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Model Type ThermoTouch
Pressure Drop: Same End

RADIATOR PRESSURE DROP - FOOT OF HEAD PER RADIATOR

 

RADIATOR MODEL
NUMBER OF TUBES FOR FLOW

CONNECTION PD  

PER CONNECTION  

STD
PRESSURE
TUBE

 TT-2 TT-3 TT-4 1/2"
CONN
PD
1 1 2
           
  0.50 0.21 0.21 0.05 0.01
  0.75 0.45 0.45 0.12 0.01
  1.00 0.79 0.79 0.21 0.03
  1.50 1.72 1.72 0.45 0.04
  2.00 3.00 3.00 0.79 0.06
  2.50 4.61 4.61 1.21 0.08
  3.00 6.56 6.56 1.72 0.10
  3.50 8.83 8.83 2.32 0.15

GPM

 4.00 11.42 11.42 3.00 0.18
  4.50 14.34 14.34 3.76 0.20
  5.00 17.57 17.57 4.61 0.26
  5.50 21.12 21.12 5.54 0.28
  6.00 24.98 24.98 6.56 0.33
  6.50 29.15 29.15 7.65 0.37
  7.00 33.64 33.64 8.83 0.42
  7.50 38.43 38.43 10.08 0.50
  8.00 43.52 43.52 11.42 0.56
           

MED
PRESSURE
TUBE

        
           
  0.50 0.46 0.46 0.12 0.01
  0.75 1.00 1.00 0.26 0.01
  1.00 1.75 1.75 0.40 0.03
  1.50 3.83 3.83 1.00 0.04
  2.00 6.67 6.67 1.75 0.06
  2.50 10.26 10.26 2.69 0.08
  3.00 14.59 14.59 3.83 0.10
  3.50 19.65 19.65 5.16 0.15

GPM

 4.00 25.42 25.42 6.67 0.18
  4.50 31.91 31.91 8.37 0.20
  5.00 39.10 39.10 10.26 0.25
  5.50 47.00 47.00 12.33 0.28
  6.00 55.60 55.60 14.59 0.33
  6.50 64.88 64.88 17.03 0.37
  7.00 74.86 74.86 19.65 0.42
  7.50 85.52 85.52 22.44 0.50
  8.00 96.87 96.87 25.42 0.56
           

HIGH
PRESSURE
TUBE

        
           
  0.50 0.82 0.82 0.22 0.01
  0.75 1.79 1.79 0.47 0.01
  1.00 3.13 3.13 0.82 0.03
  1.50 6.84 6.84 1.79 0.04
  2.00 11.91 11.91 3.13 0.06
  2.50 18.33 18.33 4.81 0.08
  3.00 26.06 26.06 6.84 0.10
  3.50 35.09 35.09 9.21 0.15

GPM

 4.00 45.40 45.40 11.91 0.18
  4.50 56.99 56.99 14.96 0.20
  5.00 69.84 69.84 18.33 0.25
  5.50 83.95 83.95 22.03 0.28
  6.00 99.30 99.30 26.06 0.33
  6.50 115.88 115.88 30.41 0.37
  7.00 133.70 133.70 35.09 0.42
  7.50 152.74 152.74 40.08 0.50
  8.00 173.01 173.01 45.40 0.56

RADIATOR PRESSURE DROP IS FOR THE ENTIRE RADIATOR; IT IS NOT PER FOOT OF RADIATOR

CONNECTION PRESSURE DROP FOR THE 3/4" CONNECTION IS THE SAME AS THE 1/2" CONNECTION

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