En 
Domestic technology Equipment for heating systems, boiler rooms and chimneys Anti-tamper cap valve with drain valve
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Anti-tamper cap valve with drain valve

Variants

  • integrated drain valve with hose connection - easy operation via standard square spanner AF 5 for radiator vent valves
  • with shut-off valve which can be secured against inadvertent closing by means of a lead seal

For connection, maintenance and checks of diaphragm expansion vessels in heating systems as per EN 12828 and in solar systems. To be installed at the water inlet of the expansion vessel.

Anti-tamper cap valve with screw connection G¾ x G¾ or G1 x G1. The shut-off valve is secured against inadvertent closing by means of a cap and a lead seal. Valve operation via standard square spanner size 5 for radiator vent valves. The expansion vessel can be shut off from the heating system and drained via the drain valve for the required function test or for replacement.

Part no.
Anti-tamper cap valve G¾ x G¾with drain valve77924
Anti-tamper cap valve G1 x G1with drain valve77934
  • in-stock items
  • manufactured goods

Operating pressure
max. 10 bar
Operating temperature range
Medium:
0/120 °C
Connections
Inlet x outlet:
G¾ x G¾
Drain capacity
Kvs
Anti-tamper cap valve with drain valve: 0.5 m³/h

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