6 inch pleated furnace filter with a MERV 10 efficiency rating. Replacement for Aprilaire/Spaceguard #201 or #401
- Pleated filter
- Made in Texas
- Shipping is always free
- Recommended replacement: every 4-6 months
6 inch pleated furnace filter with a MERV 10 efficiency rating. Replacement for Aprilaire/Spaceguard #201 or #401