
STAF-R
Balancing valve – PN 16 (DN 65-150) – Gunmetal
A flanged balancing valve in gunmetal, that delivers accurate hydronic performance in an impressive range of applications. STAF-R is ideal for use mainly on the secondary side in heating and cooling systems.
Product branding

Features and Benefits
Handwheel
Equipped with a digital read-out, the handwheel ensures accurate and straightforward balancing.
Handwheel for DN 65-150 with side reading makes the read-out easy from any angle.
Accurate and precise
Provides high accuracy of measurement.
Self-sealing measuring points
For simple, accurate balancing.
Positive shut-off function
Applications
Heating and cooling systems.
Functions
Balancing
Measuring
Presetting
Shut-off
Pressure class [PN]
PN 16
Temperature
Max. working temperature: 120°C
Min. working temperature: -10°C
Media
Water or neutral fluids, water-glycol mixtures (0-57%).
Marking
Body: TA, PN, DN, CE, flow direction arrow, material and casting date (year, month, day).
Connection
Flanges: ISO 7005-2, EN 1092-2.
Material
Body: Gunmetal CuSn5Zn5Pb5 (EN 1982).
Bonnet, cone (DN 100-150 PTFE coated) and spindle: AMETAL®.
Seals: EPDM.
Slip washer: PTFE.
Bonnet bolts: Stainless steel.
Measuring points: AMETAL® and EPDM.
Handwheel: Polyamide.
AMETAL® is the dezincification resistant alloy of IMI Hydronic Engineering.
The table below assists you in finding the relevant product based on its variant. For more details, please download the datasheet above.
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