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VB Series Outdoor LS Manual 

27 

A 

Clea

ran

ce a

bo

ve grad

e, verand

a, porch,

 

deck, or bal

cony 

12 inche

s (30

 cm) 

12 inche

s (30

 cm) 

B 

Clea

ran

ce to 

wind

ow o

r do

or that may be 

open

ed 

36 inche

s (91

 cm) 

12 inche

s (30

 cm) 

C 

Clea

ran

ce to 

perm

ane

ntly clo

sed 

windo

w 

* 

* 

D 

Vertical 

clea

rance to ventilated soffit, 

locate

d abov

e the terminal

 within a 

hori

zontal di

stance of 2 fee

t (61 cm

) fro

m

 

the cente

r lin

e of the terminal

 

* * 

E 

Clea

ran

ce 

to unventilated soffit 

* 

* 

F 

Clea

ran

ce to 

outsid

e co

rne

r 

* 

* 

G

 

C

le

ar

anc

e to

 in

si

de

 c

or

ner 

* 

* 

H 

Clea

ran

ce to 

each sid

e of cente

r line 

extended a

bo

ve meter/reg

ulator a

ssem

bly 

3 feet (91 cm

) within a 

height 15 feet

 (4.5 m) 

above the me

ter/

regul

ator a

ssembly 

* 

I 

Clea

ran

ce to 

servi

ce regul

ator vent outlet 

36 inche

s (91

 cm) 

* 

J 

Clea

ran

ce to 

nonme

ch

ani

cal air su

pply 

inlet to buildin

g or the comb

ustion ai

r inle

t 

to any other a

pplian

ce

 

36 inche

s (91

 cm) 

12 inche

s (30

 cm) 

K 

Clea

ran

ce to 

a mech

ani

cal

 air sup

ply inlet 

6 feet (1.83 

m) 

3 feet (91 cm

) above if 

within 10 feet

 (3 m) 

hori

zontally

 

L 

Clea

ran

ce a

bo

ve paved si

dewalk o

r 

paved drive

w

ay located o

n public p

rop

erty 

7 feet (2.13 

m) 

1

 * 

M 

Clea

ran

ce u

nder verand

a, porch, de

ck, 

or 

balcony  

12

 in

ch

es

 (

30 c

m

) 

2

  

* 

  Flue Terminal Clearances (

1 

A vent shall not 

terminate di

re

ctly above 

a side

wal

k or 

paved 

driveway that is locate

d 

betwe

en two 

singl

e 

family dwellings and 

serves both dwellings.

 

2 

Permitted onl

y if 

verand

a, porch, deck, or 

balcony is full

y open on 

a minimum of

 two side

s 

bene

ath the floor.

 

∗For cl

earan

ce

s not 

specified in 

or 

, clea

rances a

re 

in accordance with local 

installatio

n co

des a

nd 

the requi

rem

ents of the 

gas sup

plier.