4 Pack 211 Plus Replacement Washable Prefilters For 211 Plus Air Purifier, Helps Stop Pollen Dust Pet Dander From Reaching Main Filter, Easy To Install, Reusable And Simple To Clean, Colors Include Lunar Rock Diva Blue Lavender Purple Forest Green

4-Pack Washable Prefilters for 211+ Air Purifier
✔️ Extends main filter life; easy to install; washable fabric

These washable prefilters fit 211+ models and shield the main filter from pollen, dust, and pet dander. Color-coded in Lunar Rock, Diva Blue, Lavender Purple, and Forest Green to brighten your space. Dimensions: 0.5 x 6.2 x 7.5 inches (12.7 x 157.5 x 190.5 mm).

✅ 4 replacement prefilters in Lunar Rock, Diva Blue, Lavender Purple, Forest Green
✅ Washable and reusable fabric prefilters extend main filter life
✅ Easy installation: swap the old prefilter; vacuum or machine wash
✅ Replace or wash every 2-3 months to maintain purifier performance

💡 What is a washable prefilter for air purifiers and how does it help?

It serves as the first defense against large particles, helping protect the main filter and keep the purifier running efficiently.

• Handy layer that traps pollen, dust, and pet dander before reaching the main filter
• Easy to clean by vacuuming or washing as needed
• Color options let you match decor while keeping air clean
• Regular maintenance every 2-3 months preserves performance