Does a kitchen extractor fan have to go outside?

If you’ve read our other extractor hood articles (Fitting a Cooker Hood, for example), you may be wondering whether all extractor fans for the kitchen need to vent outside. The short answer is no.

Are recirculating hoods any good?

Recirculation/self-circulating cooker hoods are often much cheaper than extraction hoods because they don’t include ducting. However, they are less effective at dealing with smells, grease, and smoke because they have to process the air, and inevitably they don’t do that 100% perfectly.

Do Rangehoods need to be ducted?

The advantage of recirculating rangehoods is that you don’t need to install a duct pipe through the wall or ceiling. The downside to recirculating your rangehood and using carbon filters, is they don’t remove heat, smoke, and all cooking smells, they do, however, reduce the smells.

Where does a cooker hood vent to?

Generally with all cooker hoods you have a choice, to duct to an exterior wall OR to use carbon filters that recirculate the air. Ducting is ALWAYS the preferable option.

Do all cooker hoods recirculate?

When you choose your cooker hood, you will have the choice between two different processes: extracting or recirculating. Cooker hoods come in a variety of styles that will suit any kitchen. … It can either be sent outside or it can be recirculated back into the kitchen using carbon filters.

How do you vent a cooker hood?

How far can I duct a cooker hood?

For most ducted hoods, the maximum recommended length of ducting is around 5 metres, though you’ll need to reduce this by 1.2 metres for every right angle bend you have. As a general rule, the shorter the duct run and the fewer the bends, the better your hood will perform.

Do you need a kitchen vent?

Without question. It’s far preferable to vent the air outdoors than to recirculate it into the room. A vented hood that removes steam, smoke, heat, and cooking odors is the best way to keep your kitchen clean, since it gets rid of grease particles that would otherwise accumulate on your walls and cabinets.

Do you need an extractor fan above a hob?

An extractor hood is not a requirement, However it is a good way of eliminating smoke and steam when the hob is in use therefore reducing other problems in the future. Steam in particular obviously creates a very damp environment which over time can reduce the lifespan of kitchen units and worktops.

Can you use PVC ducting for cooker hood?

PVC ducting is the cheapest one available, but is highly versatile and can be used in the majority of general ventilation connection applications, including cooker hoods.

Can you use 100mm duct for cooker hood?

100mm Ducting is used for low power cooker hoods, generally any cooker hood with a motor extraction rate of between 150 m³/hr to 450 m³/hr, most cooker hoods back in the early 1980s had very poor extraction rates and 4″ ducting was the normal dimension used, even today some cheaper cooker hoods will allow for 100mm …

Are downdraft hoods effective?

Limited Effectiveness

Because of their design, downdraft vents work harder than updraft systems to remove air, and are usually ineffective at drawing steam, odors and smoke from burners that are farthest away, and from tall stockpots.

Is an extractor fan a legal requirement in a kitchen?

In short – yes, you do need an extractor hood. Since April 2006, building regulations state that extract ventilation must be fitted in a kitchen which has been built from that date onwards. A kitchen will meet these regulations if the unclean air is extracted externally.

Is Aluminium ducting better than plastic?

Aluminium ducting is normally used where there is lots of heat like on a cooker extractor unit, because it needs to be heat resistent. Plastic is usually used for showers as it does not get hot like a kitchen extractor!

How do you seal cooker hood ducting?

Here’s how.
  1. Extend your duct down to attach it to the transition piece. …
  2. Use aluminum duct tape to seal the vent. …
  3. Secure the duct tape firmly to the transition piece. …
  4. Test the range hood before installing the chimney. …
  5. If air leaks, apply a second piece of duct tape.

Can you use an extractor fan instead of a cooker hood?

UK Building regulations state, “If you carry out any ‘building work’, and there is an existing extract fan (or cooker hood extracting to outside in the kitchen) you should retain or replace it. However, if there is no existing ventilation system you need not provide one.”

Is it a legal requirement to have an extractor fan in a rented property?

Rental homes must have openable windows in the living room, dining room, kitchen and bedrooms. Kitchens and bathrooms must have extractor fans. Mould and dampness caused by poor ventilation is harmful for tenants’ health as well as landlords’ property.

Is it easy to install a cooker hood?

Most homes feature a hood over the stove for light and ventilation. If your home does not have one, or if yours needs to be replaced or upgraded (e.g. because it does not have an exterior vent), the process of installing one is not overly complicated.

Is cooker hood necessary Singapore?

Unless you only boil water in the kitchen, you’ll need a range cooker hood to help reduce smells and greasy fumes. … Powerful hoods have air extraction rates of more than 600 cubic metres, and most fight against grease and odours with a carbon filter system.

Do you need a cooker hood with an induction hob?

A venting hob is an induction or ceramic hob that features its own extractor to draw down steam, smoke and oil particles, set into the centre of its surface. This means that the hob doesn’t need to be paired with a separate extractor hood.