Actual size is 16.25 x 21 x 5. Accumulair brand, 16x21x5 Electro-Air F825-0431 compatible whole house filters, exactly designed to replace the original manufacturer Electro-Air F825-0431 filters. Completely constructed so no assembly or combs needed. MERV graded to ASHRAE 52.2 test standards establishing particulate filtration to the level of the original brand Electro-Air F825-0431 air filter. Notice: Example filter picture displayed is not true to size and is displayed for design only. OEM names and Electro-Air F825-0431 identifier used for filter replacement purposes only.
Shipping and Returns
- Our current lead times are 4-6 business days for stocked filters (standard 1"-5" thick sizes), and up to 8-12 business days for made-to-order filters (non-standard and 0.5" sizes). Delivery normally takes another 1-3 days depending on location.
- Shipping is FREE to the contiguous United States.
- 30-day 100% return policy.
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.