RO SET REVERSE OSMOSIS UNIT RO-50 GPD CAPACITY 50 GALLON PER DAY RO-100 GPD CAPACITY 100 GALLON PER DAY RO-2000 LPD CAPACITY 2000 LITER PER DAY RO-6000 LPD CAPACITY 6000 LITER PER DAY RO-12000 LPD CAPACITY 12000 LITER PER DAY RO-24000 LPD CAPACITY 24000 LITER PER DAY MADE TO ORDER CAPACITY UNLIMITED