28
3 .
O n c o n c r e t e b a s e s a d e q u a t e l y s u p p o r t e d o n c o m p a c t e d s o i l , c r u s h e d
r o c k , o r g r a v e l .
4 .
O n c o n c r e t e s l a b s o r m a s o n r y a r c h e s t h a t d o n o t h a v e c o m b u s t i b l e
m a t e r i a l s a t t a c h e d t o t h e u n d e r s i d e .
T h e c o n c r e t e b a s e s , s l a b s o r m a s o n r y a r c h e s s h a l l e x t e n d n o t l e s s
t h a n 1 8 ” ( 4 5 7 m m ) b e yo n d t h e s t o v e o n a l l s i d e s .
F l o o r p r o t e c t i o n s h a l l a l s o b e u s e d u n d e r t h e s t o v e p i p e a n d m u s t e x t e n d 2 ”
b e y o n d e i t h e r s i d e o f t h e p i p e .
C A U T I O N :
F i r s t i n s t a l l a n o n - c o m b u s t i b l e s t o v e b a s e a n d / o r w a l l s h i e l d i n g t o
p r o v i d e a s a f e u n d e r - l a y m e n t f o r c e r a m i c t i l e . T i l e m u s t n o t b e u s e d a s t h e s o l e
f o r m o f t h e r m a l p r o t e c t i o n d u e t o i t s a b i l i t y t o c o n d u c t s i g n i f i c a n t h e a t t o
c o m b u s t i b l e m a t e r i a l s t o w h i c h i t m a y b e d i r e c t l y a t t a c h e d . C e r a m i c t i l e s h a l l b e
i n c o r p o r a t e d i n t o a h e a r t h d e s i g n
o n l y a s a d e c o r a t i v e s u r f a c e t r e a t m e n t .
Clearances to Adjacent Combustible Materials - Residential
Installations.
Failure to follow these requirements may result in
property damage, bodily injury, or even death.
T h e
# N S W 1 .
s h a l l b e i n s t a l l e d s o t h a t i t s u s e c a n n o t c r e a t e a h a z a r d t o
p e r s o n s o r p r o p e r t y . C l e a r a n c e s f r o m c o m b u s t i b l e m a t e r i a l s s h a l l b e n o t l e s s
t h a n s p e c i f i e d i n
R u l e s 1 & 2 .
R U L E 1 .
T h e s i d e s , b a c k , a n d f r o n t s u r f a c e s o f t h e
# N S W 1 .
s h a l l h a v e a
m i n i m u m c l e a r a n c e o f
36” (
1 2 0 C m ) t o c o m b u s t i b l e m a t e r i a l s .
R U L E 2 .
M i n i m u m c l e a r a n c e t o c o m b u s t i b l e c e i l i n g s o r m a t e r i a l s a b o v e t h e
c o o k s u r f a c e o f t h e
# N S W 1 .
s h a l l b e
36”
( 1 5 0 C m ) .
D i a g r a m s # 1 & # 2 g i v e t h e r e q u i r e d c l e a r a n c e s t h a t m u s t b e m a i n t a i n e d f r o m
u n p r o t e c t e d c o m b u s t i b l e m a t e r i a l s o r f i n i s h e s .
Clearances shall be permitted to be reduced if the
combustible material is protected as described in NFPA
211, Table 9-6.2.1 Reduction of Appliance Clearance with
Specified Forms of Protection and in Figures 9-6.2.1(a)
through (d) or CSA Standard B365-1991, Table 4, Page 27.
A f t e r r e d u c t i o n , c l e a r a n c e s s h a l l b e n o t l e s s t h a n
1 2 i n . ( 4 1 C m )
t o
c o m b u s t i b l e w a l l s a n d n o t l e s s t h a n
1 8 i n . ( 7 6 C m )
t o c o m b u s t i b l e c e i l i n g s .
Summary of Contents for NSW1.
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