FAQs

The FAQs section was designed to answer the most frequently-asked questions which our customers have about Unical products, which are dedicated to heating and air conditioning in all settings: private homes, offices, factories, warehouses, schools, hospitals, etc.

If you have specific doubts about the operating principle of our products, our first tip is to consult the instruction handbook supplied with your appliance.

The FAQs section was designed to answer the most frequently-asked questions which our customers have about Unical products, which are dedicated to heating and air conditioning in all settings: private homes, offices, factories, warehouses, schools, hospitals, etc.

If you have specific doubts about the operating principle of our products, our first tip is to consult the instruction handbook supplied with your appliance.

Heating
Can I save on energy consumption in the summer?

In the summer, you can save on your energy consumption at home. To save on your heating system in summer, simply select the Summer function on the boiler panel and not just on the room timed thermostat. Obviously, this function can be used if you ha...

Air-conditioning
Any advice on saving on my air conditioning system in summer?

The air conditioning system operates on two important factors which ensure environmental well-being....

Heating
What is the Plant Manual?

The plant manual has the same function as a car Registration Document. It is a document containing all the information regarding systems with a power of 35 kW or more. The Plant Manual contains the following information......

Heating
What is the Plant Manual?

The plant manual has the same function as a car Registration Document. It is a document containing all the information regarding systems with a power of 35 kW or more....

Heating
What is a heat meter or calorie counter?

The heat meter is a measuring instrument which is normally certified and which, thanks to purpose-designed sensors and a meter...

Heating
What is an open-vented boiler, or more correctly known as a natural draught or TYPE "B" boiler?

A boiler is defined as being open-vented or natural draught when the appliance is connected to a chimney or a flue pipe or to a device for the discharge of combustion products outside the room in which the appliance has been installed....

Heating
What is a room-sealed boiler, or more correctly known as a forced draught fan flue or TYPE "C" boiler?

A room-sealed or forced draught fan flue boiler is an appliance in which the combustion circuit (drawing of combustion air, combustion chamber, heat exchanger and discharge of products of combustion) is sealed off from the room in which the appliance...

Air-conditioning
What does it mean if the code H1 appears on my Inverter air conditioning unit, heat pump during use for heating?

The code H1 that appears on your air conditioning unit means that your appliance is performing an automatic defrosting cycle due to the temperature and humidity of the outside air....

Heating
Where can I purchase a Unical heating product?

To find out your nearest Unical Dealer who distributes and sells all the products in our heating line, contact us on +39 0376 57001....

Heating
Where can I find spare parts for Unical boilers?

Spare parts for Unical branded boilers are distributed by the Unical Service...