> Frank Collingwood wrote:I agree with Frank wholeheartedly
>
> You can always use 4 inch drain pipe,
> cut in half along the longitude, and
> lined with mirror plastic, plus "egg
> crate" for fluorescent fittings. Three
> or Four UV tubes will then do the
> trick for you
https://www.thinktink.com/stack/volumes/voliii/equipment/uvlamp/uvlamp.htm
https://www.thinktink.com/stack/volumes/voliii/equipment/uvlamp/uvlamp04.htm