Dark mode
USA
Choose city or write postal code
We were unable to accurately determine your city. Please, select a city to display stores and prices for your region.
Catalog   /   Climate, Heating, Water Heating   /   Heating & Boilers   /   Boilers   /   Lemax

Lemax UNO-20 20 kW

Photos - Boiler Lemax UNO-20 20 kW
Photos 5
Outdated Product
Energy source: gas; Installation: floor; Type: single-circuit (heating only); Heating area (m²): 160; Heat output (kW): 20; Coolant max. T (°C): 90; Efficiency (%): 92; Combustion chamber: open (atmospheric); Firebox size: Dimensions (mm): 1060x470x722; Weight (kg): 81;
add to listmy lists
Lemax UNO-20 20 kW
Energy source:gas
Mount:floor, single-circuit
Boiler power:20 kW, area ~ 160 m²
Combustion chamber:open, flue 130 mm
All specifications
Specifications UNO-20
Main
Energy sourcegas
Installationfloor
Typesingle-circuit (heating only)
Heating area160 m²
Technical specs
Heat output20 kW
Power supplyautonomous (no electricity)
Coolant max. T90 °С
Heating circuit max. pressure1 bar
Consumer specs
Circulation pump
Boiler specs
Efficiency92 %
Combustion chamberopen (atmospheric)
Flue diameter130 mm
Inlet gas pressure13 mbar
Max. gas consumption2.4 m³/h
Heat exchangerstainless steel / 2 mm /
Connections
Gas supply3/4"
Central heating flow2"
Central heating return2"
Safety
Safety systemswater overheating
flame loss
draft control
More specs
Dimensions (HxWxD)1060x470x722 mm
Weight81 kg
Added to E-Catalogaugust 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 Lemax 2025 - new arrivals, bestsellers, and the most relevant models Lemax.
Filters
Models
Brands
(energy source) 
gas 
Out of stock
UNO-20
Open Menu