What is combi boiler?

A combination or ‘combi’ boiler is both a high efficiency water heater and a central heating boiler in a single compact unit. Combi boilers heat water directly from the mains when you turn on a tap, so you won’t need a hot water storage cylinder or a cold water storage tank in the roof space.

What is a combi unit?

A combination boiler, often called a “combi boiler,” offers both space heating and domestic hot water in one package to save space, and in a lot of cases, money. During the heating season the combi boiler runs as needed to heat a structure and provide hot water for showers, sinks, and other hot water appliances.

What is a boiler cupboard?

(kŭb′ərd) A closet or cabinet, usually with shelves for storing food, crockery, and utensils.

How do combi boilers work?

Combi boilers provide a “combination” of instantaneous hot water and effective central heating. Combi boilers work by signalling a sensor once you’ve requested hot water which tells the boiler to burn fuel (whether gas, electric or oil). The heat exchanger then gets hot enough to heat the water when it flows over it.

Do you still have an airing cupboard with a combi-boiler?

Good idea about the radiator, might have to look at that! if you want an airing cupboard, and ask for it, you can have one. If not, no. Remember that you are not obliged to have a combi. Modern condensing boilers are available that are not combis, but have all the efficiency benefits (and use less gas in summer).

What does it mean to have a combi boiler?

Combi boilers are also very simple to install, operate and maintain. What is a combi boiler? In a gas combi boiler, the word ‘combi’ is short for ‘combination’. It is called a combination boiler because it is a single unit which serves two functions – heating and hot water.

What are the regulations on airing cupboards in the UK?

If you are thinking of enclosing an existing boiler, or having a new one installed, here are some things your need to know in relation to boiler airing cupboard regulations in the UK. The boiler cover can be fully opened to allow for servicing and repair as and when needed. There is at least 50mm of air gap all around the boiler.

What’s the difference between Combi and central heating?

Combi is short for combination boiler; basically it is a combination of a water heater and central heating boiler in one compact unit.