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⚠️ IMPORTANT: HEATER SERVICE — LICENSED PROFESSIONAL REQUIRED
Base Demand
OEM Brand Product Name Part Number Notes Sta-Rite Posi-Flo 50GPM-TX WC108-56S2X / 177007 WC108-56S2X = legacy Sta-Rite part
Length 14 3/16" Outer Diameter 7" Top Inner Diameter 3" Bottom Inner Diameter 3" Material 4 oz
Removable intake screen
Pentair Spring Check Valve | System:2 PLM & PLD Series Filters | 27001-0130S Ladder & Rail Mounting Hardware ⚠️ IMPORTANT: HEATER SERVICE —The Pentair Spring Check Valve (27001 0130S) is the OEM replacement spring check valve for the Sta Rite System: 2 Modular Media (PLM Series) cartridge filters and System: 2 Modular D. E. (PLD Series) filters. IMPORTANT: OPTIONAL EQUIPMENT This spring check valve is listed as optional equipment for the PLM and PLD filter systems it is not included as standard. Verify whether your filter configuration uses or requires a check valve before ordering.
