Selkirk 3" to 8" 10-Foot Extension Kit (Flexi-Liner) d13 69 cm Product Width 38

69 cm Product Width 38

Model Number 48-8DM Catalog Number F0899 Length 48" Inner Diameter

Zero Clearance

For Napoleon Ascent 35 and 36 Series Gas Fireplace

Selkirk 3" to 8" 10-Foot Extension Kit (Flexi-Liner) d13 69 cm Product Width 38Selkirk 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