Generic KWTMJL34519048 HEPA-Type Therapure Air Purifier for Large Rooms (Model 440, UV Light Technology, Covers 400 sq.ft), Black
Therapure Replacement Filter
Fette Filter - Air Purifier True Hepa Filter Compatible with Envion Therapure TPP230 & TPP240 Compare to Part # TPP240F - Pack of 1 : Amazon.co.uk: Home & Kitchen
Envion TPP640S Therapure Air Purifier Black TPP640 - Best Buy
Replacement HEPA Filters Compatible with Therapure TPP440F Air Purifiers Compatible with Envion TPP440 TPP540 TPP640 Air Purifiers
For Therapure Air Purifier TPP440 TPP540 TPP640 C2T3 4712463259944 | eBay