No Image Lotto 6319 Cyclone - Buhler HT22 cyclone with a 5kw fan on top and Derion rotary valve on the discharge. Fan 6319Cyclone - Buhler HT22 cyclone with a 5kw fan on top and Derion rotary valve on the discharge. Fan Sanderson Weatherall Cyclone - Buhler HT22 cyclone with a 5kw fan on top and Derion rotary valve on the discharge. Fan can deliver up to 2400m3/hr at 220mm wg. (UCPE 6... Add to watchlist Catalogue Timed