Pentair Terminal Board | MasterTemp, ETi & Max-E-Therm Heaters | 42001-0056S Product Needs Audit and installing fresh components across

and installing fresh components across the board during a single service visit reduces the chance of a repeat call-back leak within the same season

Different filter sizes use different grid lengths

171/4” centerline mounting distance

Unlike traditional foam padding

20" and 22" filters

Pentair Terminal Board | MasterTemp, ETi & Max-E-Therm Heaters | 42001-0056S Product Needs Audit and installing fresh components acrossThe Pentair Terminal Board (42001 0056S) is the OEM replacement terminal board for the MasterTemp, ETi, and Max E Therm pool and spa heater series. IMPORTANT: LICENSED PROFESSIONAL INSTALLATION REQUIRED Gas and electrical heater components must be serviced by a licensed pool professional or qualified HVAC technician. Do not attempt to service gas or high voltage components without proper certification. The terminal board provides the central