Filter Hut's Accumulair 17.5x27x4 air filter is solely engineered to replace same sized 17.5x27x4 air filter style. Pleated electrostatic charged filter media traps airborne contaminants relative to its MERV specification. Free of chemicals. Notice: Example filter picture shown is not the actual dimensions and is shown for style purposes. Current stock and 17.5x27x4 air filter statements last verified on 03/24/2020.
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), and up to 8 weeks for bag filters.
Delivery normally takes another few days depending on location.
- 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.