Fire by Design 24" Round Hybrid Drop In Burner Pan with Opening for Pilot Burner watt25 The single wall adapter is

The single wall adapter is used to provide a transition from a single wall pipe to a Temp/Guard chimney pipe

Material Aluminum

which then ignites the main burner

Finish Black Compatible Fireplace Echelon II 72"

A See-Through

Fire by Design 24" Round Hybrid Drop In Burner Pan with Opening for Pilot Burner watt25 The single wall adapter is24" Round Hybrid Drop In Burner Pan with Opening for Pilot Burner (26" Outer Diameter); Stainless Steel Frame with an Aluminum Flat Pan (16 ga). *** Note: Drop In Burner Pans have a depth of 2. 5" and have a 1" Flange all the way around (unless specified as a different size by customer) to support itself inside the opening it is installed in. Opening Size should be no more than 1" larger than Pan Dimensions ***