Space-Ray ETU Series
Model Cost/Unit Assembled Length Supply Pressure Maximum Minimum
40, 50, 60, & 75 Call 12ft. 9" 40,000 > 175,000 Btu 14" W.C. 5" W.C.
40, 50, 60, 75, 80, 90, 100 Call 17ft. 9" 180,000 > 250,000 Btu 14" W.C. 7" W.C.
110, 120, 125, 130 Call 17ft. 9"  
80, 90, 100, 110, 120, 125 Call 22ft. 9" 120 Volts/ 2.6 amps
130, 140, 150, 160, 175 Call 22ft. 9"  
125, 130, 140, 150, 160, 175 Call 27ft. 9"  
180, 200 Call 27ft. 9"  
225, 250 Call 27ft. 9"  
180, 200 Call 32ft. 9"  
225, 250 Call 32ft. 9"  
180, 200 Call 37ft. 9"  

ETU Series

> 40,000 Btu to 250,000 Btu
> Pull-through system for increased radiant efficiency
> and more uniform tube temperature
> 40 + models to fit your needs
> Direct spark ignition
> Fully calorized aluminized steel tube for 1st 10ft.,
> remainder is hot rolled steel
>
COMPLETE field assembly required

Model number x 1,000 = Btu / ie: ETU160 = 160,000 Btu