Kitchen Chimney

Product/Process

Central Building Research Institute has designed a chimney for extraction of smoke from domestic kitchen.

The chimney hood is made in the shape of a quarter of a cone with 0.65 m radius of the base and 60o apex angle. A 0.21 m dia cylindrical pipe or smooth plastered rectangular masonry duct is mounted atop the hood. A lid is mounted 0.1 m above the flue projecting 0.05 m all around. The grating made of a stretched piece of ordinary fly screen is inserted at the joint of hood and flue. This design effects smokeless environment in the kitchen


Areas of Application

These chimney can be used for a Smoke-free kitchen in rural areas.


Equipments \ Raw Materials

GI sheets or masonry work, no other major machinery is required.


Stage of Development

Installed in a few houses on experimental basis.


Economic Data

Rs. 500/chimney.

Transfer Forms: Supply of system, installation and commissioning, technical assistance for operations etc.


For further information please contact

Council of Scientific & Industrial Research