Pentair 27002-0036S Filter Module Replacement Sta-Rite System 2 Modular Pool and Spa D.E. Filter Filter module replacement Fits Pentair Sta-Rite System 2 modular pool and spa D.E filter models PLD50, PLD70, PLDE36, PLD70-DE, PLDE36-DE 36-square feet filtration area Measures 13-3/4-inch length by 23-3/4-inch height by 13-3/4-inch width