Napoleon Vent kit (1-2 & 1-3 double ply aluminum liner-inlet and exhaust)

Vent kit 20ft.(1-2" & 1-3" Double Ply Aluminum Liner-Inlet and Exhaust& 2-3" to 2" reducer) for Napoleon Gas FireplaceContains: Vent Kit 1-2" & 1-3" Double Ply Aluminum Liner-Inlet And Exhaust 2-3" to 2" reducer Length Depends on Model: 20ft GDI-320KT 25ft