Actual Dimensions: 19.88 x 24.88 x 4.38. Brand: Accumulair. 20x25x5 Lennox X6673 compatible whole house filters, specifically built to replace the original manufacturer Lennox X6673 air filters. Fully assembled - no assembly or combs needed. MERV graded to ASHRAE specs establishing particle filtration equal to the original brand Lennox X6673 air filter. Photo: The sample filter pic as displayed is not true to size and is displayed for style purposes only. Name brands and Lennox X6673 identifier are listed for air filter style identification.
Shipping and Returns
- Our current lead times are 6-8 business days for standard filters (1"-6" thick sizes), and up to 10-14 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.