Enviro C-11278 Manual Do Utilizador

1 In 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 floo

r.

Initial Installation

A

12 in (30 cm)

Clearance above grade, verandah, porch, deck, or balcony.

B

12 in  (30 cm) 

9 in  (23 cm)

Clearance from window or door that may be opened.

C

12 in (30 cm)*

Clearance from permanently closed window (to prevent 

condensation).

D

24 in (60 cm)*

Vertical clearance to ventilated soffit located above the 

terminal, within a horizontal distance of 2 ft (60 cm) from 

center line of terminal.

E

18 in (45 cm)*

Clearance to unventilated soffit.

F

12 in (30 cm)*

Clearance to outside corner.

G

12 in (30 cm)*

Clearance to inside corner.

H

3 ft (91 cm) within a height of 

15 ft (4.5 m) above the meter/

regulator assembly

3 ft (91 cm) within a height of 

15 ft (4.5 m) above the meter/

regulator assembly*

Clearance to each side of center line extended above 

meter/regulator assembly.

I

3 ft (91 cm)

3 ft (91 cm)*

Radial clearance around service regulator vent outlet.

J

12 in (30 cm)

9 in (23 cm)

Clearance to non-mechanical air supply inlet to building, or 

the combustion air inlet to any other appliance.

K

6 ft (1.83 m)

3 ft (91 cm) above if within 10 

ft (3 m) horizontally

Clearance to mechanical air supply inlet.

L

7 ft (2.13 m)t

7 ft (2.13 m)*t

Clearance above paved sidewalk or paved driveway located 

on public property.

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 

wall) for vertical terminations.

O

12 in (30 cm)

Clearance above roof line for vertical terminations.

18

1

Horizontal direct vent termination cap

4

Wire spacers

1

Flue collar adapter

1

4 oz tube Mill-Pac Sealant

1

Wall thimble

1

4 oz tube RTV silicone

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

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.