B&G PSH
Primary-Secondary Header
The Bell & Gossett PSH is a device which makes the primary
and secondary circuits connected to it independent and can
be used in hot or chilled water systems. The PSH is supplied with an air-vent and check valve assembly
to permit automatic discharge of the air in the circuits. The
PSH is also equipped with a drain valve for removing any
impurities deposited in the bottom of the unit.
Documentation: B_G PSH.pdf