B. Install Fireplace & Chimney | D. Install Termination Cap |
Install as per Sections 7 and 8.
Install the chimney sections up through the chase enclo- sure.
C. Install Chase Top
•You MUST use a chase top in a chase installation. Chase tops are available from your Heatilator dealer or may be field constructed.
•Include a turndown and drip edge to prevent water from seeping into the chase.
•Include a 2 in. (51 mm) soldered, welded or spun collar around pipe opening to keep water out.
•Provide a 1/8 in. (3 mm) gap around the flue pipe.
•Slope the chase top downward away from the opening.
Warning! Risk of Fire! Do not caulk the pipe to the chase top collar.
•Caulk all seams to prevent leaks.
•Refer to Figure 9.3.
• Caulk the overlap seam of any exposed pipe sections that are located above the roof line to prevent leaks.
•Refer to termination cap instructions.
•Warning! Risk of Fire! The minimum overlap of
cap to pipe (as shown in the following illustrations) MUST be met or chimney may separate from cap. Separation allows sparks, heat and embers to escape.
•Notice: Paint the termination cap with a
•TR344 Round Termination Cap
Termination
Cap
Slope Downward (1/4 in. per foot minimum)
2 in. (51 mm) Collar on Chase Top
Drip Edge
Chase
.018 (26 ga) min. Galvanized Chase Top
Slip
storm collar
around chimney pipe
before termination cap pipe is snapped into the chimney pipe.
Caulk gaps between | Storm | |
storm collar & pipe, | ||
Collar | ||
and storm collar | ||
| ||
& chase top. |
| |
Collar |
| |
2 in. (51 mm) | Chimney | |
Minimum Height | ||
Pipe | ||
| ||
Chase Top |
|
Do NOT
block air holes
6 in. (153 mm) Minimum top of chase to top of chimney pipe
Figure 9.3 Chase Top Construction
Chase
Termination cap pipe and chimney section must be snapped together to maintain an overlap of
Figure 9.4 Installing a TR344 Round Termination Cap
Heatilator • CL36D, CR36D • 12538 • Rev Z 7/12 | 33 |