Pur Sure · Water Filters
PUR Plus 30-Cup Water Filter Pitcher Dispenser DS1811Z
Lower PFAS concern; standard carbon filter pitcher with no known PFAS-prone coatings, but PUR has not publicly disclosed PFAS testing.
This PUR pitcher dispenser uses activated carbon filtration, which is inherently lower-PFAS-concern technology, and the pitcher body is standard BPA-free plastic with no Teflon-family coating nonstick or water-resistant coatings.
Shop Pur Sure on Amazon →Material
plastic pitcher (BPA-free specified), 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 DS1811Z pitcher body is BPA-free plastic (polypropylene or similar food-grade thermoplastic), which eliminates the endocrine-disrupting concern associated with older bisphenol A formulations. The filter cartridge uses activated carbon, a benign adsorbent that does not leach into water under normal use. The pitcher lid and spigot are also plastic; these components do not involve glazes, enamels, or ceramic coatings that could introduce lead or cadmium. No Teflon-type coating (Teflon) or related Teflon-family coating are used in the filtration media itself.
The brand's record and disclosure
PUR (the manufacturer) has not made public commitments to PFAS testing or transparency in water filtration products, despite PFAS being a known concern in some carbon filters and filter housings. The company holds NSF International certification for its filter cartridges, which covers reduction of chlorine and some chemical contaminants, but NSF certification does not mandate PFAS disclosure. No product recalls, contamination incidents, or safety complaints tied to this specific model have been documented in public databases. PUR's parent company (Helen of Troy) has not issued category-wide PFAS testing statements.
How it compares in its category
This pitcher filter is a typical activated-carbon design, functionally similar to Brita, ZeroWater, and store-brand equivalents; all carry the same baseline plastic-leaching and bacterial-growth risks if poorly maintained. The 30-cup capacity is mid-range; larger pitchers reduce filter use frequency but increase water stasis risk. The BPA-free designation is now standard across the category and does not confer advantage, though it does eliminate a historical hazard. No data suggests PUR pitchers leach more or fewer contaminants than competitors when filters are replaced on schedule.
If you buy it
Replace the filter cartridge every 40-80 gallons (typically 2-3 months with household use); expired filters lose adsorption capacity and can harbor bacterial biofilm. Do not fill the pitcher with hot water above 120°F, as extended heat exposure may degrade plastic seals and increase leaching. Empty and dry the pitcher at least weekly to prevent standing water and mold growth inside the basin or spigot. Use only PUR-branded or compatible replacement cartridges; third-party filters may not fit correctly or may introduce contaminants.
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.”
Bacterial growth if filter or water not maintained
Any pitcher filter with standing water can develop biofilm inside the spigot valve and filter housing, especially if the pitcher sits unused for days. Emptying and drying weekly, replacing filters on schedule, and avoiding warm environments reduce this risk substantially.
Plastic leaching from pitcher body or lid
PUR specifies BPA-free plastic, and no reports of off-gassing or leaching of other plasticizers (phthalates, BPS) have been documented for this model. Cold water contact poses minimal risk; heat exposure above 120°F is the primary concern, but pitcher design is not intended for hot water.
Filter cartridge housing material safety
The filter cartridge itself is not a transparent hazard, but replacement cartridges from PUR have not been independently analyzed for PFAS content in the housing or adhesives. If PFAS-containing materials are used in manufacturing, they could theoretically migrate into filtered water over the filter's lifespan.
Degradation of plastic seals or valve over time
The spigot valve and pitcher seals are plastic and may crack, shrink, or degrade after 1-2 years of repeated fill-drain cycles and exposure to chlorinated water. Degraded seals can allow unfiltered water bypass or bacterial entry; inspect visibly and replace the pitcher if cracks appear.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 68% 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.