| 摘要 |
An apparatus for disinfecting air flowing along a duct (10) in an air conditioning or ventilating system, comprises a head portion (12) which is mounted to the outside of the duct, and a body portion (13) extending from the head portion (12) and inserted into the duct through an aperture in its side wall: the body portion supports one or more ultra-violet lamps dispose in respective UV-transparent sleeves (17) and means are provided for causing a flow of e.g. air through the sleeves in order to control the temperature of the lamps.
|
