REPAIR COUPLER COMPRESSION

Compression Fittings

Part	Description	Size	Bag	Box
COMRCP015	15MM REPAIR COUPLING COMPRESSION	15MM	10	60
COMRCP022	22MM REPAIR COUPLING COMPRESSION	22MM	10	30

Compression Repair Coupler

The Lawton Compression Repair Coupler is designed to provide a practical solution for repairing and modifying copper pipework systems. Manufactured for reliability and ease of installation, it allows damaged sections of pipework to be repaired efficiently without the need for soldering.

The compression design enables quick and straightforward installation using standard tools. By tightening the compression nut onto the olive, the fitting creates a secure mechanical seal, making it ideal for maintenance and repair applications.

Manufactured to EN 1254-2 standards and suitable for BS EN 1057 copper tube, the Lawton Compression Repair Coupler provides dependable performance. Backed by Lawton’s 75-Year Warranty, it delivers long-term reliability.

Key Features

Designed for pipe repairs and maintenance
Allows efficient repair of copper pipework systems
Manufactured to EN 1254-2
Suitable for BS EN 1057 copper tube
Quick and straightforward installation
No soldering or specialist press tools required
Secure mechanical compression joint
Suitable for plumbing and heating applications
Durable construction for long-term performance
Backed by a 75-Year Warranty

Technical Data

Product Overview

Lawton Compression Fittings provide a simple, reliable and reusable jointing solution for potable water, heating and cooling systems. Available in sizes from 6mm to 54mm, the range includes both standard brass and dezincification-resistant (DZR) brass fittings, manufactured in accordance with EN 1254-2.

Applications

Potable Water Systems
Heating Systems
Cooling Systems

Market Sectors

Domestic
Commercial

Product Specifications

Property	Specification
Size Range	6mm – 54mm
Standard Range Material	CW614N Brass
DZR Range Material	CW602N Brass
Jointing Method	Compression
Manufacturing Standard	EN 1254-2
Product Marking	Permanent Marking, Lawton Logo, Size
Electrical Continuity	Yes
Form of Supply	Bags and Boxes
Inner Surface Quality	Clean and Smooth
Thread Specification (Male)	ISO 7 / EN 10226-1
Thread Specification (Female)	BS EN ISO 228
Warranty	75 Years*

Subject to standard Terms & Conditions. Please refer to our website for full details.

Standards & Compliance

Category	Standard
Compression Fittings	EN 1254-2
Male Threads	ISO 7 / EN 10226-1
Female Threads	BS EN ISO 228

Maximum Operating Pressure

Nominal Size	30°C	65°C	95°C
6mm to 15mm	25 bar	25 bar	16 bar
Over 15mm to 28mm	16 bar	13 bar	10 bar
Over 28mm to 54mm	16 bar	10 bar	7 bar

Torque Settings

Nominal Size	Torque (Nm)
6mm – 12mm	25
15mm	40
22mm	60
28mm	80
35mm	100
42mm	180
54mm	240

Tightening

After hand-tightening the nut, the following additional turns are recommended to achieve a watertight joint:

Nominal Size	Turns
6mm – 28mm	1 Turn
35mm – 54mm	3/4 Turn

Material Composition

Material

Cu (%)

Zn (%)

P (%)

Pb (%)

As (%)

Sn (%)

Fe (%)

Ni (%)

Al (%)

Mn (%)

Other (%)

Total Impurities (%)

CW024A

≥ 99.90

—

0.015 – 0.040

—

≤ 0.060*

CW614N

57.0 – 59.0

Bal.

—

2.5 – 3.5

—

≤ 0.3

≤ 0.05

—

≤ 0.2

—

CW602N

61.0 – 63.0

Bal.

—

1.7 – 2.8

0.02 – 0.15

≤ 0.1

≤ 0.3

≤ 0.05

≤ 0.1

≤ 0.2

—

* Excluding phosphorus and silver.

Physical Properties

Material	Melting Point / Range (°C)	Density (g/cm³)	Thermal Conductivity (W/m·°C)	Thermal Expansion 20-300°C (×10⁻⁶/°C)	Electrical Conductivity (% IACS)	Modulus of Elasticity (GPa)
CW024A	1083	8.96	305	16.5	65	117
CW614N	875 – 890	8.50	120	21.0	28	110
CW602N	900 – 920	8.43	117	20.7	26	—

Installation & Performance

Property	Specification
Jointing Method	Compression
Reusable Connection	Yes
Electrical Continuity	Yes
Internal Surface Quality	Clean and Smooth
Product Identification	Permanent Marking