3.1 4 Fiberglass Round Tank, Pool Blue Interior, Light Gray Exterior 24"Ø x 18"D (ID) Flange around top perimeter (1) 4"Ø x 45° screened conical center sump w/1.5" SCH40 PVC drain (1) 20"Ø x 18"H base stand and/or galvanized legs 3.2 1 Fiberglass Round Tank, Pool Blue Interior, Light Gray Exterior 36"Ø x 24"D (ID) Flange around top perimeter (1) 6"Ø x 45° screened conical center sump w/2" SCH40 PVC drain (1) 30"Ø x 12"H base stand and/or galvanized legs 3.3 6 Fiberglass Round Tank, Pool Blue Interior, Light Gray Exterior 48"Ø x 36"D (ID) Flange around top perimeter (1) 8"Ø x 45° screened conical center sump w/2" SCH40 PVC drain (1) 12"W x 8"D x 12"W sidewall box w/perforated screen & 2" SCH40 PVC drain Base stand and/or galvanized legs