Condensing boilers ≤ 35 kW outdoor - encasing City Open 35 K

W x H x D: 520 x 850 x 240 mm
Weight: 39.8 Kg
Qn/Qmin: 28/3.5 kW
Qnw: 33,2 Kw
η30 % at Qn: 106.7 %
Flow rate (ΔT 25°C): 18.7 l/min

City Open 35 K

CH and instant DHW with premix burner, outdoor in wall

KIWA Certification for operating with mixtures of methane gas and hydrogen up to 20%.
Possibility of discharge Ø 50 mm (rigid and flexible) up to 40 m
Condensing stainless steel heat exchanger with extra wide water passages
Modulation ratio 1:10
Antifreeze protection -10°C
Smart adaptive gas valve
Condense siphon
Brass hydraulic group
Control panel inside the boiler (for service)
ICS (Intelligent Combustion System) it guarantees a perfect combustion in all conditions
6 NOx Class in accordance with UNI EN15502-1
Intelligent remote control as standard