathrooms. Operating through around 100 locations across Austria, the network brings together approximately 2,000 employees and draws on 25 years of collaboration. Its core expertise includes replacing outdated heating systems and helping customers explore more sustainable ways to heat and manage energy at home.

Services and solutions cover heat pumps, wood and pellet heating, solar thermal systems, photovoltaic installations, underfloor and wall heating, cooling, air conditioning, ventilation and heating-system optimization. Customers can also access guidance on available grants and use online tools to plan a heating system or estimate bathroom renovation costs. For bathroom projects, HSH-Installateur offers design and renovation services, sanitary fittings and wellness ideas, supported by an online showroom featuring current trends.

The website also presents practical project examples and helps users find a local HSH specialist by region. Through its partner network, HSH-Installateur aims to make renewable energy, energy efficiency and comfortable, well-designed living spaces more accessible.