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Marco BM36HCD - Rules for Mobile Home Installations; Usage and Safety Restrictions; Structural Integrity and Firestop Thimble Use

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RCLES
,kFPLYING
BILE
HOME
INSTALLA-
TIONS
1)
:Re
tot?: he+.ght
of
the
57epI:cc
2?d
cfliirmey
sections,
inc:udine
!he
teminaiion, most be at least
10
feet,
6
inches
and may no! exceed
20
fezt
,when
the
pipe
is
exposed.
2)
The
total hzigll! of the fireplace wd chimney seccons,
includin_~
;he
teminntim,
must
hi.
st
Izast
15
fee:
a::?
1x2;.
not
exc~ed
20
her
when a chase
ir
inst?Ii+,d
ahvr
!he roof.
4)
T'ne
firplace
must
hc
sccure:! :o !he
floor
oi
;he
mcbiie home to ?revent shii:ing.
Use
:he irrrckcts
provided with the Fireplace.
5)
CAUTION:
THE
STRUCTURAL
INTEGRITY
OF
THE
MANUFACTURED
ROME
FLOOR,
WALL.
CEILING
A9D
ROOF
MUST
BE
M.~hINT.4!NED
C)
Tqe firsstop t'nimb!,!r. sgppliei with
sip
8sriir
m~st
bl
used on a nmufactured
home
insiaiiation.
The
firstop
thirnblc must extend complete.ly &rough the roof
caviQ
lo the autemost plmc of the roof
(See
Figures
12
and
13).
FIGURE
2
3
&
FIREPLACE
LOCATION
To ictermine the safest
mi
mest c'icimt iocatla;l for
j-our fireplacs, consider slich
Pi.-'
..-.o:s
as
ioom traffic,
location of doors and
windo-xs, and coilstr~ction abovt
and bslo-x
:he
iastsliation area.
The
fireplace nay be
installed
in
asly iocation :hat is free
of
en
condi?ioniorr
ducts. elcctrica!
wiring,
and p!i;mbing.
TS;
lsca:ion
mllst also aiis~h. for
th.:
necessary drareqc?~.
G2YEB4i
.-
-
.
rire?!acr
n:~s:
not
bc
i~cta1:t.d closer hail
!2
1[2
inches
to any
iinprofest~"_cmh~~stiSle
ii,nil gerpmdicu!ar
In
the.
80-7
q.-,miq.
.
!F:r,rr:,
.~
7).
--
wncn
+
a
24"
1"
i.;-
?F'?i
\A!!
li:irid =ade
From
a
non.
comb;ls:ib!? isoiganic maurie! u:ith
theme!
con6uctiv-
iiy
K
of
.54
or less Is nsed, c!z:zance
may
be reduced to
7
inches.
See
:able.
Figure
26,
Paxe
i!
for
cnmmon
mitpriais that can
h?
used
as
a -dl shield.
.4
location that
requires
cutting the lcest number of
joists. roof rafters, and floor joists
ivill
reduce costs
and
make ins:allntia~~ easier.
This
may mean moving only
one
or
two
inches from :he sclected ideal location,
hy
locztion selected must allow aadequate room to accorn-
modate the
fircp!acc
and
framing
dimensions
shown
in
Fu~ii~?s
5;
0,
and
S
on
~3%
4.
-
ibe
fjrs?!ace may
be
positioned and then the framing
built
aro~nd it, or
the
frambg
mey
be constructed and
the
ficep!ace pushed into
the
openining. The dimensions
shown
i~
Figure
8,
page
4,
may be
-aed
to ionstmct the
fireplace opening.
The
fireplace and air intake system components may
be
placed on
or
against normal conqtmction materials.
The
chimney systan requires a
1"
milmum nir space due
to
comb:!stible inaterials exccpt
at
:he.
thimble.
Cjinmcy
cleerznce
ta
the thimble is
1".
Thimhle ciwance :o
con~tixtibles is
C".
Do
ant
plat-,
t5e keplace on so2-siirfaced floor cover-
ings
sirch
as
cz7eVh;g.
3e
mounting surface must he
fle:,
iiirrd
(scch
as
p;y~:aod. wood flooring, pa:iicle board
--
-L
sr,j
other hard-suriaced materiel) and support the
total bast of !\e firepiace evenly.
A
raised platform may
bezscd io suppo:l
thc.
F~qlacs (Figtires
0
and
32,
pane
1:).
Coiners sh~uld be considsred where space
is
!iaite3 or
at
a premium.
A
corner-ils:allsd firellace can make use
of
s?ac-
!het rnsy no: nomalky be
nsea
!See
Fiprc
6).

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