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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 1.00
50802181 Rotating nut F 1¼" 32 800 1.20
50802182 Rotating nut F 1¼" 32 1000 1.40

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) 1.00
Item list

50802181

Dim. Rotating nut F 1¼"
DN 32
Length 800
Weight (kg) 1.20
Item list

50802182

Dim. Rotating nut F 1¼"
DN 32
Length 1000
Weight (kg) 1.40
Item list
Diffusion-tight Hose with Fitting

Diffusion-tight Hose with Fitting 6 variants

Article Dim. DN Length Weight (kg) Item List
396533 Quick connection 1" 25 600 0.75
396534 Quick connection 1" 25 800 0.90
396535 Quick connection 1" 25 1000 1.00
396536 Quick connection 1¼" 25 600 0.85
396537 Quick connection 1¼" 25 800 1.00
396538 Quick connection 1¼" 25 1000 1.10

396533

Dim. Quick connection 1"
DN 25
Length 600
Weight (kg) 0.75
Item list

396534

Dim. Quick connection 1"
DN 25
Length 800
Weight (kg) 0.90
Item list

396535

Dim. Quick connection 1"
DN 25
Length 1000
Weight (kg) 1.00
Item list

396536

Dim. Quick connection 1¼"
DN 25
Length 600
Weight (kg) 0.85
Item list

396537

Dim. Quick connection 1¼"
DN 25
Length 800
Weight (kg) 1.00
Item list

396538

Dim. Quick connection 1¼"
DN 25
Length 1000
Weight (kg) 1.10
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