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V | = VENT TERMINAL X = AIR SUPPLY INLET |
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= AREA WHERE TERMINAL IS NOT PERMITTED | V |
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A | = | 12 inches.................clearances above grade, veranda, porch, |
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| deck or balcony |
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| (Spaces open only on one side and with an overhang) |
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B | = | 12 inches.................clearance to window or door that may | ||||||||||||
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| N | = 6 |
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| window |
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C | = | 18 inches.................clearance below an unventilated/ven- |
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| 12 inches ......vinyl sidewalls |
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| tilated soffit with | O | = 18 inches .......clearance below an unventilated/ventilated soffit |
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| = | 18 inches .................clearance below an unventilated/ven- |
| = | 18 inches......clearance below an unventilated/ventilated soffit |
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| tilated soffit with vinyl siding. Requires |
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| with vinyl siding. Requires a vinyl protec- |
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| a vinyl protector kit |
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| tor kit |
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| is not approved for use with vinyl siding |
| = | 42 inches......clearance below a vinyl soffit with |
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| or vinyl soffits. |
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| = | 42 inches......clearance below a vinyl soffit with vinyl siding. |
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| = | 42 inches .................clearance below a vinyl soffit with non- |
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| Requires a vinyl protector kit |
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| vinyl siding. | P | = | 8 ft. |
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| for use with vinyl siding or vinyl soffits. |
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| QMIN | RMAX |
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| = | 42 inches .................clearance below a vinyl soffit with vinyl |
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| 1 cap | 3 feet | 2 x Q ACTUAL |
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| siding. Requires a vinyl protector kit |
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| 2 caps | 6 feet | 1 x Q ACTUAL |
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| for use with vinyl siding or vinyl soffits. |
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| 3 caps | 9 feet | 2/3 x Q ACTUAL |
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D | = | 6 inches...................clearance to outside corner |
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| 4 caps | 12 feet | 1/2 x Q ACTUAL |
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E | = | 6 inches...................clearance to inside corner |
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| QMIN = # termination caps x 3 RMAX = (2 / # termination caps) x QACTUAL |
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F | = | 3 ft. (Canada) ..........not to be installed above a gas meter/ |
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| Measure vertical clearances from this surface. |
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| regulator assembly within 3 feet horizon- |
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| tally from the |
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G | = | 3 ft ...........................clearance to gas service regulator vent |
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| outlet |
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H | = | 12 inches.................clearance to |
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| ered) air supply inlet, combustion air |
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i | = | 3 ft. (U.S.A.) | inlet or |
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| 6 ft. (Canada)...........clearance to a mechanical (powered) |
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| air supply inlet |
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| Measure horizontal clearances from this surface. |
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All mechanical air intakes within 10 feet of a termination cap must |
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be a minimum of 3 feet below termination. |
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| CAUTION! Risk of Burns! Termination caps are HOT, | ||||||||||
J | = | 7 ft. ......................... On public property: clearance above |
| consider proximity to doors, traffic areas or where people | ||||||||||
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| paved sidewalk or a paved driveway. |
| may pass or gather (sidewalk, deck, patio, etc.). Listed cap | ||||||||
A vent shall not terminate directly above a sidewalk or paved drive- |
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| shields available. Contact your dealer. |
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way which is located between two single family dwellings and serves |
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both dwellings. |
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| • Local codes or regulations may require different | |||||||||
K | = |
| 6 inches.................clearance from sides of electrical |
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| clearances. |
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L | = |
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| • Vent system termination is NOT permitted in screened | ||||||
| 12 inches................clearance above electrical service |
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Location of the vent termination must not interfere with access to the |
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electrical service. |
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| • Vent system termination is permitted in porch areas with | |||||||||
M | = | 24 inches ....... clearance under veranda, porch, deck, balcony or |
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| overhang |
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| 42 inches ..... vinyl or composite overhang |
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Permitted when veranda, porch, deck or balcony is fully open on a |
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minimum of 2 sides beneath the floor. |
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| venting system does not meet these requirements. |
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Figure 6.3 Minimum Clearances for Termination
•Vinyl protection kits are required for use with vinyl siding.
Heat & Glo • | 25 |