Sierra Flame by Amantii 6" Through The Roof Adapter Kit for Boston Series Gas Fireplaces h40.5 Ultra-Quiet Operation – Built with

Ultra-Quiet Operation – Built with the most quiet and reliable components in the industry

Ship Weight 450 lbs

Gas SS17N 17”

000 Burner Type 18" x 6" H-Burner Standard / Torpedo Gas Type Natural Gas / Liquid Propane

Use when penetrating a joist

Sierra Flame by Amantii 6" Through The Roof Adapter Kit for Boston Series Gas Fireplaces h40.5 Ultra-Quiet Operation – Built withSierra Flame by Amantii through the roof adapter kit is made for use with Boston series gas fireplaces. Features Includes two adapters 4 Inch flex to 4 Inch hard adapter 4 Inch hard to 6 5 8 Inch hard adapter Designed for use with Sierra Flame Boston fireplaces Specifications Inner Diameter: 4 Outer Diameter: 6 Clearance to Combustibles: 3 Inches *Venting Requirements: This unit requires venting pipe with an inner diameter of 4 Inches. Please see the