Unical
Caldaia a Condensazione Unical X 24 C Gpl con Kit Scarico Fumi
From €824,00VAT includedUnit price /UnavailableFerroli
Caldaia a Condensazione Ferroli Force W 120 Metano/Gpl Solo Riscaldamento con Kit Scarico Fumi
€4.001,00VAT includedUnit price /UnavailableFerroli
Caldaia a Condensazione Ferroli Force W 99 Metano/Gpl Solo Riscaldamento con Kit Scarico Fumi
€3.571,00VAT includedUnit price /UnavailableFerroli
Caldaia a Condensazione Ferroli Force W 80 Metano/Gpl Solo Riscaldamento con Kit Scarico Fumi
€3.149,00VAT includedUnit price /UnavailableFerroli
Caldaia a Condensazione Ferroli Force W 60 Metano/Gpl Solo Riscaldamento con Kit Scarico Fumi
€2.718,00VAT includedUnit price /UnavailableFerroli
Caldaia a Condensazione Ferroli Fbc 28C Metano/Gpl con Kit Scarico Fumi
€702,00VAT includedUnit price /UnavailableBiasi
Caldaia a Condensazione Biasi Rinnova Adaptive Fast 30S A+ Metano/Gpl con Kit Scarico Fumi
€1.883,00VAT includedUnit price /UnavailableBiasi
Caldaia a Condensazione Biasi Rinnova Adaptive Fast 25S A+ Metano/Gpl con Kit Scarico Fumi
€1.827,00VAT includedUnit price /UnavailableBiasi
€1.329,00VAT includedUnit price /UnavailableBiasi
€1.085,00VAT includedUnit price /UnavailableBiasi
€1.070,00VAT includedUnit price /UnavailableSavio
Caldaia a Condensazione Savio InoxDens Moon 30 SV Metano/Gpl Solo Riscaldamento con Kit Scarico Fumi
€1.329,00VAT includedUnit price /UnavailableSavio
Caldaia a Condensazione Savio InoxDens Moon 20 SV Metano/Gpl Solo Riscaldamento con Kit Scarico Fumi
€1.085,00VAT includedUnit price /UnavailableSavio
Caldaia a Condensazione Savio InoxDens Moon Fast 30 S A+ Metano/Gpl Con Kit Scarico Fumi
€1.883,00VAT includedUnit price /UnavailableSavio
Caldaia a Condensazione Savio InoxDens Moon 16 SV Metano/Gpl Solo Riscaldamento con Kit Scarico Fumi
€1.070,00VAT includedUnit price /UnavailableSavio
Caldaiaa a Condensazione Savio InoxDens Moon Fast 25 S Metano/Gpl with Kit Scarico Fumi
€1.519,00VAT includedUnit price /UnavailableSavio
Caldaia A Condensazione Savio InoxDens Moon 30 S Metano/Gpl con Kit Scarico Fumi Metano
€1.284,00VAT includedUnit price /UnavailableSavio
Caldaia a Condensazione Savio InoxDens Moon 35 S A+ Metano/Gpl con Kit Scarico Fumi
€1.694,00VAT includedUnit price /UnavailableSavio
Caldaia a Condensazione Savio InoxDens Moon 30 S A+ Metano/Gpl con Kit Scarico Fumi Metano
€1.527,00VAT includedUnit price /UnavailableSavio
Caldaia a Condensazione Savio InoxDens Moon 25 S A+ Metano/Gpl con Kit Scarico Fumi Metano
€1.417,00VAT includedUnit price /UnavailableSavio
Caldaia a Condensazionea Savio InoxDens Moon Fast 25 S A+ Metano/Gpl Con Kit Scarico Fumi
€1.827,00VAT includedUnit price /UnavailableUnical
Caldaia a Condensazione Unical Kon B 28 Metano con Kit Scarico Fumi
€2.625,00VAT includedUnit price /UnavailableVaillant
€5.021,00VAT includedUnit price /UnavailableImmergas
Caldaia a Condensazione Immergas Victrix Zeus Superior 35 Metano/Gpl con Kit Scarico Fumi
€3.206,00VAT includedUnit price /UnavailableKalor
Caldaia a pellet Kalor SKILL BOILER 35 Plus da 34,1 kW Autopulente Wi-Fi Optional
€6.685,00VAT includedUnit price /UnavailableRiello
Caldaia a Condensazione Riello Residence Hm 20 IS Metano/Gpl Solo Riscaldamento con Kit Scarico Fumi
€1.450,00VAT includedUnit price /UnavailableFONDITAL
Caldaia a Condensazione Fondital Ischia In KC 28 kW Metano con Kit Scarico Fumi
€1.145,00VAT includedUnit price /UnavailableFONDITAL
Caldaia a Condensazione Fondital Ischia In KC 24 kW Propano con Kit Scarico Fumi
From €970,00VAT includedUnit price /UnavailableFONDITAL
Very low stockFrom €850,00VAT includedUnit price /UnavailableFONDITAL
Caldaia a Camera Aperta Fondital Formentera Pro CTN 28 Metano
€1.124,00VAT includedUnit price /UnavailableFONDITAL
Caldaia a Camera Aperta Fondital Formentera Pro CTN 24 Metano
€1.073,00VAT includedUnit price /UnavailableBiasi
Caldaia a Condensazione Biasi Rinnova Adaptive Fast 30S Metano/Gpl con Kit Scarico Fumi
€1.575,00VAT includedUnit price /UnavailableBiasi
Caldaia a Condensazione Biasi Rinnova Adaptive Fast 25S Metano/Gpl con Kit Scarico Fumi
€1.364,00VAT includedUnit price /UnavailableTermotek
Caldaia a Condensazione Termotek Ecodens 30E Metano con Kit Scarico Fumi
€735,00VAT includedUnit price /UnavailableHermann Saunier Duval
€1.754,00VAT includedUnit price /UnavailableJunkers Bosch
Caldaia a Condensazione Junkers Bosch Condens GC 4300i W 24/25 kW Metano/Gpl con Kit Scarico Fumi
€1.147,00VAT includedUnit price /UnavailableSavio
€1.295,00VAT includedUnit price /UnavailableJunkers Bosch
€1.964,00VAT includedUnit price /UnavailableImmergas
€3.028,00VAT includedUnit price /UnavailableChaffoteaux
Caldaia a Condensazione Chaffoteaux Niagara C Green 25 EU Gpl Con Kit Scarico Fumi
€1.695,00VAT includedUnit price /UnavailableKytek
Caldaia a Condensazione Kytek Cometa 28/33 kW Metano/Gpl con Kit Scarico Fumi
€894,00VAT includedUnit price /UnavailableFONDITAL
€1.616,00VAT includedUnit price /UnavailableKytek
Caldaia a Condensazione Kytek Cometa 33/33 kW Metano/Gpl con Kit Scarico Fumi
€999,00VAT includedUnit price /UnavailableFerroli
€2.189,00VAT includedUnit price /UnavailableChaffoteaux
€1.695,00VAT includedUnit price /UnavailableBeretta
Caldaia a Condensazione Beretta EXCLUSIVE X 25C Gpl con Kit Scarico Fumi
€1.345,00VAT includedUnit price /UnavailableSime
Caldaia a Condensazione Sime Murelle Ht 25 Metano con Kit Scarico Fumi
€2.054,00VAT includedUnit price /UnavailableFONDITAL
Caldaia a Condensazione Fondital Formentera KC 24 Gpl con Kit Scarico Fumi
€1.310,00VAT includedUnit price /UnavailableSime
Caldaia a Condensazione Sime Murelle Ht 30 Gpl con Kit Scarico Fumi
€2.250,00VAT includedUnit price /UnavailableChaffoteaux
€3.147,00VAT includedUnit price /Unavailable
What is a condensing wall-hung boiler?
The condensing wall-hung boiler is a compact heat generator designed to be fixed directly to the wall, without taking up floor space. It recovers the heat from the flue gases that a traditional boiler would waste, increasing efficiency and lowering gas consumption. Thanks to its compact dimensions, it fits in a kitchen, a bathroom, a covered balcony or inside a dedicated cabinet, and it is the most common solution in apartments.
Why choose the wall-hung format
The main advantage is compactness. A wall-hung boiler weighs and takes up far less space than a floor-standing model, so wall installation is faster and more flexible. Here are the reasons it remains the first choice:
- Compactness: small dimensions, ideal when space is limited.
- Wall installation: mounted on a load-bearing wall, without taking up floor space.
- Efficiency: condensing technology recovers heat and lowers the bill.
- Versatility: it pairs easily with radiators and underfloor heating.
If you are looking for a broader overview of the technology, you can also browse the condensing boilers category.
Combi models for heating and domestic hot water
Most wall-hung boilers are combi models, meaning a single unit handles both the heating of the radiators and the production of domestic hot water for taps and shower. Instantaneous models heat the water at the moment it is drawn, while those with a small built-in tank ensure a more constant flow when several taps are open at once. If your hot water needs are high, you can also consider a dedicated water heater or a heat pump water heater to supplement the system.
Typical outputs and how to choose
Output is measured in kW and is chosen according to the area to be heated and the number of bathrooms served. In our catalogue you will find mainly these sizes:
- 24 to 25 kW: standard apartments with one or two bathrooms, the most requested size.
- 28 to 30 kW: larger homes or those with a higher simultaneous hot water demand.
- 32 to 35 kW: large houses, two or more bathrooms and mixed radiator and underfloor systems.
For external technical rooms or very large spaces, a floor-standing solution may make sense, but for the classic apartment the wall-hung boiler remains the most balanced choice between footprint, output and price.
The best brands available
You will find the leading manufacturers in the sector, with official warranty and easily sourced spare parts: Ariston, Ferroli, Riello, Beretta, Chaffoteaux, Immergas and Vaillant. Prices start at around 370 euros for the most compact models and rise to the highest-performing solutions, for every budget.
Tax deductions and incentives
Replacing an old boiler with a high-efficiency condensing wall-hung boiler may qualify for tax incentives where applicable, such as reduced VAT for renovation work. The conditions depend on the type of work and the documentation, so it is worth checking the current requirements before buying. If you are renovating your system, you can take a look at all the active offers and the products for home heating.

























































































































































































