Kit: Includes two shims.
Refractory Combustion Tunnel (SM) Kit for Solo Plus 30, 40, Excel 2000, and 2200
Refractory Combustion Tunnel (LG) Kit for Solo Plus 60, Solo Innova 30, and 50
Refractory Insert Stone (LG) Kit Solo Plus 60 and Solo Innova 50
Refractory Insert Stone (SM) Kit for Solo Plus 30, 40, Excel 2000, 2200, and Solo Innova 30
Front Refractory Air Inlet Kit for all Solo Plus and Excel Boilers