Thumb Score: +44 Waterdrop Direct via Amazon.com has select Waterdrop Refrigerator Water Filter Replacements (Various) for Samsung & LG on sale from $6.93 w/ promo code 7A2LNJT3 (apply in cart). Shipping is free with Prime or if you spend $25 or more. Thanks f12_26 Note, item must be sold by Waterdrop Direct and fulfilled by Amazon.