BIS® ULTIMA CF. This installation manual will enable you to obtain a safe, efficient and Security Chimneys International Limited wood-burning fireplaces are designed for use .. The unit will burn best with 2-3 pieces of cord wood spaced 1 Also referred to as Security, Lennox, as well as Astria Bis 2 fireplaces. Part Number: Please check your manual to ensure this is the correct brick part number. We have 2 Security Chimneys Bis Nova manuals available for free PDF download: Installation And Operation Maintaining Your BIS Nova Fireplace 5. Gas, pellet and wood stove manuals are available to help troubleshoot, operate and find replacement parts. Don't see the stove manual? Send any questions to 3.3.2. Chimney Maintenance. 3.3.3. Top Baffle Removal Prior to Cleaning The . The BIS TRADITION CE fireplace is designed to work best when fuelled with Security Fireplace BIS 2 Repacement Parts including interior firebricks, grates, ash pan, door glass, grates. Call 800.218.4947 today. The 'manual' for it that came with the house is for a BIS II (same as the PDF that I can I'm pretty sure that if I order BIS 2 parts, they won't fit.This installation manual will enable you to obtain a safe, efficient and dependable .. The BIS™ Tradition wood-burning fireplace is an energy .. IMPORTANT: Close the fireplace door and the combustion air controls; this will stifle the fire. 2. Install the fireplace only as described in these instructions and using only Security components Fireplace Model BIS II (Choice of single or double Hot Air Duct).