Table Of Clearance Reduction Percentages - Enerzone Solution 3.4 Installation And Operation Manual

7.4.2 Table of Clearance Reduction Percentages

Type of shield
Sheet metal, a minimum of 24 gauge
(0.61 mm) in thickness , spaced out at
least 25 mm (1 in)*
combustible spacers
Ceramic tiles, or equivalent non-
combustible material,
combustible board spaced out at least
25 mm (1 in)* by non-combustible
spacers
Ceramic tiles, or equivalent non-
combustible material,
combustible board, with a minimum of
24 gauge (0.61 mm)
backing spaced out at least 25 mm
(1 in)* by non-combustible spacers
Brick, spaced out at least 25 mm
(1 in)* by non-combustible spacers
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
* In Canada this space can be 21 mm (7/8 in)
32
Clearances may be reduced by these
and rear %
Can/USA
(%)
by non-
67
on non-
50
on non-
67
sheet metal
50
67
percentages
Sides
USA Can/USA
min. (%)
12 in 50
18 in 33
12 in 50
18 in N/A
12 in N/A
Solution 3.4 Installation and Operation Manual
Top %
(ceiling)
USA
min.
18 in
24 in
24 in
N/A
N/A