Patent ID: 7784120

Claim:
A support structure for a spa which includes a plastic base member, plastic side members and plastic end members to support a spa shell without the need for a wooden frame or any other type of sub-frame, said support structure comprising: an interconnected plastic base member and side outer shell panel members and end outer shell panel members, said side and end panel members constituting the outermost side and end surfaces of a fully assembled spa, said plastic base and each of said side and end panel members having a double wall design with a pocket of space created within such components which can be filled with an insulating material, said double wall construction significantly adding strength to the structure and eliminating the need for the wooden or other frame or sub-frame, said base member further comprising an upper wall portion, a lower wall portion and a spacing means to keep said upper wall portion and said lower wall portion in a spaced apart relationship, said wall portions defining a base pocket of insulating space which extends throughout a substantial portion of said base member thus creating a double wall molded plastic base member having an insulating pocket of space whereby making the spa insulated from ground temperatures; and said outer shell panel members further comprising an inside wall portion, an outside wall portion and a spacing means to keep said inside wall portions and said outside wall portions in a spaced apart relationship, said wall portions defining a wall pocket of insulating space which extends throughout a portion of each of said side members and each of said end members, said base member, side members and end members forming a support structure adapted to receive and solely support a spa shell.