The best water purifiers on sale for 2018 include the WaterPak, the JB-1000, the PCC, the Sargent, the PurePower and the AWH.
The Sport Batteries have a great reputation and are often the first to be bought by new users.
There are also good deals on the AUR.
You may want to take a look at the WaterPaks and see what you can get for your money.
A few more features to keep in mind include: The WaterPak has a built-in filter that you can adjust to your needs