CHECK THE BIG TEN FEATURES OF THE 
NIPOGOLD THERMOSTAT 
1. Guaranteed for one year against defects 
in materials and workmanship. 
2. Adjustment is made possible from the top 
of the thermostat and is very easily ad¬ 
justed without removing same from the 
aquarium. (The "Junior" model, adjust¬ 
ment is made from the inside) 
(a) To increase temperature of the a- 
quarium turn screw a quarter turn for 
a rise of one and a half degree. To 
decrease furn screw to the left. 
3. Underwriters' approved all rubber cord. 
4. A three way ouflet plug to provide for 
as many heafers. 
5. A condenser is installed to absorb all 
radio interference. 
6. Heavy duty silver contact points which 
will not stick and burn out. 
7. Fully insulated with no danger of shocks 
or short circuits. 
8. Encased in all glass test tube so that it will 
not corrode. 
9. Will control an aggregate heater capac¬ 
ity of 400 Watts. A. C. or D. C. I 10-220 
volts. 
10. Absolutely accurate and holds within one 
degree temperature of desired tempera¬ 
ture. 
This little instrument, with all the goodness of 
above features, is an unfailing watchman that 
guards the health of your fish with an unvary¬ 
ing accuracy by automatically Regulating the 
heat in the tank. It is sturdily built of finest 
materials and will not corrode or affect the 
water harmfully in any way. 
"NIPOGOLD" JUNIOR DE LUXE MODEL 
AQUARIUM THERMOSTAT CONTROL 
Same as DE LUXE model, with the exception of an 
inside adjustment screw in the Junior Model. 
Junior DE LUXE MODEL. $2.25 
