This is the first time i really had a need for air scrubbing. I dont want to test how long my filters will last as i feel it would be kind of risky where I live. But now after reading some of these replies i feel that maybe i could run them for longer before changing them.
Still...
About every 5 months would be more accurate. im running 2 4x4x7 tents. And in the subdivision where i live the houses are so close together you could jump from roof to roof.
If you are really worried about the power consumption. You could offset your power usage in the rest of your house by changing out every light to cfl from incandescent or from cfl to led. Better yet turn down the temp on your water heater a few degrees.
I've worked in the semi conductor field for most of my life. Every plant I worked at had and air scrubbing system. The system would scrub acid vapors out of the exhaust air before releasing it into the environment.They are known as wet vertical packed bed fume scrubbers. I am currently designing...