• Finned Pack Heat Exchangers

    Energy efficient cooling available with natural refrigerants CO2, R290, R717 & R718.

  • CO2 Gas Coolers

    The reliable, efficient and eco-friendly solution for industrial & commercial applications. 15 to 900 kW

  • Dry Coolers & Adiabatic Systems

    Dry Coolers w/adiabatic systems, ideal for process cooling applications and cooling tower alternative.

  • Shell & Tube Exchangers

    A complete line of shell & tube exchangers for chillers and heat recovery systems, with material flexibilty to suit every specification

  • OEM Supply Services

    Standardised batch production of heat exchangers, tailored to your specifications and production schedules







From single replacement coils, to batch OEM supply, contact us today and see how we can help you with your project

Heat Transfer Specialists

4D Coils Limited are a leading provider of heat exchanger products in the UK. We specialise in providing cooling solutions for large scale bespoke projects across a number of industry sectors; from process cooling, data centres and pharmaceutical facilities to agricultural, offshore and marine. For UK Manufacturers we offer products on an OEM basis, with standardised batch supply tailored to exact specifications and seemless integration within any supply chain.

Complete Solutions & Flexibility

Heat Exchanger Coils with multiple tube geometries
Shell & Tube Exchangers with over 2500 geometry combinations
Material Flexibility to suit a variety of applications
Suitable for all existing refrigerants, including CO2, Propane & NH3
Protective surface treatments available
100% product inspection

hydrophilic coating 4d coils
4D coils selection software

Product Selections Quick & Easy

4D coils software for thermodynamic calculations has been developed and is continually updated for maximum ease of use, this ideal tool allows quick and simple calculations for the range of heat exchangers, dry coolers, condensers and coolers.


Finned Pack Heat Exchangers

Dry Coolers & Adiabatic

Gas Coolers

Shell & Tube Heat Exchangers

Remote Condensers

Evaporators & Brine Coolers

Quality Assured

  • Products

    We operate a 100% testing program, each one of our products are tested prior to dispatch.

    Leak detection tests are carried out from 18 to 65 bar, as per PED specifications & Certifications in accordance with PED 97/23 CE & AHRI 410.

    All products offered are in accordance with and carry the UKCA mark, plus ULCSA certification is available across a range of tube diameters and geometries.

    Shell & Tube product lines are available with a number of certifications to suit most applications and jurisdictions worldwide including Lloyds Register Approved for Fusion Welded Pressure Vessels Class  2.1, GOST, TUV SÜD

  • Systems

    Absolute quality is a fundamental part of our company & every stage from design to delivery. Our production facility’s quality procedures are in compliance with relevant Certification Standards;

    Quality Management System to UNI EN ISO 9001 : 2015
    Occupational Health & Safety Management System to UNI ISO 450001 : 2018


Our Environmental Commitment

  • Sustainable Resource Management

    Maximum efficiency, reduced emissions: Our manufacturing plants comply with the ErP (Ecodesign Directive 2009/125/EC), which requires the gradual reduction of energy consumption of heat exchangers and, in general, of energy-using equipment and engines manufactured in the EU. Additionally, by using natural gases such as ammonia and propane, the company delivers high efficiency products while ensuring a low environmental impact.

    Our Environmental management System is certified to  UNI EN ISO 140001 : 2015 standard