C. Clearances
WARNING! Risk of Fire! Maintain specified air space clearances to appliance and vent pipe:
•Insulation and other materials must be secured to prevent accidental contact.
•The chase must be properly blocked to prevent blown insulation or other combustibles from entering and making contact with fireplace or chimney.
•Failure to maintain airspace may cause overheating and a fire.
NOTICE: Install appliance on hard metal or wood surfaces extending full width and depth. DO NOT install directly on carpeting, vinyl, tile or any combustible material other than wood.
Note: The appliance must be raised 1 1/4 in. (32 mm) off floor so |
| Note: If the inside of the framed cavity is to be finished, | |||||||
the Harbor System can be used. Adjust framing and vent locations |
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accordingly. |
| Example: If drywall is to be attached to the rear wall, the | |||||||
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1/2 in. (13 mm) |
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| 1/2 in. |
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| (13 mm) | Note: All pipe clearance |
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| specifications are per vent |
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| Drywall | manufacturer's installation | Per Vent | ||
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| Specifications |
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0 in.
Combustible flooring may be installed next to the front of the appliance.
30 in.
(762 mm) clearance to ceiling
| 0 (Clearance to |
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Object | Standoffs) |
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(914 mm) |
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| 36 in. |
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| C |
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Combustible | 0 in. |
| (Width) | (Height) | (Depth) |
Model |
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| A | B | C |
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| Rough Opening Rough Opening | Rough Opening | |
| CB4236I | in. | 42 | ||
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| mm | 1,067 | 984 | 597 |
| CB4842I | in. | 48 | ||
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| mm | 1,219 | 984 | 597 |
Figure 5.2 Clearances to Combustibles
18 | Heatilator • Caliber BV Series • |