Immergas
AEG
AEG Haustechnik
Ariston
Beretta
Bosch
Clage
Dafi
Deante
ERMET
Fala
Ferroli
GALMET
Hotpoint-Ariston
Junkers
Kospel
Maestro
Noveen
Stiebel
Stiebel Eltron
Thermoflow
Thermoval
Transa Electronics
Vaillant
WARMTEC
ZELMECH

1 - 10 kW
10 - 20 kW
20 - 30 kW
30 - 40 kW
od 50 kW