Well just finished installing my Aquasafe system. I bought the dual system and it came with 8 stage filter, 3.2 gallon holding tank, sink faucet and TDS meter. I found the price very reasonable all for under $300 with shipping and taxes. Cool thing is it will pay for itself in about six months concidering we don't have to go out and purchase water any more. Now just waiting to pickup the rest of my rock, pump and powerheads. Oh and plumb return