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Surround Air S3500SF Spare HEPA Filter for the S3500

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Availability: Discontinued
Our Price: $22.75
  • Easy replacement
  • For the Multi-Tech S3500 air purifier
  • Keeps your unit operating as it was meant to


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This Surround Air S3500SF Spare HEPA Filter for the S3500 is a replacement filter ro keep your unit operating its best!

Replacement Filter
If you own the Multi Tech air purifier by Surround Air then this HEPA filter is the replacement you need. Replacing the filter as needed, keeps you unit operating as it should for a better indoor atmosphere.

Advanced Filtration
Eliminate indoor pollutants! This filter captures solid particles like 99.97% of dust and dust mites. It's washable and durable, rarely needs replacing, and quite effective. 

Easy Replacement
All filters in the S3500 work together to improve indoor air quality. Simply remove the HEPA filter as needed and replace following manufacturer instructions. The filtering system in the S3500 is accessible and easy to manage.

Extremely Effective
HEPA filters are known to control indoor allergens and help relieve allergy and asthma symptoms. Replacing the filter as needed ensures the best possible results when the unit is in use.

  • Model: S3500SF
  • Product Type: Spare HEPA Filter
  • Application: Replacement HEPA filter for the
  • Filter Color: Black
  • Washable: Yes
  • Compatible Air Purifier Models: Surround Air S3500
  • Number of Filters Included: 1
  • Atomic energy commission-developed HEPA air filter
  • Effective for solid and liquid particles
  • Highly absorbent pores for better filtration
  • Ionization and activated-carbon filtration technology
  • Removes 99.97% of particles down to .3 microns
  • Replacement filter for the Surround Air Multi-Tech air purifier

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