Valve set for two-pipe heating systems

Duolux 50 has been specially developed for rational and easy-installation radiator attachment. With this connecting system each radiator is directly attached with its own supply and return flow pipe to a central single-storey heating manifold. Centre-to-centre distance of connections 50 mm.

Key features

50 mm centre-to-centre distance of the pipe connections

Angle type suitable for fitting left and right on the radiator

Presetting with shut-off function, soft seal

Fits every installation thanks to various thermostatic valve bodies

Technical description

Applications area:

Two-pipe heating systems

Function:

Control
Presetting
Shut-off

Dimensions:

DN 15

Pressure class:

PN 10

Temperature:

Max. working temperature: 120°C, with protection cap or actuator 100°C.
Min. working temperature: -10°C.

Materials:

Distributor:
Valve body: Corrosion resistant Gunmetal.
O-rings: EPDM rubber
Valve disc: EPDM rubber
Spindle: Brass

Thermostatic valve body:
Valve body: Corrosion resistant Gunmetal.
O-rings: EPDM rubber
Valve disc: EPDM rubber
Return spring: Stainless steel
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.

Other:
See "Articles" and "Accessories".

Surface treatment:

Valve body and fittings are nickel-plated.

Marking:

THE, II+ Designation and flow direction arrow.
Black protection cap.

Pipe connection:

G3/4 male thread for compression fittings for plastic, copper, precision steel or multi-layer pipe.

Connection to thermostatic head and actuator:

HEIMEIER M30x1,5

The products, texts, photographs, graphics and diagrams in this document may be subject to alteration by IMI Hydronic Engineering without prior notice or reasons being given. For the most up to date information about our products and specifications, please visit www.imi-hydronic.com.