![](/images/new-backgrounds/1026211/2621163x1.webp)
B. Install Fireplace & Chimney
Install as per Sections 7 and 8.
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! DO NOT caulk the pipe to the chase top |
collar. Restricting air flow around chimney may cause |
fire. |
• Caulk all seams to prevent leaks. |
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
• Refer to Figure 9.3. |
Figure 9.3 Chase Top Construction
32 | Heatilator • A36R & A42R • 28376 • Rev AF • 11/08 |