Napoleon RP8 Restrictor Plate, 8/11" - Recommended for Aggressive Vertical Venting

Napoleon identifies model RP8 as Restrictor Plate, 8/11" - Recommended for Aggressive Vertical Venting. This item is listed in the manufacturer’s direct vent flex venting product section.

Manufacturer-specified details

Selection and installation

Match this exact part number to the applicable appliance installation manual and venting or heat-management instructions. Its listing in a product section does not make it required for every appliance in that section. Required components and quantities depend on the documented appliance and installation configuration.

Installation must follow the applicable Napoleon instructions and local codes. Use only the approved component combination for the exact appliance.

Manufacturer documentation

Napoleon official direct vent flex venting reference, United States price book effective May 12, 2026.