Multilux

The Multilux thermostatic valve body is used for the connection to radiators with a lower two point connection, e.g. bath radiators, universal radiators etc.. Centre-to-centre distance of connections 50 mm.

Product Information

With two point connection for single and two-pipe systems

The Multilux thermostatic valve body is used for the connection to radiators with a lower two point connection, e.g. bath radiators, universal radiators etc.. Centre-to-centre distance of connections 50 mm.

Technical description

HEIMEIER Multilux thermostatic valve body made of corrosion resistant nickel plated gunmetal for radiators with lower two point connection.

Single and two-pipe versions as angle or straight type with R 1/2 and G3/4 connection. Single-pipe version: The mass flow share to the radiator is always 35%.

Centre to centre distance of the connections 50 mm. Tolerance compensation ±1.0 mm by means of special union nuts and flexible flat sealing system for stressfree mounting.

The Multilux thermostatic valve bodies fit all HEIMEIER thermostatic heads and actuators. The Niro steel stem is provided with a double O-ring. The outer O-ring and the whole of the thermostat upper part are replaceable under pressure.

Separate regulating cone for reproducible presetting, operation with a screw driver.

Return pipe can be shut off with an allan key size 5 AF while not changing the presetting during opening and closing.
Sealing on stems by means of EPDM O-rings.

Drain-off is possible at the return pipe shut-off with a draining off and filling device. Available as an accessory for 1/2"-hose connection.

G3/4 connection on pipe side with compression fitting for plastic, copper, precision steel or multi-layer pipe.

Use only the designated compression fittings for HEIMER fittings (e.g. designation 15 THE).

Excellent connection design using well shaped cover made of white or chromed plastic, see accessories.
Permitted operating temperature TB 120°C (248°F), with cover TB 90°C (194°F). Permitted operating pressure PB 10 bar.

Product Articles

Articles

Angle

Female thread
Nickel plated gunmetal

Connection
radiator
Kv-value
(with presetting 4) 1)
P-band [K]
2
Kvs
Kv-value
EAN
Article No
1
2
Two-pipe system
Rp1/2
0,32
0,59
0,90
4024052456659
3851-02.000
Single-pipe system 2)
Rp1/2
1,50
4024052457052
3855-02.000

Angle

Male thread
Nickel plated gunmetal

Connection
radiator
Kv-value
(with presetting 4) 1)
P-band [K]
Kvs
Kv-value
EAN
Article No
1
2
Two-pipe system
G3/4
0,32
0,59
0,90
4024052456857
3853-02.000
Single-pipe system2)
G 3/4
1,50
4024052457250
3857-02.000

Straight

Female thread
Nickel plated gunmetal

Connection
radiator
Kv-value
(with presetting 4) 1)
P-band [K]
Kvs
Kv-value
EAN
Article No
1
2
Two-pipe system
Rp1/2
0,32
0,59
0,90
4024052456550
3850-02.000
Single-pipe system2)
Rp1/2
1,50
4024052456956
3854-02.000

Straight

Male thread
Nickel plated gunmetal

Connection
radiator
Kv-value
(with presetting 4) 1)
P-band [K]
Kvs
Kv-value
EAN
Article No
1
2
Two-pipe system
G3/4
0,32
0,59
0,90
4024052456758
3852-02.000
Single-pipe system2)
G3/4
1,50
4024052457151
3856-02.000

Radiator share 35%


1) Factory setting
2) Body marked with two horizontal arrows next to the manufacturer's designation

Accessories

Cover

made of plastic.
For angle and straight forms.

Colour
EAN
Article No
white RAL 9016
4024052553518
3850-10.553
chrome plated
4024052553617
3850-12.553

Allen key

for opening and closing the return pipe shut-off size 10 AF DIN 911.

EAN
Article No
4024052105113
0101-10.256

Draining off and filling device

for 1/2"-hose connection.

EAN
Article No
4024052114511
0301-00.102

Compression fitting

for copper or precision steel pipe.
Connection male thread G3/4.
Nickel plated brass.
For pipe wall thickness of 0,8 – 1 mm supporting sleeves must be used.
Pay attention to pipe manufacturer’s details.

Ø Pipe
EAN
Article No
12
4024052214211
3831-12.351
15
4024052214617
3831-15.351
16
4024052214914
3831-16.351
18
4024052215218
3831-18.351

Supporting sleeves

for copper or precision steel pipe with a wall thickness of 1 mm.

Ø Pipe
L
EAN
Article No
12
25,0
4024052127016
1300-12.170
15
26,0
4024052127917
1300-15.170
16
26,3
4024052128419
1300-16.170
18
26,8
4024052128815
1300-18.170

Compression fitting

for copper or precision steel pipe.
Connection male thread G 3/4.
Nickel plated brass.
Soft sealed.

Ø Pipe
EAN
Article No
15
4024052515851
1313-15.351
18
4024052516056
1313-18.351

Compression fitting

for plastic pipes.
Connection male thread G 3/4.
Nickel-plated brass.

Ø Pipe
EAN
Article No
14x2
4024052134618
1311-14.351
16x2
4024052134816
1311-16.351
17x2
4024052134915
1311-17.351
18x2
4024052135110
1311-18.351
20x2
4024052135318
1311-20.351

Compression fitting

for multi-layer pipes.
Male thread connection G 3/4.
Nickel-plated brass.

Ø Pipe
Article No
16x2
1331-16.351
18x2
1331-18.351

Double rosette

Dividable in the middle, made of plastic, white, for various pipe diameters.
Centre distance 50 mm.
Overall height max. 31 mm.

EAN
Article No
4024052120710
0520-00.093

Hand regulating cap

for all HEIMEIER thermostatic valve bodies.

EAN
Article No
white RAL 9016
4024052156610
2001-00.325

Thermostat insert

Replacement insert.

EAN
Article No
4024052459414
3850-02.300

S-connection set

consisting of 2 adapter pieces G3/4 x G3/4, Brass nickel-plated.

Model
EAN
Article No
Set 1
Axial distance min. 40/50 to max. 60/50
4024052840816
1354-02.362
Set 2
Axial distance min. 35/50 to max. 65/50
4024052840915
1354-22.362

Double nipple

Brass, interior hex, self sealing. For connection of Multilux, Vekolux and Vekotec to radiators with Rp 1/2 female thread.

Model
EAN
Article No
flat sealing R 1/2 x G 3/4
4024052523412
0550-22.350

Balancing washer

Brass. For connection Multilux, Vekolux and Vekotec to radiators with G 3/4 male thread.

Model
EAN
Article No
flat sealing with O-Ring
4024052339617
0532-02.324

Gasket

for Multilux, Vekolux and Vekotec.

Model
EAN
Article No
flat sealing
4024052339716
0530-00.015

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