Thermocouple replacement for Desa LP Heater 113884-01 Thermocouple replacement for Desa LP Heater 113884-01 The 113884-01 Fits Desa, Reddy, All-Pro, Universal, NR, Sears, Remington and many other Propane Forced Air Heaters Forced Air Heaters Fit Models: RLP55V, RLP125V, REM55PV, REM125PV, 85-FAC, 125-F, TB115, SPC-85, SPC125, BLP55V, Master: BLP30, BLP42, BLP50VA, BLP100A