The GE Merlin is capable of producing 750 gallons per day but running two 375 GPD membranes in parallel. The GE Merlin RO System is a 3 stage reverse osmosis system which contains two replacement water filter cartridges and two membranes. Below is a break down of each stage and the compatible replacement membrane and filter part numbers that can be found on our site.
STAGE 1 : 3038333 STAGE 2 : 4000569 (requires two) STAGE 3 : K2333-KK
STAGE 1 : 3038333
STAGE 2 : 4000569 (requires two)
STAGE 3 : K2333-KK