DISCALAIR® 551004A High Discharge Automatic Air Vent, 1/2 in Nominal, FNPT Connection, 150 psi Working, 250 deg F, Brass, Import

CLF551004A MFG #: 551004A
  • Connection Type: FNPT
  • Material: BRASS
  • Nominal Size: 1/2 in
  • Temperature Rating: 250 deg F
  • Dimensions: 2-3/16 in Dia x 4-3/8 in H
  • Manufacturer: Caleffi
  • Manufacturer #: 551004A
  • Series: 551
DISCALAIR® automatic air vents release air that forms in the hydraulic circuits of heating and air conditioning systems, with pressures to 150 psi. The venting air discharge capacity is very high capable of expelling over 4 standard cubic feet per minute (SCFM). The circulation of fully de-aerated water or glycol-water mediums enables the equipment to operate under optimum conditions, free from noise, corrosion, localized overheating or mechanical damage.

Caleffi DISCALAIR® Automatic Air Vent, High Discharge, Series: 551, 1/2 in Nominal, FNPT, 150 psi Working, 250 deg F, Brass, 2-3/16 in Dia x 4-3/8 in H, Import
  • Features
  • Product Videos
  • Stainless steel float guide pin and linkage