
Originally Posted by
Navanod
I believe the waste (or more correctly, reject) rate is depending on the pressure and how old the RO membrane is.
The lower the pressure and the older the membrane, the more the reject rate. Of course, there's an optimal pressure, after which there would be no improvement.
I'm getting about about 30+L reject for every 10L RO made.
I collect the reject for washing and other use. Technically it's also clean dechlorinated water so can be used to rinse filter media and sponge.
Bookmarks