1-1/2" Cast Iron Air Scoop


Brand: Taco

Mfr Part#: 433-5

UPC#: 687752023343

Availability: In Stock
Usually ships: within 1 business day
Qty Price
$45.95 / each
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Taco Air Scoop is designed to slow the water velocity to separate the air from solution. The unit is manufactured from cast iron and features equal threaded inlets on both sides. Top of the air scoop features a 1/8" NPT outlet (for connection of a regular air vent such as Taco 400-4) and an additional 3/4" FNPT outlet for the exoansion tank. Bottom of the air scoop has a 1/2" NPT threaded outlet, which also allows to connect a plain steel diaphragm expansion tank.


  • One Piece Cast Iron Construction;
  • Engineered Baffle to Separate Air from Water;
  • Never Requires any Servicing;

Technical Specifications:

  • System Connections: 1-1/2" Female Threaded;
  • Bottom Tapping (for expansion tank): 1/2" Female Threaded;
  • Top Tapping #1 (for air vent): 1/8" Female Threaded;
  • Top Tapping #2 (for expansion tank): 3/4" Female Threaded;
  • Maximum Operating Pressure: 125 psi;
  • Maximum Operating Temperature: 300°F;
  • Media: Water or Water/Glycol Mix;
  • Recommended Flow Rate: 4 ft/sec;
  • Maximum Flow Rate: 8 ft/sec;
  • Dimensions (W x H): 8" x 6";
  • Cv: 61;
  • Weight: 7.0 lbs;


1 year manufacturers warranty.
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