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Installation instructions
25
Greentherm T9800 SE 160/199 – 6 720 816 815 (2022/01)
Table 9
[*] Clearance in accordance with local installation codes and the requirements of the gas supplier.
K Clearance to a mechanical air supply inlet 6 feet (1.83m) 36 in. (91cm) above if
within 10 ft (3m)
horizontally
L Clearance above paved sidewalk or paved driveway located on public
property
7 ft (2.13m)
4)
*
M Clearance under veranda, porch deck or balcony 12 in. (30cm)
5)
*
1) In accordance with the current CSA B149.1 Natural Gas and Propane Installation Code.
2) In accordance with the current ANSI Z223.1 / NFPA 54, National Fuel Gas Code.
3) A vent shall not terminate directly above a sidewalk or paved driveway that is located between two single family dwellings and
serves both dwellings.
4) Permitted only if veranda, porch, deck or balcony is fully open on a minimum of two sides beneath the floor.
5) If locally adopted installation codes specify clearances different than those illustrated, then the most stringent clearance shall
prevail.
Canadian installations
1)2)
with direct vent terminals
U.S. installations
2)3)
with direct vent
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