COMPATIBLE WITH ALL HAYWARD H SERIES POOL HEATER REPLACEMENT CONTROL PANEL KEYPAD MEMBRANE SWITCH. INSYNC ENGINEERING DESIGNED AND MANUFACTURED -NOT AFFILIATED IN ANY WAY WITH HAYWARD POOL PRODUCTS. NEW ITEM MANUFACTURED BY INSYNC ENGINEERING FITS ALL HAYWARD H SERIES POOL HEATER CONTROL PANELS MFG'D FROM MILITARY GRADE MATERIALS AND ADHESIVES USE YOU EXISTING PLASTIC SIMPLY REMOVE THE WORN OUT KEYPAD, CLEAN THE SURFACE AND PRESS THIS IN PLACE WE SELL COVERS FOR F AND FD HEATERS AS WELL!