This is a kit for a Napoleon Model 73 ORSB grille with five main burners, a rear mounted (rotisserie) burner (at the back of the unit) and a side stove style burner to specifically convert this particular model from propane to natural gas. This kit will include 5 main burner orifices, a side plate burner and a back (rotisserie) as shown. If your model is different, please contact seller to advise. The orifices in this kit come unbored and must be specifically bored to suit the application.

These brass orifices are a replacement for grilles that use male threaded orifices.

This set includes 7 orifices for a grille with up to 5 main burners, an infrared (rotisserie) burner at the back of the unit and a side stove style burner. It is usually necessary to swap the regulator as part of the conversion. Other manual adjustments might be necessary, so check your factory instruction manual details.

All orifices come as blanks and must be specially bored to suit your application. This grille is rated at 16,000 for each main burner, 15,500 BTU for the rear rotisserie burner, and 11,000 for the side burner. International buyers, please inquire about international shipping rates before ordering. FOB origin.

This listing is for the Napoleon Model 425SIB grille with 3 main burners and a side stove style burner to specifically convert this particular model from propane to natural gas. If your model is different, please contact seller to advise. These orifices will be bored per manufacturer’s specs.

These brass orifices are a replacement for grilles that use male threaded orifices.

This set includes 4 orifices for a grille with up to 3 main burners and a side stove style burner. It is usually necessary to swap the regulator as part of the conversion. Other manual adjustments might be necessary, so check your factory instruction manual details. International buyers, please inquire about international shipping rates before ordering. FOB origin.

This listing is for the Napoleon Model 500RB grille with four main burners, and a rear mounted (rotisserie – Napoleon calls this a rear burner), to specifically convert this particular model from propane to natural gas. This kit will include 4 main burner orifices and a back (rotisserie) as shown. If your model is different, please contact seller to advise. These orifices will be bored per manufacturer’s specs for use with a propane tank mounted underneath the grille rated at 11″ WC.

These brass orifices are a replacement for grilles that use male threaded orifices.

This set includes 5 orifices for a grille with up to 4 main burners, and an infrared (rotisserie) burner at the back of the unit. It is usually necessary to swap the regulator as part of the conversion. Other manual adjustments might be necessary, so check your factory instruction manual details.

This grille is rated at 12,000 for each main burner and 18,000 BTU for the rear rotisserie burner. International buyers, please inquire about international shipping rates before ordering. FOB origin.

This is a kit for a Napoleon Model 73 ORSB grille with five main burners, a rear mounted (rotisserie) burner (at the back of the unit) and a side stove style burner to specifically convert this particular model from propane to natural gas. This kit will include 5 main burner orifices, a side plate burner and a back (rotisserie) as shown. If your model is different, please contact seller to advise. The orifices in this kit come unbored and must be specifically bored to suit the application.

These brass orifices are a replacement for grilles that use male threaded orifices.

This set includes 7 orifices for a grille with up to 5 main burners, an infrared (rotisserie) burner at the back of the unit and a side stove style burner. It is usually necessary to swap the regulator as part of the conversion. Other manual adjustments might be necessary, so check your factory instruction manual details.

All orifices come as blanks and must be specially bored to suit your application. This grille is rated at 16,000 for each main burner, 15,500 BTU for the rear rotisserie burner, and 11,000 for the side burner. International buyers, please inquire about international shipping rates before ordering. FOB origin.

This listing is for the Napoleon Model 425SIB grille with 3 main burners and a side stove style burner to specifically convert this particular model from natural gas to propane using a tank mounted underneath the grille. If your model is different, please contact seller to advise. These orifices will be bored per manufacturer’s specs for use with a propane tank mounted underneath the grille rated at 11″ WC.

These brass orifices are a replacement for grilles that use male threaded orifices.

This set includes 4 orifices for a grille with up to 3 main burners and a side stove style burner. It is usually necessary to swap the regulator as part of the conversion. Other manual adjustments might be necessary, so check your factory instruction manual details. International buyers, please inquire about international shipping rates before ordering. FOB origin.