I think the majority of the stats & data he cites is valid.
I do want to have a design that mitigates as much fine dust as possible. It sounds like that means I should have something that moves 800 CFM at about 4000 FPM on each machine. It's do-able.
I'd pay for the extra electricity to protect my lungs. The CO concern is a good one though. I'd have to think of my air intake.
For a second there I thought you meant he was a COPD sufferer, but I can see the OCD. I'm a little OCD, too.
Threaded Mode