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High-Volume HVAC Sheet Metal Fabrication & Manufacturing

Since 1986, JC Metalworks has been providing high-quality HVAC sheet metal fabrication for clients across the UK. With an arsenal of advanced machinery and tooling, we can create bespoke, high-performance components for systems of all sizes, from brackets and panels to housings and cabinets.

Specialist HVAC Metal Enclosures Designed and Manufactured in the UK

Our specialist metal enclosures protect vital HVAC equipment from harsh weather while providing essential acoustic insulation. Built using bespoke sheet metal fabrication, every unit is precision-engineered for a flawless fit, seamless routing, and straightforward installation.

Whether you require a tailored design to meet unique specifications or new enclosures that integrate seamlessly with your existing setup, we make upgrading and expanding your HVAC system effortless.

Featured Case Study

Delivering High-Volume HVAC Components for The Flamco Group

Global HVAC leader The Flamco Group partnered with JC Metalworks for high-volume component fabrication, benefiting from consistent quality, flexible batch scheduling, and reliable delivery.

It’s a pleasure working with JC Metalworks. They are able to add value, guarantee quality and hit our timelines.

– Rob Clemson, Technical Director, The Flamco Group

HVAC Sheet Metal Fabrication Products

Comprising structural casings and air parts, our HVAC production utilises advanced automated machinery to ensure strict component repeatability and flawless integration for all internal and external components.

Structural Enclosures & Protective Casings

Our robust structural enclosures insulate loud mechanical components while blocking weather wear and tampering, providing reinforced protection to safely house heavy commercial infrastructure on site.

Heat Pump Enclosures

High-performance steel and aluminium casings built to your drawings, combining weather shielding, acoustic insulation, and venting for optimal airflow and corrosion resistance.

Enclosures for Refrigeration Cabinets

Industrial cooling shells are expertly engineered to withstand heavy loads, featuring precise panel alignment and airtight seals, completed through multiple stages of advanced durability surface metal finishing.

HIU (Heat Interface Unit) Enclosures

Compact, CAD-engineered steel enclosures that protect centralised utility equipment. Manufactured with pre-punched installation slots, quick-release access doors, and a scratch-resistant powder coat.

Plant Room Casings

Modular steel enclosures feature integrated acoustic panels to effectively isolate heavy industrial machinery noise, finished with a rugged protective surface shielding vital assets from harsh environmental wear.

Air Handling & Airflow Components

High-precision parts optimise airflow dynamics to prevent energy waste, allowing ventilation networks to breathe effortlessly. Built from durable galvanised metals, they strictly satisfy vital building safety codes.

Air Grilles & Louvres

We manufacture precision-slotted air grilles and louvres to engineering specifications using automatic turret punching and Amada press brakes, ensuring optimised airflow dynamics with durable, weather-resistant, powder-coated finishes.

Air Conditioning Concealer Panels

Modern concealer panels secure outdoor air conditioning units against vandalism. Perforated slot patterns guarantee perfect airflow to prevent overheating, while a tough weather resistant finish prevents rust.

Ventilation Ducting & Chilled Beam Components

Eliminate leaky joints and airflow friction with our precision-fabricated ventilation ducting and chilled beam components, engineered with airtight seals and smooth internal seams to maximise system efficiency.

Damper Housings

Manufactured using automated precision forming for perfect spindle alignment and airtight seams, these robust damper housings prevent blade jamming during fires, strictly satisfying critical building safety codes.

Designed to Integrate Seamlessly with Your HVAC System

  • Seamless Integration: JC Metalworks specialises in bespoke fabrication, guaranteeing your new enclosures perfectly match your existing HVAC system.

  • Custom Range: We provide a vast array of custom options, such as enclosures, grilles, louvres, and ducting.

  • Precision Tailoring: Every unit is expertly tailored by material and location to match your new or updated requirements completely.

Greater Flexibility, Faster Communication and Exact Specification Control

Benefit from decades of custom metal fabrication experience with JC Metalworks. We provide complete in-house manufacturing from prototyping to production with design support and continuous consultation.

Utilising advanced machinery like laser cutting and turret punching, we deliver cost-effective HVAC solutions, ensuring unmatched quality, peace of mind, and complete customer satisfaction.

FAQs

How does your facility ensure our enclosures pass strict HVAC air-leakage audits?

We combine state-of-the-art Amada fibre lasers with calibrated automated press brake lines to guarantee perfect part-to-part geometric consistency. Our engineers conduct rigorous dimensional checks during our in-house quality control and leak detection phases, ensuring flawless edge alignment and airtight thermal seals that satisfy strict industry codes.

What should manufacturers consider when specifying metalwork for HVAC equipment?

Key considerations include the component’s structural requirements, sheet metal gauge, operating environment, airflow requirements, pressure loss, installation conditions and applicable safety requirements. JC Metalworks works with manufacturers on these considerations during the design and fabrication process.

What happens if our engineering team makes a design change mid-way through a long production contract?

Because we store your technical files digitally and use automated fibre lasers, we do not rely on expensive, rigid hard-tooling or fixed moulds. If you need to shift a hole location or alter a bracket size, we can update the software instantly. This digital agility means we can implement your design changes on the very next batch without ruining your budget or leaving you with obsolete parts.

What factors affect the durability of an outdoor HVAC enclosure?

The durability of an outdoor HVAC enclosure depends on factors such as material selection, exposure to moisture and corrosion, temperature conditions, structural requirements and protective finishing. JC Metalworks selects materials and finishes according to the installation environment, with powder coating available to provide a durable, corrosion-resistant surface for long-term outdoor use.

Can you fabricate products that combine different materials, like galvanised internal frames with aluminium outer covers?

Yes, we handle mixed-material builds every day. Many complex products require heavy galvanised steel inside for structural strength, but lightweight aluminium outside to prevent outdoor rust and keep the unit easy to lift. We store, cut, and process multiple grades of steel and aluminium side-by-side, allowing us to build complete, multi-material assemblies that give you the best performance for your money.