The Vaillant brand sells heat pumps, condensing boilers and electric boilers, heat recovery units, solar systems, hot water tanks and control technology. It was founded in 1874 in Remscheid, Germany. The emphasis is on quality, durability and sustainability of products.

The Protherm brand has been available on the Czech market since 1992. It offers heat pumps, gas boilers and electric boilers, solar systems, hot water tanks, flow heaters and control technology.

Retail and wholesale sales of tools, sound, soldering, satellite, antenna and garden equipment, LED lighting, photo traps, electrical appliances, speakers, power supplies, inverters, batteries and accumulators, mechanical and power tools.