Jacket Top Assembly Corner Piece Kit 4 DHO Insert Indoor Drafthood/ High Wind Stack Rear Wire Harness, DS Heat Exchanger Assembly Left Access Cover Front Header Assembly O Rings Flange Pipe Nipples Flange Pipe Nipples Union Nuts Plastic Hardware Kit Plastic Hardware Kit Upper Right Access Cover Lower Right Access Cover Temperature Limiters Kit Plastic Hardware Kit Burner Orifice Gas Valve Ignitor Assembly Control Panel Assembly Transformer Pressure Switch Assembly Control Bezel Assembly Front Access Door Assembly Gas Manifold TA 2 Ground Lug 6 Pole Terminal Block Burner Tube Burner, Manifold Assembly Temperature Limiters Kit By Pass Valve Kit Pressure Switch Adapter Thermistor Header O Ring Flow Control Thermostat 3/4 in NPT Brass Plug 3/8 in Brass Plug Front Header Only Drain Valve Assembly Hi Limit 160F Hi Limit 135F Indoor Drafthood/ High Wind Stack By Pass Valve Kit Header O Ring Flow Control Thermostat 3/4 in NPT Brass Plug Pressure Switch Adapter 3/8 in Brass Plug Drain Valve Assembly Hi Limit 160F Hi Limit 135F Thermistor Front Header Only Heat Exchanger Assembly Front Header Assembly Rear Wire Harness, DS O Rings Flange Pipe Nipples Union Nuts Upper Right Access Cover Lower Right Access Cover Front Access Door Assembly Left Access Cover Ignitor Assembly Control Panel Assembly Pressure Switch Assembly Transformer Temperature Limiters Kit Burner Tube Gas Valve Gas Manifold Burner, Manifold Assembly DHO Insert Jacket Top Assembly