INSYNC ENGINEERING Compatible with Pentair Master TEMPMAX-E-Therm 472610Z & Sta-Rite 42002-0029Z Pool Heater membranes Designed and Manufactured -NOT AFFILIATED in Any Way with PENTAIR LOW COST & NEW! manufactured by INSYNC ENGINEERING COMPATIBLE WITH Pentair 472610Z Pool Heater Panel Keypad Switch Membrane COMPATIBLE WITH Sta-Rite 42002-0029Z Pool Heater Panel Keypad Switch Membrane MANUFACTURED WITH MILITARY GRADE MATERIALS AND ADHESIVES INSTALLATION INSTRUCTIONS INCLUDED