idm1996
02-29-2016, 05:40 PM
Hello. I was just wondering how to size a pump for a homemade RO. The membrane I decided on is 2600 GPD permeate at 100 PSI. So lets say I wanted to pull off approx 50% of water, would I use a 100 psi pump with a flow of 5200 GPD? Thanks for all the help. I really appreciate it.