Italtherm CITY TOP 25 K 25 kW
![]() | Outdated Product Energy source: gas; Installation: wall; Type: dual-circuit (heating and DHW); Heating area (m²): 200; Condensing; Heat output (kW): 25; Coolant min. T (°C): 35; Coolant max. T (°C): 80; DHW min. T (°C): 35; DHW max. T (°C): 55; Performance (ΔT=25 °C) (L/min): 15.5; Warm start; Efficiency (%): 105.3 |
Italtherm CITY TOP 25 K 25 kW
25 kW
34.9 kW
Energy source:gas
Mount:wall, dual-circuit
Boiler power:25 kW, area ~ 200 m²
Combustion chamber:closed, flue 60/100, 80/80 mm
DHW temperature:from 35 °С, up to 55 °С
An outside temperature sensor can be connected. The optimum coolant pressure is from 1 to 1.5 bar in a cold state.
Italtherm positions its CITY TOP K range of condensing boilers as the most energy efficient on the market. Burner modulation range 1 to 20.
All specifications
Specifications CITY TOP 25 K
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E-Catalog UK editor, Boilers
Olexandr Cherkashche…, edited 13.09.2021
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Italtherm 2026 - new arrivals, bestsellers, and the most relevant models Italtherm.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Italtherm 2026 - new arrivals, bestsellers, and the most relevant models Italtherm.
























