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Ensure accurate balancing and flow reading.
Equipped with a digital read-out, the handwheel ensures accurate and straightforward balancing. Positive shut-off function for easy maintenance.
For simple, accurate balancing.
Dezincification resistant alloy that guarantees a longer valve lifetime and lowers the risk of leakage.
Heating and cooling systemsTap water systems
BalancingPre-settingMeasuringShut-offDraining (depending on valve type)
Max. working temperature: 120°C (intermittent 150°C) For higher temperatures (max. 150°C), see STAD-C. Min. working temperature: -20°C
Water or neutral fluids, water-glycol mixtures (0-57%).
Valve body and bonnet: AMETAL®Sealing (body/bonnet): EPDM O-ringValve plug: AMETAL® Seat seal: EPDM O-ringSpindle: AMETAL®Slip washer: PTFESpindle seal: EPDM O-ringSpring: Stainless steelHandwheel: Polyamide and TPEMeasuring points: AMETAL®Sealings: EPDMCaps: Polyamide and TPEDraining: AMETAL®Sealing: EPDMGaskets: Fiber-based aramid
AMETAL® is the dezincification resistant alloy of IMI Hydronic Engineering.
Body: IMI, TA, PN 25/400 WWP, DN and inch size. DN 50 also CE.Handwheel: TA, STAD* and DN.
- Female thread according to ISO 228. Thread length according to ISO 7/1.- Male thread according to ISO 228. Thread length according to DIN 3546.
With female threads
STAD – PN 25
The STAD balancing valve delivers accurate hydronic performance in an impressive range of applications. Ideally suited for use on the secondary side in heating and cooling systems, and tap water systems.
Female threads.Thread according to ISO 228. Thread length according to ISO 7/1.
→ = Flow direction
Kvs = m3/h at a pressure drop of 1 bar and fully open valve.
*) Can be connected to smooth pipes by KOMBI compression coupling.
NOTE: In softwares (HySelect, HyTools) and balancing instrument (TA-SCOPE) the STAD, PN 25 version, is named STAD*.
With male threads (STADA)
Male threads.Thread according to ISO 228. Thread length according to DIN 3546.
Max 120°C (intermittent 150°C)AMETAL®/EPDM
Suitable when insulation is used.AMETAL®
Can be installed without draining of the system.AMETAL®/Stainless steel/EPDM
Swivelling nut Max 120°CBrass/Steel 1.0045 (EN 10025-2)
Swivelling nut Max 120°CBrass/gunmetal CC491K (EN 1982)
For connection with press couplingSwivelling nut Max 120°CBrass/AMETAL®
Support bushes shall be used, for more information see catalogue leaflet FPL.
Max.: 100°CThrust screw: AMETAL® or brass, nickel plated.Cone: Brass(For more information see catalogue leaflet KOMBI.)
For heating/coolingCFC-free polyurethane. Covered with grey PVC.See catalogue leaflet "Prefab insulations" for complete details.
Please use the below link to browse and download IMI Hydronic Engineering BIM files for Revit. It requires a free registration.
Compression coupling for metallic pipes
Insulation caps for heating and cooling system
Balancing valve – PN 16 and PN 25 – DN 20-400