Find the 43BDVR (Serial# D11H / I0B D12A / B0B D12A / BSB) Majestic Gas Direct Vent Fireplace in the diagram listings shown below. Each diagram will take you direct to the 43BDVR (Serial# D11H / I0B D12A / B0B D12A / BSB) Majestic Gas Direct Vent Fireplace repair part listings and part views for your model.