Actual size is 20.25 x 25.38 x 5.25. Accumulair brand 20x25x5 Nordyne 9183970 style whole house filters, exactly engineered to substitute for the name brand Nordyne 9183970 filters. Completely assembled - no forming or combs needed. MERV graded to ASHRAE specifications ensuring performance as good or better than the name brand Nordyne 9183970 filter. Photo: The sample air filter image as displayed is not the actual dimensions and is there to show configuration only. Name brands and Nordyne 9183970 identifier are included for air filter substitution purposes.
Shipping and Returns
- Our current lead times are 10-14 business days for standard filters (1"-6" thick sizes), and up to 14-21 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.