Selkirk 3" to 8" B Vent Adapter (Flexi-Liner) 43in once the Controls are connected

once the Controls are connected to a Business Management System or Home Automation System

018" thick G90 Steel for sizes 3" to 14" diameter Clearances 1" Minimum clearance to combustibles for 3" - 24" Diameter 4" Width 8

10-16 x 1/2” Type AB L/S BLK Screw

Assist your customers in giving a complete makeover to their fireplace or fire pit

You can choose from either birch or fresh cut versions

Selkirk 3" to 8" B Vent Adapter (Flexi-Liner) 43in once the Controls are connectedSelkirk 3" to 8" B Vent Adapter Adapter to transition from all brands of Listed Type B Gas Vent to Flexi Liner. 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