Actual Dimensions: 15.88 x 19.75 x 4.38. Accumulair brand 16x20x5 Honeywell F100B1008 substitute whole house air filters, exactly built to replace the original manufacturer Honeywell F100B1008 air filters. Completely built - no assembly or combs needed. MERV classified to ASHRAE 52.2 test classifications establishing particulate filtration equal to the original brand Honeywell F100B1008 air filters. Notice: The sample air filter pic shown is not the actual dimensions and is displayed for style only. Name brands and Honeywell F100B1008 P/N displayed for filter replacement identification 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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