Actual Dimensions: 15.88 x 19.75 x 4.38. Accumulair brand: 16x20x5 Honeywell F100F1004 replacement whole house air filters, exactly engineered to replace the name brand Honeywell F100F1004 filters. Completely built - no assembly or combs required. MERV classified to ASHRAE 52.2 test specifications assuring filtration to the level of the original brand Honeywell F100F1004 filter. Note: Sample air filter picture shown is not to scale and is included to show style purposes only. Trade names and Honeywell F100F1004 P/N displayed for air filter substitution purposes.
Shipping and Returns
- Shipping is FREE to the contiguous United States.
- Our current lead times are 3-5 business days for stocked filters (standard 1"-5" thick sizes), up to 3 weeks for made-to-order filters (non-standard and 0.5" sizes).
Delivery normally takes another 1-3 days depending on location.
- 30-day 100% return policy.
Payment & Security
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