COMPLETE PUROTWIST 4000 FILTERS KIT – Full replacement set of PuROTwist filters for your PuROTwist 4000 RO system: sediment pre-filter, carbon GAC pre-filter, carbon GAC post-filter, and 75 GPD TFC RO membrane, all engineered to work together for peak system performance
HIGH-EFFICIENCY 1:1 RO MEMBRANE – This PuROTwist 4000 filters kit features a 75 GPD membrane built on a 1:1 pure-to-wastewater ratio, a major improvement over older 3:1 or 4:1 RO designs that waste far more water per gallon produced — well-suited for households with moderate to high water use
GENUINE PUROTWIST RO FILTERS – Built to original PuROTwist 4000 specifications for consistent flow and water quality; membrane rated up to 24 months, pre/post filters 6-12 months (may vary based on water contaminant levels and usage volume)
EASY TWIST-ON INSTALLATION – Designed for PuROTwist 4000 RO system quick-change housings, also referred to by some customers as Purotwsit pt4000; no tools needed for a fast filter swap
FREE O-RINGS INCLUDED – Kit ships with 4x H-118 and 4x H-011 o-rings so your PuROTwist RO filters install leak-free, no extra parts to source
Overview
Material : Carbon Block, Carbon Fiber, Polypropylene (PP)
Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.
We do not currently offer free shipping. However, this may be added at some point. We apologize.
If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.
For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.
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