Initial Installation
QUALIFIED INSTALLERS ONLY
VENTING FIREPLACE INSERTS:
The ENVIRO Sonnet may be installed and vented into any solid fuel fireplace that has been installed in accordance with the National, Provincial/State and local building codes and has been constructed of
INSTALLATION and INITIAL INSTALLATION - CONVERTING A DIRECT VENT FIREPLACE TO A
reference the information in Table 5 and Figures 37, 38,and 41.
An approved chimney liner and rain cap must be used. A throat connector or flashing must be installed to ensure a tight seal, top performance, safety and efficiency. Carefully follow the manufacturer’s instructions that accompany the chimney liner kit. Use listed
If necessary, remove the vent collar plate from the top of the insert and connect it securely to the liner with sheet metal screws and/or hose clamps. Check for any tears in the liner at this point. IMPORTANT: The screws that hold the vent collar plate in its approved position must be installed.
Provide for proper and adequate venting and air supply for this appliance in accordance with the tables in the current National Fuel Gas Code, Z223.1/NFPA 54 or the CSA B149.1.
| Table 5: Vent termination clearances | |
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Minimum Clearance | Description | |
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3 ft (0.9 m) | Clearance above the highest point where it passes through a roof surface, refer | |
to Figure 37. | ||
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24 in (0.6 m) | Clearance above a roof ridge, any other portion of a building, or any other ob- | |
struction within a horizontal distance of 10 feet (3 m), refer to Figure 37. | ||
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5 ft (1.5 m) | Clearance for a vent or chimney above either the highest connected appliance | |
drafthood outlet, or flue collar. | ||
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6 ft (1.83 m) | Clearance to mechanical air supply inlet. | |
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3ft (0.9m) | Clearance to each side of center line extended above meter/regulator assembly. | |
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6 ft (1.83 m) | Radial clearance around service regulator vent outlet. | |
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12 in (30 cm) | Clearance above grade, verandah, porch, deck, or balcony. | |
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| Clearance to a building opening or combustion air inlet of another appliance, | |
3 ft (0.9 m) | except with the approval of the authority having jurisdiction for the following | |
| reduced clearances. | |
9 in (0.23 m) | Exception for inputs up to and including 50,000 Btuh (15kW) | |
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12 in (0.3 m) | Exception for inputs exceeding 50,000 Btuh (15kW) but not exceeding 100,000 | |
Btuh (30kW) | ||
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NOTE: If the Sonnet unit is pulled out of its installation, and the vent air intake system is disconnected for any reason, ensure that the
(3) sheet metal screws evenly spaced.
2ft (0.6m) | Roof ridge or |
Minimum | |
3ft (0.9m) | any other portion |
of a building | |
Minimum | Within |
| 10ft (3m) |
Figure 37: Roof Clearances.
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