The F228794 Spark Plug Kit by Mr Heater is the LN03 series Spark Plug used on several Mr Heater and Heatstar heaters.This F228794 Spark Plug Kit was used by Mr Heater and Heatstar on the line of portable construction heaters including the following models:Heatstar:HS170FAVT Forced Air Construction HeaterMr. Heater:MH170FAVT Forced Air Construction HeaterThe F228794 Spark Plug Kit is the replacement part for the previous part number 28774 Spark Plug Kit by Mr heater.









