Castel sight glass 3940/M18 type (18 mm)

Liquid refrigerant sight glass with Castel 3490/M18 solder connection, equal diameters of 18 mm

  • Castel 3940/M18 refrigerant sight glass for quick and easy identification of the state of the liquid in the system and its moisture.
  • Applicable for HVAC-R systems that use refrigerant in liquid form.
  • Liquid refrigerant indicator included in the range of functional components under pressure.
  • Castel sight glass diameter: 18 mm.
  • Length: 131 mm.

Castel sight glass 3940/M18 type (18 mm)