UK heat-network specialists  ·  Design, installation & maintenance

Pipe systems

ISOPLUS pre-insulated pipe installation

Talk to JGD about installing and jointing ISOPLUS pre-insulated pipework for your district heating or cooling project.

Systems for district heating and cooling

ISOPLUS manufactures pre-insulated piping systems for local and district heating and cooling networks. Its portfolio includes rigid bonded steel and flexible pipe systems, with matching components for network branches, connections and joints.

JGD can assess the proposed system alongside the project engineer and product supplier, then plan the practical installation activities that affect network integrity: route, handling, carrier connections, casing joints, testing and handover.

  • Review operating conditions and system suitability
  • Coordinate route geometry, expansion and site interfaces
  • Plan handling, welding or joining and casing-joint completion
  • Check surveillance, testing and project quality requirements

Rigid and flexible options

Bonded steel systems suit many buried district energy mains where carrier strength, insulation and casing continuity are critical. Flexible systems may help with smaller branches and constrained connections, subject to the duty and specification.

The appropriate product, dimension and joint arrangement must be confirmed against current ISOPLUS guidance and the project design; no one system fits every temperature, pressure or route.

Buildable, testable delivery

Pre-insulated pipework performs as a complete network. The design and method need to give installers sufficient access to prepare, connect, test and close every joint before backfill.

JGD brings installation experience to those decisions and can discuss an appropriate delivery package once drawings, operating conditions and programme are available.

Pre-insulated pipework installation at a JGD project

Specification note: Final product selection and installation details must follow the project engineer’s design and the current manufacturer guidance.

Built around your project

From specification to completed joint

JGD connects design intent with the practical controls needed on site.

Project fit

Review operating conditions, route constraints and specification before product commitment.

Specialist installation

Coordinate carrier connections, casing joints, insulation, surveillance and testing.

Lifecycle thinking

Plan transitions, records, access and future intervention as part of the installed asset.

FAQs

Choosing and installing ISOPLUS Pre-Insulated Pipe Systems

Clear answers help teams make better early decisions. For project-specific guidance, speak with JGD.

Which ISOPLUS pipe system is suitable for my heat network?

No single system is right for every project. Suitability depends on temperature, pressure, pipe size, route, ground conditions, movement strategy, installation access and the client specification.

Can JGD help with product selection?

Yes. JGD can review operating and site requirements with the design and supply team, then advise on installation practicality and interfaces.

Can JGD install and joint ISOPLUS pre-insulated pipework?

Yes. Subject to the selected product and agreed project scope, this can include carrier-pipe connections, casing joints, surveillance components, testing and quality records.

Can this system connect to existing pipework?

Often yes, using a properly designed transition. The existing materials, dimensions, condition and operating duty must be confirmed before the connection method is selected.

What information is needed for a quotation?

Provide the project location, design stage, pipe schedule, sizes, route length, operating conditions, programme, drawings and required scope wherever available.

Start a conversation

Put specialist heat-network experience behind your next decision.

Discuss an ISOPLUS installation