Availability: In Stock
Usually ships In 1-2 Business Days
  • Compatible Replacement for Honeywell 203370
  • Our Part # HW-203370
  • Sturdier than the original!
  • Actual Dimensions: 10" x 20" x 3/8"
  • Fits 10x20 and 20x20 Model Series F300E, F300A, F50F
  • Priced individually; sold in multiples of 2
Price: Price: $24.00



Get more for your money with this Honeywell compatible pre-filter # 203370 that's sturdier than the original brand-name option.

Fits F50F and F300 series 10x20 and 20x20 Honeywell electronic air cleaners. Two pre-filters required for 20x20 models.

Priced individually; sold in multiples of 2. Save when you order 2 or more 2-packs.

Actual Dimensions

Approximately 10" x 20" x 3/8"

Fits These Models


F50F series:

F300 series:  F300A2020, F300E1027

Number of questions: 0