Mini-Max NT Baffle, Heat Exchanger Fits 200 Only, 8 Required, 471642
471642, Baffle for Heat Exchanger, Fits NT (LN/STD/TSI) 200 models only. Does Not Fit Minimax CH200 or Minimax Plus 200 heaters, see pn 075559. Use 8 Baffles per heater, Laid across the heat exchanger, to regulate the exhaust and improve heat transfer. For More Pentair NT pool heater parts on schematic diagram in our parts department.