Selkirk 3" to 8" 10-Foot Extension Kit (Flexi-Liner) d13 Customize the Ascent™ X 70

Customize the Ascent™ X 70 gas fireplace with designer accessories including fronts

5″ sides for media retention

allowing the fire to be tended without the need to remove the screen

16" x 12" Galvanized Chimney Length Pipe

Selkirk 3" to 8" 10-Foot Extension Kit (Flexi-Liner) d13 Customize the Ascent™ X 70Selkirk 3" to 8" 10 Foot Extension Kit Flexi Liner Length with coupler and fastener package. Aluminum Flexible Liner Flexi Liner system is designed for relining existing masonry or listed factory built chimneys and vents serving Category I for natural gas or propane fired appliances. 3" to 8" Diameters: 3000 series aluminum, 2 ply Maximum flue gas temperature 470F 3" 8" diameter kits available in 25' and 35' lengths 3" 5" diameter kits available in