Commissioning Valves

MSV-O is a new generation of manual valves for balancing flow in heating, cooling and

domestic hot water systems. MSV-O is a combined pre-setting and shut off valve with a range of unique features: –

  • Fixed venturi orifice.
  • Removable hand wheel for easy mounting.
  • Numeric pre-setting scale, visible from more angles.
  • Easy locking of pre-setting.
  • Built-in measuring nipples for 3mm needles.
  • Open-close with Allen key in emergency.
  • Open-closed colour indicator.

It is recommended to use MSV-O in constant flow systems in front of boilers, flat stations

or heat pumps in one-family houses for balancing, shut-off function for service and repair, flow

verification, one pipe systems. The valve may be mounted in flow or return.

All dimensions are available with internal thread. APFM 5000/100 measuring instrument is available.