Good morning I will replace my old and obsolete ROCA Brand boiler, with another NEW BRAND "CALDAIA" but, please, given that you. They are suitable people on this subject, I ask you if you can tell me what correct power I should buy, to feed the following template of radiators that I currently have, namely: * Ground floor . DINING ROOM: 1 radiator of 10 elements, 60 cm. high, ROCA Brand - Mod. Dubal 60. Idem: 1 radiator of 4 elements, 60 cm. high, ROCA Brand - Mod. Dubal 60. Idem: 1 radiator of 5 elements, 60 cm. high, ROCA Brand - Mod. Dubal 60. PANTRY: 1 radiator of 8 elements, 60 cm. high, ROCA Brand - Mod. Dubal 60. LOW HALL: 1 radiator of 3 elements, 60 cm. high, ROCA Brand - Mod. Dubal 60. LAUNDRY: 1 radiator of 3 elements, 60 cm. high, ROCA Brand - Mod. Dubal 60. LOW PIECE: 1 radiator of 12 elements, 60 cm. high, ROCA Brand - Mod. Dubal 60. LIVING: 2 radiators of 11 elements each, 60 cm. high, ROCA Brand - Mod. Dubal 60. GARAGE: 2 radiators of 8 elements, each, 60 cm. high, ROCA Brand - Mod. Dubal 60. * Upstairs . LIBRARY: 1 radiator of 12 elements, 60 cm. high, ROCA Brand - Mod. Dubal 60. HIGH PIECE: 1 radiator of 12 elements, 60 cm. high, ROCA Brand - Mod. Dubal 60. DRESSER: 1 radiator of 7 elements, 60 cm. high, ROCA Brand - Mod. Dubal 60. OFFICE: 2 radiators of 6 elements each, 60 cm. high, ROCA Brand - Mod. Dubal 60. TWO BATHROOMS: 4 radiators of 3 elements each, 60 cm. high, ROCA Brand - Mod. Dubal 60. > TOTAL RADIATORS: 20 - - - TOTAL ELEMENTS: 138. - - - - - - Thank you very much, for the hand you give me - - Sds. cords -------------------------------------------------- -------