1/2" Threaded Expansion Tank Service Valve w/ Hose Drain


Brand: Calefactio

Mfr Part#: HGSV12

Availability: In Stock
Usually ships: within 1 business day
Qty Price
$11.95 / each
x4 $45.00
(4 x $11.25 / each)
  • Description
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This service valve is compatible with all non-potable expansion tanks, including Calefactio HGT series, Amtrol Extrol & Radiant Extrol series, B&G HFT series, Watts EXT series and others. It is designed to simplify expansion tank replacement/re-charging and filling/draining the system. HGSV12 is a simpler version of the Webstone 41672 valve and does not have the supply line connection.

Technical Specifications:

  • Inlet (bottom - expansion tank) connection: 1/2" female threaded;
  • Outlet (top - system) connection: 1/2" male threaded;
  • Side outlet: 3/4" garden hose type thread with cap;
  • Ball valve type: 1/4-turn;
  • Not for potable water use.
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