BDM Insul-Flue 6" Insulated Chimney Plug h93 Available in five (5) sizes:

Available in five (5) sizes:  6 in x 10 in

Model 6MSC Application For use with category I natural gas-burning or propane-fired appliances such as gas boilers

Evening Fyre Gas Log Placement Instructions

Model AC-01421 Diameter 5" Warranty

BDM Insul-Flue 6" Insulated Chimney Plug h93 Available in five (5) sizes:Insul Flue provides security and protection for thru the wall stovepipe installations. Insul Flue actually protects the wall on both sides when the chimney is not adjacent to the house wall. Insul Flue" reduces the minimum 18" clearance specified by NFPA standard to 2". This unique system can be used with both single wall and double wall connector pipes. Specifications Model 810106 Size 6"