Model 20

Flow Capacity: SFM (m3/H)* 40 (68)
Exhaust Capacity:
SCFM (m3H)
5.5 (9.35)
Sensitivity: Inch/WC (cm) 0.125 (0.32)
Supply Pressure Var.:
PSIG (kPa)
<0.1 (<0.7)
Supply Pressure (Max):
PSIG (kPa)
500 (3500)
Dimensions (Aprx):
Inches and (mm)
Dia. 3 H 6.5 (Dia. 76 H 165)
RATIO
Signal: Output
PIPE SIZE NTP CATALOG NUMBERS
1:1 1/4 20612
  3/8 20613
1:2 1/4 20622
  3/8 20633
1:3 1/4 20632
  3/8 20633
3:1 1/4 20652
  3/8 20653
1:4 1/4 20662
  3/8 20663
4:1 1/4 20672
  3/8 20673
1:5 1/4 20682
  3/8 20683
5:1 1/4 20692
  3/8 20693
1:6 1/4 206102
  3/8 206103

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