Fittings for radiator valves

(36 )

Connector 15Cu-G3/4 / 18 nickel-plated G3/4
Valvex
1
19,84 zł/pcs
9003990
HBK457

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11,07 zł

482 pcs
Connection fitting S for compensating misalignments between valves and pipes DN15
Imi Heimeier
1
65,26 zł/pcs
1353-02.362
HAV001

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255 pcs
Reducing nipple 3/4"x1/2" tapered thread seal (2 pcs)
Honeywell Home
1
15,47 zł/set
VS3295A015
HGA129

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398 set
Intermediate sleeve for VKO
Valvex
1
16,36 zł/pcs
5
6,54 zł/pcs
1481770
HBK597

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254 pcs
E1/50 nickel-plated flow diverter elbow with shut-off
Flamco
1
360,83 zł/pcs
F10077
HAM338

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32 pcs
Insert for VECTOR ZT 22 thermostatic valve
Valvex
1
51,78 zł/pcs
4412400
HBK577

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406 pcs
3/4 inch compression fitting for 15 mm copper pipes (set of 2 pcs)
Ferro
1
16,95 zł/set
67761500Y
HAO729

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68 set
A11 connector set for VARIOCON N1 /2set/
Flamco
1
26,52 zł/set
F11170
HAM279

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30 set
Reducing nipple 3/4"x 1/2" for valve V2496
Honeywell Home
1
15,06 zł/set
VS3296A015
HAV946

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118 set
Nickel-plated compression fitting, male thread 1/2 inch
Danfoss
1
16,90 zł/pcs
013G4115
AOB835

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49 pcs
Connecting nipple 1/2 inch x 3/4 inch nickel-plated
Flamco
1
19,10 zł/pcs
F10390
HAM315

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41 pcs
Compression fitting 16x 3/4 inch /2set/
Flamco
1
27,64 zł/set
F11462
HAM280

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157 set
Straight flow diverter fitting D1/50, with shut-off - nickel-plated
Flamco
1
323,03 zł/pcs
F10076
HAM337

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25 pcs
OFIX CEP compression fittings for CU 15mmX3/4 (set=2pcs), soft seals
Oventrop
1
41,28 zł/set
1016863
HAY329

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36 set
Connecting nipple Design 1/2 x 3/4 inch chrome
Flamco
1
17,13 zł/pcs
F10505
HAM336

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39 pcs
Set of compression fittings 16 x 2 - 3/4 (2 pcs), made of brass, nickel-plated nut
Oventrop
1
24,34 zł/pcs
1707935
DLB747

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28 pcs
Compression connector for copper or thin-walled steel. Connection with G3/4 male thread. 18mm diameter
Imi Heimeier
1
16,63 zł/pcs
Oh! NEW
3831-18.351
HAV000

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89 pcs
Fitting G1/2-G3/4 nickel-plated
Valvex
1
17,72 zł/pcs
2
16,11 zł/pcs
1481790
HBK592

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27 pcs
Chrome compression fitting, male thread 1/2 inch, pipe type: alupex, pipe size: 16x2
Danfoss
1
49,66 zł/pcs
013G4200
AOB875

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16 pcs
F3 Connector Set - 16x2 chrome /2set/
Flamco
1
76,89 zł/set
F11482
HAM334

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14 set
Cofit S double compression fittings for multilayer pipes 16x2.0mm x G 3/4 inch male thread, nickel-plated
Oventrop
1
41,09 zł/set
1507935
HAY330

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20 set
F3 - 17x2 chrome connector set /2set/
Flamco
1
64,77 zł/set
F11483
HAM335

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13 set
F11 Connector Set - 15mm chrome /2set/
Flamco
1
82,58 zł/set
F11132
HAM333

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4 set
Directional change fitting for Vekolux with shut-off for rerouted supply and return, angular
Imi Heimeier
1
279,11 zł/pcs
Oh! NEW
0541-50.000
HAV220

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40 pcs
Ofix K, compression fitting for plastic pipes, 14x2 mm, (set = 2 pcs.)
Oventrop
1
44,99 zł/pcs
1016873
HGA189

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3 pcs
Expansion sleeve for copper or thin-walled steel pipes with a wall thickness of 1 mm. Brass DN pipe 15
Imi Heimeier
1
12,18 zł/pcs
2
10,15 zł/pcs
1300-15.170
HAU970

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100 pcs
Compression connector for copper or thin-walled steel. Connection with external thread G3/4 with a diameter of 15mm.
Imi Heimeier
1
17,91 zł/pcs
Oh! NEW
3831-15.351
HAU998

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100 pcs
Connector fitting 15mm female thread G3/4
Imi Heimeier
1
22,32 zł/pcs
1313-15.351
HAU992

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196 pcs
Compression connector for copper or thin-walled steel. Connection with external thread G3/4 with a diameter of 16mm.
Imi Heimeier
1
21,71 zł/pcs
Oh! NEW
3831-16.351
HAU999

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100 pcs
PEX-AL fitting 12-16-G3/4 / 18 nickel-plated (for PEX-Al-PEX pipes)
Valvex
1
21,97 zł/pcs
6008500
CPG383
Offset fittings 1" for manifold
Ferro
1
59,67 zł/pcs
MR-SET
CHV357
Compression fitting 3/4" for 16x2 mm plastic pipes (set of 2 pcs)
Ferro
1
25,23 zł/set
67841612Y
HAO735
Compression fitting 3/4" for multilayer pipes 16x2 mm (set of 2 pcs)
Ferro
1
17,45 zł/set
67861612Y
HAO736
Compression fitting for multilayer pipes 16x1/2" nickel-plated
Ferro
1
11,18 zł/pcs
ZL1601N
HAO733
Compression fitting for Alupex pipes, thread G 1/2 inch A, pipe size 16x2mm
Danfoss
1
27,70 zł/pcs
013G4176
ATC542
temporary unavailable



Radiator valve connectors - an essential element of the heating system

Radiator valve connectors are key components of every central heating installation.   They provide a tight and durable connection between the radiator and the pipe system. At Onninen we offer a wide selection of these components. Our range includes products from leading brands such as Flamco Meibes, Valvex, Danfoss, Oventrop and Honeywell Home.

We often come across questions about the differences between different types of connectors. There are several basic types:

  • Reducing nipple
  • Connection nipple
  • Compression fitting
  • Screw connector
  • Connection

Each of these types has its own unique uses and characteristics.   The reducing nipple allows you to change the pipe diameter. The compression fitting ensures quick and secure assembly. The connector allows easy connection of the radiator to the installation.

How to choose the right connectors for radiator valves?

Choosing the right connector depends on several factors. The most important are the type of pipes in the installation and the type of radiator. In our daily practice, we see that customers often have doubts on this issue. That is why we always advise to pay attention to:

  • Diameter of pipes and radiator connections
  • Material from which the pipes are made (copper, steel, plastic)
  • Radiator valve type
  • Requirements for tightness and durability of the connection

The correct selection of connectors is crucial for the efficiency and reliability of the heating system.   Unsuitable components can lead to leaks and, consequently, to serious failures. Our experience shows that it is worth investing in high-quality connectors from renowned manufacturers.

Innovative solutions in the category of radiator valve connectors

The market for radiator valve connectors is constantly developing. New, innovative solutions are emerging. One of them are compression connectors for multilayer pipes. They provide quick and reliable assembly without the use of specialist tools. Another interesting product is a connection connector for offset compensation. It allows for leveling out minor inaccuracies in the installation.

At Onninen, we focus on modern solutions that facilitate the work of installers and increase the reliability of heating systems.   That is why our offer includes, among others, inserts for thermostatic valves with automatic flow regulation function. This solution significantly improves the energy efficiency of the entire installation.

Recently, in a project for a large housing estate, we used a comprehensive solution based on Oventrop connectors. This system allowed for a significant reduction in assembly time and ensured high tightness of the connections. The customer was very pleased with the final result.

Radiator valve connectors - key technical parameters

When selecting radiator valve connectors, you should pay attention to several important technical parameters:

The material of manufacture has a huge impact on the durability and resistance of the connector.   The most commonly used materials are brass, stainless steel and plastics. Each has its advantages and limitations. Brass is highly durable and corrosion resistant. Stainless steel is ideal for installations with high hygiene requirements. Plastics are lightweight and resistant to scale.

Maximum working pressure is another key parameter. It determines how much pressure a fitting can withstand without leaking. In typical domestic installations, a pressure of 6-10 bar is usually sufficient. For industrial systems, higher strength fittings are often required.

The operating temperature range is particularly important information in the context of heating installations.   The connectors must be resistant to the high temperatures occurring in the system. Typically, they should withstand temperatures up to 110°C. In the case of low-temperature systems, connectors with lower parameters can be used.

The type of thread and its size are parameters that must be perfectly matched to the rest of the installation elements. The most common are inch threads, but in newer systems, metric threads are increasingly used.

In the case of compression fittings, the clamping force is an important parameter. It determines how tightly the fitting holds the pipe. Too little force can lead to leakage, too much force can damage the pipe.

Compatibility with various types of pipes is a feature that makes the work of installers much easier.   Universal connectors, suitable for both copper and plastic pipes, are particularly valued on the market. They allow for flexible design and modernization of installations.

At Onninen, we attach great importance to these parameters when selecting our assortment. Our experience shows that precise matching of connectors to a specific installation is crucial for its long-term and trouble-free operation.

We encourage you to take advantage of our professional assistance in selecting the appropriate connectors for radiator valves.   Our experts will be happy to advise on the best solutions, tailored to the individual needs of each project.