dear sir we look for supplier for R.O system for home use as per following specifications - high pressure switch - booster pump - water storage tank 4 gallon ( made of metal or polyproplyene ) - auto shut off valave  - Drain Restrictor - 4-5 filters - 220V,50HZ main rejection = 95-99% treatment stages = 5-6 stages Accessories - Tank ball valve - Drain saddle valve - piping insert 1/4 inch . please send your offer CNF Alexandria Port , Egypt for load of 20 feet container only serious supplier contact me