Vaillant products cover combi and system boilers, free standing and fan flue, open vented as well as water heaters and cylinders. Aguaplus, Ecomax, Ecotec are part of the combi group which also includes VCW and Turbomax. Thermocompact is one of the system boilers. Then there is the Vu242e & Vc280T open vent boilers and the VK range of free standing models. Cylinders are covered with the Vantage and VIH range, water heaters with the Mag 125, 440 & Mag 9/1.