8 Chimney Assembly
Notice: Chimney performance may vary.
•Trees, buildings, roof lines and wind conditions affect performance.
•Chimney height may need adjustment if smoking or overdraft occurs.
Chimney must extend beyond combustible roof structure
Maintain minimum height of chimney above roof
Install roof flashing according to minimum requirements
Offsets/returns may not exceed 30° from vertical
Termination Cap
Additional support for tall chimneys
Storm Collar
Maintain minimum clearances to
combustibles as specified
Support straps for offsets/ returns must be secured to adequate framing
Ceiling firestops are required where chimney passes through ceiling or floor
Figure 8.1 Typical Chimney System - Guidelines for Chimney System Installation
Page 42 | Heatilator • Constitution EPA Fireplace • | 4/20/11 |