The Sunheater[TM] solar pool heating system raises the temperature of pool water by 10[degrees] F (6[degrees] C) or more. It is lightweight, durable and easy to install. The system can be installed on a roof, mounted to a rack (optional mounting kit SK33 available), or simply placed on the ground. NEW FOR 2005--4' x 20' of solar heating in a half-size box--only 27' tall--easy to ship, easy to stock! Systems are available to suit all sizes of aboveground and inground pools.