Worldwide connections

The John Guest Group has a long	reputation built on producing consistently
established reputation as a world leading	high quality products with an ongoing
manufacturer of push-in fittings, tube and	commitment to value engineering and
other fluid control products. A	product development.

Quality Manufacture

A commitment to quality is at the heart of the John Guest Philosophy.

The strictest control is maintained by virtue of the fact that design and manufacture is carried out in modern purpose built manufacturing centres in west London and at Maidenhead in Berkshire.

Maintaining control over the whole process from initial tool design and tool making through to final assembly and testing ensuring that only products of the highest quality are produced.

The company believe it is this commitment to quality that has led to it receiving prestigious awards from many of the world’s leading testing and approvals organisations.

John Guest is a preferred supplier to many international companies.

British Gas

Service

BS7291

No. KM39767

Speedfit PEX Fittings

and Barrier Pipe.

K24076, K24077 and K24078

THE PUSH-FIT SOLUTION FOR PLUMBING AND HEATING SYSTEMS

JG Speedfit is a push-fit system suitable for the plumbing of normal domestic hot and cold water services and central heating applications, including pressurised and combi systems.

Performance specifications are well within those required for most normal domestic central heating and water supply systems including:

•Mains fed and indirect cold water systems

•Vented and unvented hot water systems

•Vented central heating systems

•Sealed central heating systems provided temperatures and pressures comply with BS7291 Parts 1, 2 and 3 Class S.

•Underfloor heating

Technical Support

Our national team of Technical Support Engineers is available to help you get the best from your Speedfit System. This includes a free underfloor heating estimate and CAD design service.

Technical Help Desk: 01895-425333

The JG Speedfit Technical Advisory Service is available to assist and advise on the aspects of the Speedfit System. The service is available 8:00am to 5:00pm Monday to Friday.

The System is approved by the BRA and the WRAS. Speedfit ‘PEM’ fittings and PEX and Polybutylene Barrier Pipe are Kitemarked to BS7291 Parts 1, 2 and 3 Class S Licence No KM39767.

Speedfit Fittings have been designed for use with both Speedfit and copper pipe.

Extensive tests have shown that Speedfit products will withstand temperatures and pressures well in excess of normal working conditions.

JG Speedfit should be installed to conform with good plumbing practice.

British Gas Service has accepted the John Guest Speedfit System as being suitable for open vented and sealed central heating systems and as eligible for acceptance onto its service contracts.

BS7291, KM39767 specifications

John Mills BS7291, KM39767 represents a high standard of engineering and manufacturing excellence in the field of industrial components. This specific designation is associated with a range of products that are integral in various applications across multiple sectors, including manufacturing, construction, and infrastructure. The BS7291 standard is part of the British Standards for thermoplastic pipes and fittings, offering specifications that ensure safety, efficiency, and environmental sustainability.

One of the main features of John Mills BS7291 is its adaptability. The products meet the requirements for various applications, particularly in the transportation of fluids, which is crucial in plumbing and drainage systems. This versatility makes it an ideal choice for both commercial and industrial projects.

John Mills also incorporates advanced technologies in the manufacturing process. The use of high-density polyethylene (HDPE) and other durable materials ensures that the equipment is not only lightweight and easy to install but also resilient against pressure and temperature fluctuations. Additionally, the products often include innovative sealing mechanisms that enhance leak resistance, showcasing a commitment to quality and reliability.

The characteristics of John Mills BS7291, KM39767 include excellent chemical resistance, making it suitable for use with a variety of fluids, including hazardous substances. The robust construction of these components allows them to withstand harsh environmental conditions, further extending their lifespan. Furthermore, the smooth inner surface of the pipes reduces friction and allows for the efficient flow of liquids, resulting in energy savings and reduced costs for users.

Another important aspect of this range is its compliance with environmental regulations, which is becoming increasingly critical in today’s industry landscape. John Mills products are designed with sustainability in mind, helping to reduce ecological footprints and ensure responsible resource management.

In summary, John Mills BS7291, KM39767 stands out in the industry for its focus on quality, advanced materials, and adherence to stringent standards. These features contribute to their reliability and efficiency in a wide array of applications, making them a preferred choice for professionals in the field.