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CW2500 Insert Installation and Operation Manual
43
8.5.3 Table of Clearance Reduction Percentages With Regards To the Type of
Shield
Type of shield
Clearances may be reduced by these
percentages
Sides
and rear %
Top %
(ceiling)
Can/US
A
(%)
USA
min.
Can/US
A
(%)
USA
min.
Sheet metal, a minimum of 24
gauge (0.61 mm) in thickness ,
spaced out at least 25 mm (1 in)*
by non-combustible spacers
67
12 in
50
18 in
Ceramic tiles, or equivalent non-
combustible material, on non-
combustible board spaced out at
least 25 mm (1 in)* by non-
combustible spacers
50
18 in
33
24 in
Ceramic tiles, or equivalent non-
combustible material, on non-
combustible
board,
with
a
minimum of 24 gauge (0.61 mm)
sheet metal backing spaced out at
least 25 mm (1 in)* by non-
combustible spacers
67
12 in
50
24 in
Brick, spaced out at least 25 mm
(1 in)* by non-combustible spacers
50
18 in
N/A
N/A
Brick, with a minimum of 24 gauge
(0.61 mm) sheet metal backing,
spaced out at least 25 mm (1 in)*
by non-combustible spacers
67
12 in
N/A
N/A
* In Canada this space can be 21 mm (7/8 in)
Содержание CW2500
Страница 8: ...CW2500 Insert Installation and Operation Manual 8 ...
Страница 37: ...CW2500 Insert Installation and Operation Manual 37 Clearances for wall and ceiling shield construction ...
Страница 41: ...CW2500 Insert Installation and Operation Manual 41 ...
Страница 57: ...CW2500 Insert Installation and Operation Manual 57 Appendix 4 Exploded Diagram and Parts List ...