Stuv 21 Installation Instructions Manual page 31

Lining the combustion chamber (continuation)
Position the spacer pieces (A) after
layers 2 and 3.
In all double-face models :
Position and centre all refractor plates
on the back wall, then those on the
side walls.
Stûv 21/75 SF, 21/85 SF, 21/95
SF, 21/105 SF
The refractory bricks are available in a
choice of two shades: light or dark.
A
21/75 DF
7
8
6
11
5
12
4
10
3
2
9
1
REF2175DF (144 x 439 mm)
21/95 DF
9
10
8
14
7
15
6
13
5
4
12
3
2
11
1
REFR2175DF (144 x 439 mm)
REFR2185DF (169 x 439 mm)
8
21/85 DF
7
8
6
11
5
12
4
10
3
2
9
1
REF2185DF (169 x 439 mm)
Stûv 21 - installation [en] - 04-2013
SN 132150 - ...
31