Kitchen chimneys are appliances that absorb smoke & fumes from the kitchen and keep the kitchen grease & smoke free.
Factors to know while buying a Kitchen Chimney
Wall Mounted Chimneys
Chimney is fitted against the wall. These are designed for traditional kitchens where stove is located near the wall. There is minimal ducting / Pipes required.
Ceiling mounted / Island Chimneys
Chimney is fitted in the centre of the Kitchen. These are designed for modern island shaped kitchens where stove is located in the centre. There is substantial ducting / pipes required.
2. Popular Technologies
Auto Clean Chimneys
When the chimney is working, the coil that cover the motor gets heated up for 15 to 20 mins. The oil gets liquidized & is let out. The chimney stops after auto cleaning itself.
Unlike a ducted chimney, which vents air to the outside, a ductless chimney consists of a fan (or a blower, motor) with charcoal filter that sucks up grease particles, heat, smells & smoke, filters it & then recirculates it back into the kitchen. This is specially useful when there is no exit vent from the kitchen.
3. Chimney Designs
Curved Glass Chimneys
Straight Glass Chimneys
Straight Line Chimneys
4. Filter Type
Layers of Aluminum mesh overlapping each other. when the air passes through the filter, oil & grime adhere to layers. The pores get clogged very soon & affects the performance of the chimney. Requires cleaning every fortnight.
Maintenance: Warm Soapy water / detergent. Can be cleaned in dishwasher. Cleaning is easier than baffle filters.
Layers of steel / aluminum are overlapped in a fashion which changes the direction of air flow. The suction power gets hardly affected even if oil gets collected in first layer. Perfect for Indian style of cooking.
Maintenance: Needs cleaning once in 5-6 months. Gets rusted with use. Some models have easy removal while others require a technician. The filters need change in 4-5 years.
They are Primarily used for odor absorption. It has a block with charcoal granules. The absorption capacity depends upon the thickness of filter & size of charcoal granules It is used in Ductless Chimneys.
Maintenance: Needs periodical replacement 3-6 months. It cannot be washed.
4. Filter Type
Auto heat sensor
It detects heat & oil particles and automatically switches on & off
Indicator / Buzzer
They have indicator lamps or alarms for filter cleaning or replacement.