A low-cost 8 in fan for a large tent or attic. Its power draw and noise are not published.
Amazon $89.992 TerraBloom duct fans ranked. Each one is scored and ranked against every brand in its duct size, so "#3 mid-size" means third of all mid-size duct fans here, not third among TerraBloom's own.
TerraBloom makes 2 current duct fans: 1 4 in and 1 8 in and up. Its best-rated model in each size: the TerraBloom ECMF-100 4 in EC Fan (#7 of 7 4 in, rated 2.7) and the TerraBloom 8 in Inline Fan TB-MFIF-8 (#4 of 9 8 in and up, rated 2.9).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
TerraBloom duct fans 2
- TerraBloom 8 in Inline Fan TB-MFIF-8#4 8 in and upFull review
A low-cost 8 in fan for a large tent or attic. Its power draw and noise are not published.
Amazon $89.99$89.998 in735 CFM-- - TerraBloom ECMF-100 4 in EC Fan#7 4 inFull review
A very quiet 4 in fan for a bedroom closet or a small tent where noise matters more than airflow.
Amazon $89.99$89.994 in141 CFM6.7 CFM/W18 dBA