38
Heatilator•ECO-ADV-WS22•7057-128C•August13,2010
Chimney Flue
Liner
Fireclay
Liner or
Equivalent
Masonry Chimney
Constructed to NFPA 211
Wall Spacer
Wall Band
Trim Collar
Chimney
Connector
1 inch (25mm) Air
Space to Chimney
Section
Min. Clearance
2 inch (51mm)
Min. Chimney Clearance to
Wall Spacer and
Combustibles - 2 inch (51mm)
Chimney Section
WARNING! Risk of Fire!
DoNOTpackinsulationorothercombustiblesbetween
spacers.
• ALWAYSmaintainspeciedclearanesaround
ventingandspacersandinstallspacersasspecied.
Failuretokeepinsulationorothermaterialawayfrom
ventpipemaycauseare.