Suitable for most standard 4 stage Reverse Osmosis Water Filters including the Watts 4 stage Reverse Osmosis Water Filter system. These systems have 4 different types of filters. For the first two pre-filters which come in this set, it is advised to change these approximately every 6-12 months but it really depends on your water quality and TDS reading. This 6-12 Monthly 4 Stage Reverse Osmosis Replacement Filters Pack contains the with sediment and carbon block filters.
The second set of post-filters should be changed every 2-3 years on average and is available as a separate set here.
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Additional Information
| Model | 6 Monthly 4 Stage Reverse Osmosis Replacement Filters Pack |
|---|---|
| SKU | 6MRO4 |
| Brand | Watts |
| In Depth | Pre-filtration replacements for most standard 4 stage reverse osmosis systems: 1 x Sediment Filter - NSF Standard 42 Certified 1 x Carbon Block - NSF Standard 42 Certified |
