Initial Installation
QUALIFIED INSTALLERS ONLY
Table 2: Vent termination clearances, refer to Figure 24.
Letter | Canadian Installation 1 | US Installation2 | Description |
A | 12 in (30 cm) | Clearance above grade, verandah, porch, deck, or balcony. | |
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B | 12 in (30 cm) | 9 in (23 cm) | Clearance from window or door that may be opened. |
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C | 12 in (30 cm)* | Clearance from permanently closed window (to prevent | |
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| condensation). |
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D | 24 in (60 cm)* | Vertical clearance to ventilated soffit located above the | |
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| terminal, within a horizontal distance of 2 ft (60 cm) from |
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| center line of terminal. |
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E | 18 in (45 cm)* | Clearance to unventilated soffit. | |
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F | 12 in (30 cm)* | Clearance to outside corner. | |
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G | 12 in (30 cm)* | Clearance to inside corner. | |
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H | 3 ft (91 cm) within a height of | 3 ft (91 cm) within a height of | Clearance to each side of center line extended above |
| 15 ft (4.5 m) above the meter/ | 15 ft (4.5 m) above the meter/ | meter/regulator assembly. |
| regulator assembly | regulator assembly* |
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I | 3 ft (91 cm) | 3 ft (91 cm)* | Radial clearance around service regulator vent outlet. |
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J | 12 in (30 cm) | 9 in (23 cm) | Clearance to |
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| the combustion air inlet to any other appliance. |
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K | 6 ft (1.83 m) | 3 ft (91 cm) above if within 10 | Clearance to mechanical air supply inlet. |
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| ft (3 m) horizontally |
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L | 7 ft (2.13 m)t | 7 ft (2.13 m)*t | Clearance above paved sidewalk or paved driveway located |
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| on public property. |
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M | 12 in / 30 cm+ | 12 in / 30 cm*+ | Clearance under verandah, porch, deck, or balcony. |
N | 12 in (30 cm)* | Clearance horizontally to any surface (such as an exterior | |
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| wall) for vertical terminations. |
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O | 12 in (30 cm) | Clearance above roof line for vertical terminations. | |
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1In accordance with the current CSA B149, Natural Gas and Propane Installation Code.
2 In accordance with the current ANSI Z223.1 NFPA 54, National Fuel Gas Code.
* These numbers are only estimates. Clearance in accordance with installation codes and the requirements of the gas supplier.
t A vent shall not terminate directly above a side walk or paved driveway that is located between two single family dwellings and it serves both dwellings. + Permitted only if verandah, porch, deck, or balcony is fully open on a minimum of two sides beneath the floor.
NOTE: Venting terminals shall not be recessed into walls or siding.
Fireplace Horizontal Vent Kit 50-1235:
Please read and understand these instructions before installing. Failure to follow these instructions carefully could cause property damage or personal injury.
KIT COMPONENTS:
Qnty | Description | Qnty | Description | |
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1 | Horizontal direct vent termination cap | 4 | Wire spacers | |
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1 | Flue collar adapter | 1 | 4 oz tube | |
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1 | Wall thimble | 1 | 4 oz tube RTV silicone | |
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1 | 5’ | (190 cm) length of Ø4” (10 cm) double walled flex pipe | 12 | 9/16” tech screws |
1 | 5’ | (190 cm) length of Ø6⅝” (16.8 cm) double walled flex pipe | 8 | 1½” wood screws |
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Please ensure that all components are supplied with this kit. If components are missing or have been damaged, contact your dealer, distributor, or courier company. Do not attempt the installation if components are missing or damaged.
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