Upgrade your indoor air with the Blueair Blue Pure 511 Replacement Filter – HEPA + Carbon (HEPASilent). This premium‑grade, compatible filter is engineered to keep your Blueair purifier performing at its best, capturing 99.97 % of airborne particles such as pollen, dust and germs while neutralising household odors, chemicals and gases with activated carbon.
Why choose this filter?
– Dual‑action technology: HEPA media traps microscopic particles; carbon layer adsorbs unpleasant smells and volatile organic compounds.
– Consistent performance: Designed for the Blue Pure 511 model (height ≈ 290 mm × width ≈ 200 mm). Verify you need the taller version before ordering.
– Easy maintenance schedule: Replace every 3 months under heavy use, every 6 months for typical households, or up to 9 months with light use.
Key specifications
– Compatible with: Blueair Blue Pure 511 (HEPASilent series)
– Dimensions: 290 mm H × 200 mm W
– Filtration efficiency: 99.97 % (HEPA) + carbon odor removal
– Material: High‑quality HEPA fibers + activated carbon
This replacement filter is a cost‑effective alternative to OEM parts while meeting the same rigorous standards for clean air. Keep your living space fresh and healthy—swap in a new filter when the indicator signals it’s time.
Note: This is a compatible replacement product and not an original Blueair part.





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