GREATWELL 400 GPD Reverse Osmosis (RO) Water Filtration System Amazon Coupon Promo Code

Save an extra 20% on GREATWELL 400 GPD Tankless Reverse...More

Save an extra 20% on GREATWELL 400 GPD Tankless Reverse Osmosis (RO) Water Filtration System with 1.5:1 Pure to Drain Ratio and Drinking Water Faucet with this coupon code. This coupon code valid through June 14, 2019 or while supplies last on Amazon. Discount applies at checkout.

Coupon Price :$398.40

  • Snap-on Connection
  • Straightforward Installation
  • Filter Change Indication

Fast Water Flow Guaranteed by Built in Booster Pump and GE RO Membrane

Traditional RO system has 3 more than 30 connectors.

Inside water route of ROG400 is 2-3 times wider than regular Can bear 200,000 times of water hammer test. Only 8 connectors on the board.

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