How much clearance does a boiler flue need?

Flue clearance must be at least 300mm from the ground. Terminal guards must be fitted if the flue is less than 2 metres from the ground or if a person could come into contact with the flue terminal.

How high does a boiler flue have to be?

As more houses get built, more space runs out, which means that boiler flues sometimes have to point out onto public walkways. If this is the case with your home, the installer will be required to fit the flue at a height of 2.1m or higher so it is guaranteed to be above head-height.

How many bends can a boiler flue have?

Certain flues and certain boilers allow for different lengths. Some can run up to six metres, whilst others can allow for 12 metres. The number of bends an affect this quite a lot. Every 90 degree bend counts as two metres, and every 45 degree bend counts as another metre.

Can you box in a boiler flue?

No person shall connect a gas appliance to a flue which is surrounded by an enclosure, unless that enclosure is so sealed that any spillage of products of combustion cannot pass from the enclosure to any room or internal space other than the room or internal space in which the appliance is installed.

How far should a flue be from a vent?

Depending on the size of the boiler, the flue must be positioned a certain distance from the nearest window, door, or air brick. Typically this is around 30-60cm if it’s to the side or above the opening, and a bit more if it’s below.

How do I know if I have a blockage flue?

How to tell if your boiler flue is blocked

  1. Oxidization – Use a cloth to determine if there are any white stains around the connection of the flue as these can indicate a blockage.
  2. Take a look – Some blockages will be visible from the outside, particularly in the case of garden debris.

Does carbon monoxide come out of boiler flue?

Carbon monoxide is a gas produced in a boiler when fuel is not burned completely due to a lack of oxygen. When carbon monoxide is produced, boilers release the gas outside the home via a flue. However, this gas can sometimes escape from the boiler system into the home and cause carbon monoxide poisoning.

What do you need to know about boiler flue regulations?

What the boiler flue regulations say 1 Location. Under the boiler flue position regulations, the flue has to be positioned a certain distance from any parts of the home that can be opened up such as windows 2 Temperature. 3 Flues facing public spaces. 4 Vertical flues.

What are the regulations for a new boiler?

We’ve highlighted some of the key points from the regulations that you will need to keep in mind when installing a new boiler. Under the boiler flue position regulations, the flue has to be positioned a certain distance from any parts of the home that can be opened up such as windows and doors.

Do you need a boiler flue if you have a combi boiler?

If you already have a combi boiler or regular boiler installed, there should be a functional flue present. If you’re thinking about replacing your boiler, or you’re organising a check to make sure that everything is in good working order, the flue isn’t something you need to worry about.

Where is the best place to place a boiler flue?

The ideal placement of a boiler flue depends on a number of factors. According to the boiler flue regulations, regard should be given to the following issues when determining the appropriate placement: A boiler flue should not be placed close to any part of your home that can open, such as windows or doors.