Metal-Fab MLCK Series 4" x 60" Aluminum Flexible Connector american-fyre-designs The air control mechanism is

The air control mechanism is not open enough

UL 441 Clearances 1" Minimum clearance to combustibles for 3" - 24" Diameter 6" Size W 12" x D 17" Technical Drawings & Dimensions

Important Note on 277V and 480V Control Panels:

what the present temperature is

optimizing comfort for specific seating or lounge areas

Metal-Fab MLCK Series 4" x 60" Aluminum Flexible Connector american-fyre-designs The air control mechanism isFlexible Aluminum Chimney Liners intended for field installation into new or existing tile lined or unlined masonry chimneys, venting natural active Category I gas fired appliances which burn natural gas or propane. Chimney liners are intended to be installed in accordance with the Standard for Chimneys, Fireplaces, Vents, and Solid Fuel Burning Appliances, NFPA 211; National Fuel Gas Code, NFPA 54 ANSI Z223. 1 or Canada, CAN B149. 1. Flexible