MDPE Repair Coupling

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Useful Information

Technical Specifcation

  • Type: Compression Repair Coupling (No internal pipe stop)
  • Connection: MDPE pipe to MDPE pipe (same diameter)
  • Size Range: 20mm to 110mm
  • Material Composition:
  • Body: High-impact black polypropylene (UV stabilised)
  • Nut: Polypropylene
  • Grip Ring: Acetal resin (POM)
  • Gasket: Nitrile rubber (NBR)
  • Operating Pressure: Up to 16 bar at 20°C
  • Temperature Range: -10°C to +60°C
  • Standards Compliance: ISO 17885, UNI EN 12201
  • Pipe Compatibility: MDPE pipes of matching outer diameter

Liner Requirement: Pipe liners (stiffeners) are strongly recommended for all compression joints

Description

The MDPE Compression Repair Coupling is designed for joining two MDPE pipes of the same diameter where a section of pipe has been damaged or removed. Unlike standard couplings, this fitting is manufactured without an internal pipe stop, allowing it to be slid fully over one pipe and then repositioned centrally to complete the joint. Ideal for emergency repairs or system modifications, it ensures a secure, watertight seal. For optimal performance, the use of pipe liners (stiffeners) is strongly recommended to maintain joint strength and alignment.

Key Features & Benefits

  • Designed for Pipe Repairs: Enables quick and reliable joining of two pipe ends in repair situations, with no need to fully dismantle the system.
  • No Internal Pipe Stop: Allows the coupling to slide completely over one pipe end for easy positioning during installation.
  • Secure Compression Joint: Delivers strong mechanical sealing using a grip ring and nitrile rubber gasket.
  • Durable, UV-Stabilised Construction: Resistant to corrosion, environmental stress, and mechanical wear for long-term use.
  • Tool-Free, Fast Installation: Simple push-fit design with no disassembly or heating required.
  • Pipe Liner Compatible: Reinforces pipe ends to prevent deformation and ensure reliable sealing under pressure.

mdpe-repair-coupling-diagram

 

Product Code Supplier Code d (mm) D (mm) L (mm)
402995 53915-2 20 47 125
402996 53915-3 25 54 137
402997 53915-4 32 65 175.5
402998 53915-6 40 76 216.5
402999 53915-7 50 91.5 244
403000 53915-8 63 110.5 255
403001 53915-9 75 127.5 284
403002 53915-10 90 150 344
403003 53915-11 110 176.5 410.5

 

IMPORTANT: The technical data given on this website is for preliminary information purposes only and is published without guarantee. All line drawings are for illustrative purposes only and should not be regarded as wholly accurate in every detail. We reserve the right to withdraw or to alter the specification of any product without notice. For more information, please consult our Terms of Business.

If you require any further information, our excellent customer service team is here to help so please call us on 01794 835835.

 

Grouped product items
Code Product Name List Price You Save You Pay Quantity
402995 MDPE Repair Coupling 20mm £7.62 60%
You Pay:  £3.05
402996 MDPE Repair Coupling 25mm £9.06 60%
You Pay:  £3.63
402997 MDPE Repair Coupling 32mm £11.61 60%
You Pay:  £4.64
402998 MDPE Repair Coupling 40mm £18.87 60%
You Pay:  £7.55
402999 MDPE Repair Coupling 50mm £25.82 60%
You Pay:  £10.33
403000 MDPE Repair Coupling 63mm £36.02 60%
You Pay:  £14.41
403001 MDPE Repair Coupling 75mm £67.41 60%
You Pay:  £26.97
403002 MDPE Repair Coupling 90mm £97.63 60%
You Pay:  £39.05
403003 MDPE Repair Coupling 110mm £178.01 60%
You Pay:  £71.21