Bosch Appliances GWH 2700 ES LP, ESVVT, GWH 2700 ES NG manual Canadian installations1 Installations2

Installation instructions

Required direct vent terminal clearances (twin pipe / concentric penetration)

Fig. 11											6720608836-23.1Av
			Canadian installations1)					U.S. installations2)
A	Clearance above grade, veranda, porch, deck or balcony				12 in.					12 in.
B	Clearance to window or door that may be opened				36 in.					12 in.
C	Clearance to permanently closed window	*				*
D	Vertical clearance to ventilated soffit located above the vent	*				*
	terminator within a horizontal distance of 2 feet (61cm) from the
	center line of the terminator
E	Clearance to unventilated soffit	*				*
F	Clearance to outside corner	*				*
G	Clearance to inside corner	*				*
H	Clearance to each side of center line extended above meter/	36 in. within a height 15 feet above				*
	regulator assembly			meter/ regulator assembly
I	Clearance to service regulator vent outlet				36 in.	*
J	Clearance to non-mechanical air supply inlet to building or the				36 in.					12 in.
	combustion air inlet to any other application
K	Clearance to mechanical air supply inlet				72 in.		36 in. above if within 10 feet
									horizontally
L	Clearance above paved sidewalk or paved driveway located on				84 in. 3)	*
	public property
M	Clearance under veranda, porch deck or balcony				12 in. 4)	*

Table 7

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.

*For clearances not specified in ANSI Z223.1 / NFPA 54 or CSA-B149.1, one of the following shall be indicated:

a)A minimum clearance value determined by testing in accordance with section 2.20, or;

b)A reference to the following footnote:

“Clearance in accordance with local installation codes and the requirements of the gas supplier.”

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