$18.19 | LEVOIT Core 300-P Replacement Filter at Amazon

Amazon has the LEVOIT Core 300-P Replacement Filter for $18.19 after clipping a 30% coupon on the product page. This is approximately 19% below Amazon's average price in new condition historically and is even lower than Amazon's all-time average and lowest prices for this product. The deal is further enhanced by the option for a Subscribe & Save discount, which can reduce the price slightly further. Shipping is free with Prime or on orders over $35, making this an affordable option for ongoing filter replacements.