__
.
Space Heating
»”_î 65
heat =-or acquire it so readily; Also, glass is not a good…
heat and these two facts together make for inefficiencyin
_
heating systems. Obviously, to pass heat from one place to anotheiä“ ÏÏ
the source must be hotter, and so the air in a space—heatedenc‘loÏSure‘
with thermostatic control might have to be at, say, 80° F
much of the time in order to provide water at constant temperature « j
75°F (24° C). This temperature level is not pleasant for the aquast
Ï
and, in fact, cannot be tolerated for-any length of time if it is coupled
'
With high humiditÿ. Because of the rate at which such a high air
temperature causes
heat to be lost to the outside in temperate
.
Ï“
climates, the whole building needs to be insulated and ventilation
,
is usually minimal. This results in the exclusion of natural air?
f
movement and light. Also, aquaria must be covered to counter the
’
high rate of evaporation, and artificial lighting must be
…
both for the environments and for the aquarist’s work space.:— All
these requirements lead to a fairly complex installation which, even—
:
if it can be made reasonably economic, is extremely unpleasant and
even unhealthy to be in, and will after a time inevitably become dank
and
‘
«
f3'
aquarisl £ÎLlîî'
.
w:f—;
‘
‘
'
“.
‘:‘
i‘1‘r'»
;uln‘qt…lif
ventilation
…
—.:
,
:…
There 1i1”'<“ lNLH:x
t‘
‘:3:
wc
ml
heaters b… Lîii ii i…“;_ga‘i‘ Him. m.î*lîî
'
m
maintenance, and
general arg…ncnts nude LIUU\'C apply LU all
systems. Any domestic or greenhouse heating system is suitable as
…
long as it is capable of maintaining the high ;_air temperatures 1nvolved
in heating fish houses. Extensions from existing domestic
often carried out with advantages of installation cost; Gasresw1th—
'
out proper flues and parafn heaterïs must n0f“
because of the dangers of toxic fumes.They also
film on any water surface which is difculttô remove.äiBoiler systems:
with steam pipes required experienced
controland this must be available at any time.
_
Conclusions on Heating Systems
_
,
‘
’
Where individual aquaria are kept in domestic situations 1t150bv1ous—
the; only w6rthwmle heating
is,:thtung1tlcl
imirieisiOn heaters designed _for aquarium
thé; ïiosëible
…of bàs.,e heating ièfior
.
rasngïaquàri‘a. Reçommèndaonsjai—bin orderhoweverforsome
—
Optimum fort—ii
bäsc ‘h€àfing fqf
Othercollect10ns Of aquaria.
“
'
? ”
'
-
:
…
“
:
:
.
Space Heating
»”_î 65
heat =-or acquire it so readily; Also, glass is not a good…
heat and these two facts together make for inefficiencyin
_
heating systems. Obviously, to pass heat from one place to anotheiä“ ÏÏ
the source must be hotter, and so the air in a space—heatedenc‘loÏSure‘
with thermostatic control might have to be at, say, 80° F
much of the time in order to provide water at constant temperature « j
75°F (24° C). This temperature level is not pleasant for the aquast
Ï
and, in fact, cannot be tolerated for-any length of time if it is coupled
'
With high humiditÿ. Because of the rate at which such a high air
temperature causes
heat to be lost to the outside in temperate
.
Ï“
climates, the whole building needs to be insulated and ventilation
,
is usually minimal. This results in the exclusion of natural air?
f
movement and light. Also, aquaria must be covered to counter the
’
high rate of evaporation, and artificial lighting must be
…
both for the environments and for the aquarist’s work space.:— All
these requirements lead to a fairly complex installation which, even—
:
if it can be made reasonably economic, is extremely unpleasant and
even unhealthy to be in, and will after a time inevitably become dank
and
‘
«
f3'
aquarisl £ÎLlîî'
.
w:f—;
‘
‘
'
“.
‘:‘
i‘1‘r'»
;uln‘qt…lif
ventilation
…
—.:
,
:…
There 1i1”'<“ lNLH:x
t‘
‘:3:
wc
ml
heaters b… Lîii ii i…“;_ga‘i‘ Him. m.î*lîî
'
m
maintenance, and
general arg…ncnts nude LIUU\'C apply LU all
systems. Any domestic or greenhouse heating system is suitable as
…
long as it is capable of maintaining the high ;_air temperatures 1nvolved
in heating fish houses. Extensions from existing domestic
often carried out with advantages of installation cost; Gasresw1th—
'
out proper flues and parafn heaterïs must n0f“
because of the dangers of toxic fumes.They also
film on any water surface which is difculttô remove.äiBoiler systems:
with steam pipes required experienced
controland this must be available at any time.
_
Conclusions on Heating Systems
_
,
‘
’
Where individual aquaria are kept in domestic situations 1t150bv1ous—
the; only w6rthwmle heating
is,:thtung1tlcl
imirieisiOn heaters designed _for aquarium
thé; ïiosëible
…of bàs.,e heating ièfior
.
rasngïaquàri‘a. Reçommèndaonsjai—bin orderhoweverforsome
—
Optimum fort—ii
bäsc ‘h€àfing fqf
Othercollect10ns Of aquaria.
“
'
? ”
'
-
:
…
“
:
: