16 x 32 inground circa 1973. Fiberglass tub. 1 deep end skimmer, 1 shallow end suction, 1 deep end return, 1 shallow end return. 8 ft deep slopping sides, 3 ft shallow end. No floor drain. 1 1/2 piping. Orig pump .75 hp. Last 15 yrs using old 1 hp ITT Marlow found at yard sale. Impeller needs rebuild but thinking of just replacing due to efficiency/parts availability.