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Zilmet® ZHT18-30

Zilmet® Cal Pro Series ZHT18-30 Hydronic Expansion Tank, 4.8 gal Capacity, 1

Zilmet® ZHT18-30

Zilmet has created a compact design with a seamless diaphragm that never stretches or creases. There are no bubbles or corners to trap sediment, inhibiting bacterial growth.

Zilmet® Hydronic Expansion Tank, Cal Pro Series, 4.8 gal Capacity, 1/2 in Connection, NPT Connection, SBR Diaphragm, Carbon Steel, Finish: Epoxy Polyester-Coated, Gray, 60 psi, 210 deg F, 11.4 in Dia x 14.8 in H

Series      :      Cal Pro Series
Capacity      :      4.8 gal
Connection Size      :      1/2 in
Connection Type      :      NPT
Diaphragm Material      :      SBR
Material      :      Carbon Steel
Finish      :      Epoxy Polyester-Coated
Color      :      Gray
Pressure Rating      :      60 psi
Temperature Rating      :      210 deg F
Dimensions      :      11.4 in Dia x 14.8 in H
  • Each tank is factory leak tested to ensure tank integrity
  • All diaphragms designed to maximize drawdown
  • MIG welding elimates interior rough spots and sharp edges
  • Welded side outlet allows easy and quick installation
  • Low profile tank design with full membrane depth eliminates stretching of diaphragm, providing increased life cycle
  • External baked on epoxy polyester coating provides a durable, appliance like finish
  • Protected pre-charge valve eliminates potential leak path
  • For use with hydronic heating systems