Above Ground Pool Liners Are you trying to decide on a liner for your new pool? Mr. Pool can help! Customize your Mr. Pool & Spas above ground swimming pool from our different liner options as shown below. For more information, just click the button below to contact us! Request a Quote DYNASTY™ 20 Mil 4000 Series 25 Year Warranty 52″ & 54″ Wall EVENING STAR™ 20 Mil 4000 Series 25 Year Warranty 48″, 52″& 54″ Wall