Air purifiers for 1,000 sq ft by DOE effective room size
Ranked by DOE effective room size. DOE data as of 2026-11-03 · DOE source
Your room
- 200 sq ft174 certified80 listed
- 300 sq ft98 certified44 listed
- 500 sq ft30 certified10 listed
- 1,000 sq ft0 certified0 listed
- 296certified air purifiers
- 0rated 1,000 sq ft or more
- 0with a matched listing
Key findings
- No DOE certified air purifier reaches 1,000 sq ft as of 2026-11-03. The highest on file is Dyson BP10-A at 591 cfm (916 sq ft).
Questions
- What size air purifier do I need for 1,000 sq ft?
- One with a DOE effective room size of at least 1,000 sq ft, which means a smoke CADR of about 646 cfm or more.