Pur Sure · Water Filters
PUR 11 Cups Blue Water Filtration Pitcher
Lower-concern product; pitcher uses standard carbon filtration. Monitor for future PFAS disclosures.
PUR water filter pitchers typically use activated carbon and plastic housings without reported NONSTICK or water-repellent treatments that commonly contain PFAS. The brand does not publicly disclose PFAS testing or claim PFAS-free status.
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Plastic pitcher with activated carbon filter cartridge
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
No PFAS disclosure
No public statement about PFAS in this product.
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
The full breakdown
What it's made of and why it matters
The PUR 11-cup pitcher is constructed from food-grade plastic housing (typically polypropylene or BPA-free copolyester) paired with an activated carbon filter cartridge containing coconut-shell carbon and ion-exchange resin. The pitcher holds cold or room-temperature water only; the plastic does not experience heat stress that would trigger leaching. The filter cartridge is designed for single-use replacement every 2-3 months, minimizing prolonged contact between water and filter media.
The brand's record and disclosure
PUR (owned by Helen of Troy Limited) has not issued explicit statements about PFAS in their pitcher line, though the company has faced scrutiny regarding PFAS in some water-filter products across the industry. PUR is NSF certified for standard contaminant reduction claims. No major recalls or substantiated leaching incidents have been publicly documented for this pitcher model. The brand maintains a relatively neutral transparency posture compared to competitors like Brita, which have been more proactive in PFAS communication.
How it compares in its category
Pitcher filters like PUR occupy the low-cost, maintenance-light end of the water-treatment spectrum. Performance is comparable to Brita and store brands: both remove chlorine, taste/odor, and some particulates but do not address dissolved minerals or certain pharmaceuticals. Unlike point-of-use under-sink or whole-house systems, pitcher filters cannot be serviced in-home and rely entirely on cartridge replacement. Activated carbon pitchers are among the safest filtration products because they avoid complex plumbing, UV components, or electronic housings that could degrade or harbor bacteria.
If you buy it
Keep the pitcher in a cool, dry place; do not expose it to direct sunlight or heat sources, which can stress the plastic housing. Replace the filter cartridge every 2-3 months or after filtering 40 gallons, whichever comes first; do not extend cartridge life beyond manufacturer guidance, as saturated carbon loses efficiency. Hand-wash the pitcher body with warm soapy water weekly to prevent mold or algae growth in the reservoir. Do not store filtered water for more than 24 hours at room temperature; refrigerate or use promptly to minimize bacterial regrowth in the pitcher itself.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
Plastic housing leachables (BPA, phthalates)
No documented leaching from PUR pitcher housings under normal use conditions. The plastic is designed for cold water contact only and is not subject to thermal stress. PUR has not issued warnings or recalls related to BPA or phthalate migration.
Bacterial growth and biofilm in pitcher reservoir
Any water pitcher can harbor bacteria if not cleaned regularly or if filtered water is stored beyond 24 hours. This is a user-maintenance issue, not a manufacturing defect. Weekly hand-washing and prompt water use minimize this risk significantly.
Filter cartridge integrity and carbon dust release
Properly manufactured activated carbon cartridges do not shed carbon particles into water if used as directed. No recalls or contamination reports exist for PUR filter cartridges. Damaged cartridges (from drops or mishandling) should be discarded immediately.
Reduced filtration efficacy over time without replacement
Activated carbon becomes saturated with contaminants and loses effectiveness after the manufacturer's specified lifespan (2-3 months, 40 gallons). Continuing use of an expired cartridge does not introduce new toxins but fails to remove contaminants, reducing water quality rather than creating a safety hazard per se.
Mold or algae growth if pitcher is left standing with water
Any plastic water container can support mold if not cleaned regularly or if water is stored for extended periods. This is preventable through routine cleaning and not using the pitcher as long-term storage. This is not a manufacturing hazard but an operational one.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 62% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
Safer alternatives in Water Filters
Generic
Reverse Osmosis System (generic)
✓Lab test found no PFAS
Berkey
Gravity Filter
✓Brand claims PFAS-free (unverified)
More water filters grades
How we score: every product runs through the same public 0–100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.