Find the NVSTR36 (Serial# F31AR6 / BR6 / HR6 / IR6 / JR6 / F32 / F33) Majestic Gas B Vent Fireplace in the diagram listings shown below. Each diagram will take you direct to the NVSTR36 (Serial# F31AR6 / BR6 / HR6 / IR6 / JR6 / F32 / F33) Majestic Gas B Vent Fireplace repair part listings and part views for your model.