12 GB
Wood moisture approximate value
for firewood
O 6–15
ideal for heating –
high heating value
O 16–20
restricted heating –
low heating value
X 21–44
not suitable for hea-
ting – further drying
necessary
Ref
er
ence v
alues f
or humidit
y
expr
essed in per cent b
y w
eight
N
um
-
ber
Mat
er
ial
Measur
ing
rang
e
dr
y
bor
der
line
too humid
1
bir
ch, beec
h, c
her
ry
,
lar
ch, nut tr
ee
6–44
%
<
12
%
12–15
%
>
15
%
1
oak, pine, maple,
ash, Doug
las fir
6–44
%
<
15
%
15–20
%
>
20
%
2
Cement scr
eed, con
-
cr
ete, plas
ter
1.4–7.4
%
<
2
%
2–4
%
>
4
%
3
Anh
ydr
ide scr
eed
0.0–4.1
%
<
0.5
%
0.5–1
%
>
1
%
4
Cement mor
tar
0.8–5.1
%
<
2
%
2–5
%
>
5
%
5
Lime mor
tar
0.4–3.7
%
<
2
%
2–3.5
%
>
3.5
%
6
Br
ic
k
0.0–8.5
%
<
1
%
1–3
%
>
3
%
Summary of Contents for Powerfix Profi+ HG01701C
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Page 4: ...A 8 12 11 10 9 ...
