Find the RHEDV42 (Serial# N21A / B / F / G00 N22A / B00 N21K / L00) Majestic Gas Direct Vent Fireplace Insert in the diagram listings shown below. Each diagram will take you direct to the RHEDV42 (Serial# N21A / B / F / G00 N22A / B00 N21K / L00) Majestic Gas Direct Vent Fireplace Insert repair part listings and part views for your model.