The smaller filter pore size, the higher filtering accuracy. What’s more, Purewell water filter system can maintain the optimal flow rate (4 gallon/hour) while the filter pore size is smaller. This water filter system has also passed authoritative NSF/ANSI 372 certification.

The smaller filter pore size, the higher filtering accuracy. What’s more, Purewell water filter system can maintain the optimal flow rate (4 gallon/hour) while the filter pore size is smaller. This water filter system has also passed authoritative NSF/ANSI 372 certification.

The smaller filter pore size, the higher filtering accuracy. What’s more, Purewell water filter system can maintain the optimal flow rate (4 gallon/hour) while the filter pore size is smaller. This water filter system has also passed authoritative NSF/ANSI 372 certification.

The smaller filter pore size, the higher filtering accuracy. What’s more, Purewell water filter system can maintain the optimal flow rate (4 gallon/hour) while the filter pore size is smaller. This water filter system has also passed authoritative NSF/ANSI 372 certification.

The smaller filter pore size, the higher filtering accuracy. What’s more, Purewell water filter system can maintain the optimal flow rate (4 gallon/hour) while the filter pore size is smaller. This water filter system has also passed authoritative NSF/ANSI 372 certification.

The smaller filter pore size, the higher filtering accuracy. What’s more, Purewell water filter system can maintain the optimal flow rate (4 gallon/hour) while the filter pore size is smaller. This water filter system has also passed authoritative NSF/ANSI 372 certification.

The smaller filter pore size, the higher filtering accuracy. What’s more, Purewell water filter system can maintain the optimal flow rate (4 gallon/hour) while the filter pore size is smaller. This water filter system has also passed authoritative NSF/ANSI 372 certification.

The smaller filter pore size, the higher filtering accuracy. What’s more, Purewell water filter system can maintain the optimal flow rate (4 gallon/hour) while the filter pore size is smaller. This water filter system has also passed authoritative NSF/ANSI 372 certification.

The smaller filter pore size, the higher filtering accuracy. What’s more, Purewell water filter system can maintain the optimal flow rate (4 gallon/hour) while the filter pore size is smaller. This water filter system has also passed authoritative NSF/ANSI 372 certification.

The smaller filter pore size, the higher filtering accuracy. What’s more, Purewell water filter system can maintain the optimal flow rate (4 gallon/hour) while the filter pore size is smaller. This water filter system has also passed authoritative NSF/ANSI 372 certification.