Used to use a uvonair or whatever it was called years ago , worked very well , had mine on a timer just near to the inlet and it did wonders killing the smell in a room of 40 ak47,whiterussian and bubblegum , also has the added benefit of subduing mould/fungus and most bugs hateing it .
Best...
When i first started up growing in the uk over 10 years ago i did a few runs of both THseeds and serious seeds strains.
Did sage and hdf and another thseeds strain that was unmemorable.
TH was alot more of a pheno hunt throwing out a large number of pretty bog standard uninspiring plants ...