FLOWRETT, TWORETT, TA-UNI
Manifolds assemblies for one-pipe and two-pipe systems
Compatible with most radiators on the market, these manifolds for one-pipe and two-pipe radiator systems delivers balancing and room temperature control functionality.
Product branding
Features and Benefits
RVT valve (FLOWRETT)
Ensures trouble-free operation and reduced maintenance costs.
Calypso TRV-3 valve (TWORETT)
For accurate balancing, trouble-free operation and better comfort.
Low flow charateristics (TWORETT)
Flow range from a very low flow up to standard level.
Diverter TA-UNI
Convertible for one- or two-pipe application
Bottom or side connection
Ensures smoother installation.
Applications
Heating and cooling systems.
Functions
Presetting
Regulating
Shut-off
Dimension [DN]
DN 10
Pressure class [PN]
PN 10
Differential pressure (ΔpV)
The max. pressure difference allowed for the valve not to open against a closed thermostat: 100 kPa.
Temperature
Max. working temperature: 120°C, with protection cap or actuator 100°C.
Min. working temperature: -10°C
Marking
The distributors are marked with TA and a flow direction arrow on the valve body.
FLOWRETT:
The RSD 821 cap without splines.
TWORETT:
The RSD 802 cap with splines.
TA-UNI:
Cap without splines.
Radiator valves:
All radiator valves are marked with TA, country code, flow direction arrow, DN and KEYMARK-Designation on the valve body.
Calypso TRV-3: Red protection cap. Upper part of valve insert: Red.
RVT: Black protection cap. Black stuffing box.
RVO: White handwheel. Black stuffing box.
Connection to thermostatic head and actuator
IMI Heimeier M30x1,5
Material
Diverters:
Valve body: Hot stamped brass
Valve stem: Brass
O-rings: EPDM rubber
Radiator valves:
Valve body: Brass
O-rings: EPDM rubber
Return spring: Stainless steel
RVT/RVO:
Valve disc: EPDM rubber
Valve insert: Brass. (The complete thermostatic insert can be replaced using the fitting tool without draining the system.)
Spindle: Niro-steel spindle with double O-ring sealing. (The outer O-ring can be replaced under pressure.)
Calypso TRV-3:
Valve disc: NBR rubber
Valve insert: Brass, PPS (polyphenylsulphide) and SPS (syndiotactic polystyrene). (The complete thermostatic insert can be replaced using the fitting tool without draining the system.)
Spindle: Niro-steel spindle with double O-ring sealing.
Others:
Connection pipes: Steel
Radiator connections: AMETAL®
AMETAL® is the dezincification resistant alloy of IMI Hydronic Engineering.
Surface treatment
Nickel-plated
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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