How do cooker hood filters work

Grease Filter vs. Carbon Filter Grease filters are fitted to all cooker hoods, and are necessary even if the cooker hood uses extraction to remove odours and steam outside.

Chef's Pick. High Extraction Rate Cooker Hoods. Replacing your recirculation filter really is as simple as releasing the filter from the cooker hood.

It should just slide out from its frame or housing and be easily replaced with the new one. Universal cooker hood filters may need to be cut down to size. Figure out the size you need to cut your filter down to and cut carefully.

A recirculation filter should be replaced every 3 or 4 months. Do consult with the manual of your cooker hood for the best advice on when to change your cooker hood filter, and check to see your manufacturer can provide you with recirculation filters. If you can stay disciplined with cleaning your grease filter, you may never need to replace it. We supply cooker hood filters , ducting kits and replacement cooker hood parts for a huge range of brands at great prices. Fast Delivery. A Conventional hood or visor hood is usually fitted under a bridging wall unit so that the hood is seen as part of the run of wall units.

These cooker hoods are visible and are not hidden behind any casing or false door. Chimney hoods come in many different shapes and sizes but are usually made from highly polished stainless steel sweeping in from a wide and deep lower end over the hob to a fairly narrow upper section which forms a chimney — hence the name.

They are very visible and work well especially with wall units on each side. Island cooker hoods are specifically designed to fit to the ceiling above a hob built into island units in a kitchen. The hoods are designed so that they can be viewed from all angles around the island. Cooker Hoods Cooker hoods are used to extract airborne grease, steam and cooking odours from a kitchen to make them more comfortable to work in. Air extraction to outside A Cooker Hood which extracts the air to the outside operates more efficiently than one that recirculates the air as a carbon filter which removed the odours is not needed — with an extracting Cooker Hood, only a grease filter is necessary.

Air recirculation into kitchen Where a Cooker Hood is used recirculation mode, both a grease and charcoal filters are needed to remove the grease, steam and odours from the vapours from the hob. The charcoal filter removes the smell from the air and the air is passed back into the kitchen. The filters The grease filter Grease filters are fitted to all extractor hoods, they are generally visible when looking underneath. Charcoal filters Charcoal filter are fitted to recirculating cooker hoods to remove the cooking odours, they are positioned above the grease filter so that the air passing through them is free of grease.

Cooker hood fan speed Most cooker hoods have adjustable extraction rates fan speed which can be selected by switches on the hood, this may be just two speeds high and low or more.

The size of the stove with which it will be used, the type and amount of food being prepared, the methods being used and the frequency with which food is prepared in the kitchen should all be considered when deciding on the right size hood filter. When ordering a hood vent, the common industry practice is to state its vertical dimensions first, followed by its horizontal dimensions.

There are two common ways that hood filters can be attached to the hood above the stove. They can be riveted or welded on using baffles. If the hood is being riveted in place, it requires a frame held together using rivets and individual baffles.

Hood filters attached this way tend to be more flexible, but they loosen over time. Hood filters that are welded into place use baffles constructed from one piece of metal.

This makes the hood filter more rigid and durable. While the heavy-duty materials used to weld the hood filter in place cost more, welding it in place holds it steady for a much longer period of time. It is very important to make sure the hood filter is regularly cleaned and properly maintained.

This is of particular importance with hood filters for commercial kitchens that see a lot of activity.