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  • LK Armatur

    LK Armatur is a leading producer in Europe, manufactures millions of valves per year for the global HVAC market. Our solutions are based on a comprehensive view of how valves, control units, components and prefabricated products work together. Svenska English Deutsch Italiano Yкраїнська Suomi

  • LK Systems

    LK Systems is the leading manufacturer of easy-to-install systems for heating and tap water distribution and pre-insulated pipes in the Nordics. Through our prefabrication factory, we also provide tailor-made solutions that simplify the installation process even further. Svenska English Norsk Suomi

  • LK Pex

    Our PEX Pipe Extrusion business area is an innovative manufacturer of high-quality plastic pipes for the heating and plumbing industry. Our core is the efficient, high-technology production process for crosslinked PE-Xa pipes, resulting in products with a unique combination of flexibility and hydrostatic strength. English

  • LK Group

    LK is a family-owned trading and production group, operating on a global scale within the HVAC-area. We are the market leader in Sweden and has an increasing sales of products, systems and solutions in the Nordic countries, Europe and the USA. Svenska English
Diffusion-tight hose

New

Diffusion-tight hose

Flexible hose for heating and cooling systems. Our high-quality flexible hose is designed to meet the demands of both heating and cooling systems. With an inner hose made of butyl rubber and a stainless steel b...

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Diffusion-tight hose

  • Variants
  • Detailed Information
  • Documentation

Variants

Diffusion-tight hose with rotating nut

Diffusion-tight hose with rotating nut 6 variants

Article Dim. DN Length Weight (kg) Item List
50802177 Rotating nut F 1" 25 600 0.65
50802178 Rotating nut F 1" 25 800 0.79
50802179 Rotating nut F 1" 25 1000 0.91
50802180 Rotating nut F 1¼" 32 600 1.0
50802181 Rotating nut F 1¼" 32 800 1.2
50802182 Rotating nut F 1¼" 32 1000 1.4

50802177

Dim. Rotating nut F 1"
DN 25
Length 600
Weight (kg) 0.65
Item list

50802178

Dim. Rotating nut F 1"
DN 25
Length 800
Weight (kg) 0.79
Item list

50802179

Dim. Rotating nut F 1"
DN 25
Length 1000
Weight (kg) 0.91
Item list

50802180

Dim. Rotating nut F 1¼"
DN 32
Length 600
Weight (kg) 1.0
Item list

50802181

Dim. Rotating nut F 1¼"
DN 32
Length 800
Weight (kg) 1.2
Item list

50802182

Dim. Rotating nut F 1¼"
DN 32
Length 1000
Weight (kg) 1.4
Item list
Diffusion-tight Hose with Fitting

Diffusion-tight Hose with Fitting 6 variants

Article Dim. DN Length Item List
396533 Quick connection 28 mm x 1" 25 600
396534 Quick connection 28 mm x 1" 25 800
396535 Quick connection 28 mm x 1" 25 1000
396536 Quick connection 28 mm x 1¼" 25 600
396537 Quick connection 28 mm x 1¼" 25 800
396538 Quick connection 28 mm x 1¼" 25 1000

396533

Dim. Quick connection 28 mm x 1"
DN 25
Length 600
Item list

396534

Dim. Quick connection 28 mm x 1"
DN 25
Length 800
Item list

396535

Dim. Quick connection 28 mm x 1"
DN 25
Length 1000
Item list

396536

Dim. Quick connection 28 mm x 1¼"
DN 25
Length 600
Item list

396537

Dim. Quick connection 28 mm x 1¼"
DN 25
Length 800
Item list

396538

Dim. Quick connection 28 mm x 1¼"
DN 25
Length 1000
Item list

Detailed Information

Description

Flexible hose for heating and cooling systems.
Our high-quality flexible hose is designed to meet the demands of both heating and cooling systems. With an inner hose made of butyl rubber and a stainless steel braiding, it offers superior durability and performance.

Advantages and Specifications:
• Meets DIN 4726: The hose is manufactured according to the DIN 4726 standard, which prevents oxygen diffusion into the system and protects against corrosion and other oxygen-related issues.
• Effective Protection: The diffusion-tight construction reduces the risk of corrosion and performance degradation, ensuring long-lasting and reliable operation.

Application: Perfect for both heating and cooling systems, making it versatile and adaptable to various applications.

Customer-Specific Manufacturing: We offer customized solutions to meet your specific needs. See our available dimensions and connections below.
Choose our flexible hose to ensure efficient and trouble-free operation of your heating and cooling systems.

• Prevents Oxygen Infiltration: Protects against corrosion in metallic components of heating and cooling systems by preventing oxygen from penetrating through the hose.
• Increases System Lifespan: Reduced risk of corrosion and deposits contributes to the longer lifespan of the entire system.
• Energy Savings: Improved system efficiency by maintaining optimal heat transfer and reducing energy losses.
• Compatibility with Various Systems: Can be used in both heating and cooling systems, providing flexibility in installation and use.
• Cost-Effective: Reduced maintenance and repair costs due to decreased corrosion and longer system lifespan.
• Compliance with International Standards: Meets the stringent requirements of the DIN 4726 standard, ensuring high quality and reliability.

Technical Data

Max. working pressure: DN8-DN25: 10 bar,
DN32: 6 bar
Working temperature: Min. -20 / Max. 90 °C
Material: Connections: Brass
Inner Hose: Butyl
Braiding: Stainless steel

Application

Documentation

Product sheet

Diffusion-tight hose