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Loch Lomond Group

Client Loch Lomond Group
Project Value £10k - £100k
Completion Date April 2026
Project Overview

Our Mechanical division have successfully completed a mission-critical air conditioning replacement for the Loch Lomond Group distillery. The project involved replacing an obsolete, energy-inefficient system that had suffered catastrophic compressor and PCB failure, leaving the distillery’s main control room vulnerable. Because this room houses critical monitoring equipment that requires a strictly maintained temperature to function, a rapid and technically rigorous solution was essential to prevent operational downtime.

Our team supplied and installed a modern, high-efficiency R32 system, significantly improving the site’s carbon footprint and energy performance. To ensure long-term reliability, the project included a full pipework flush to remove old contaminants, followed by rigorous pressure testing and deep evacuation to eliminate moisture.


Full Project Details
Air conditioning system installed at Loch Lomond Group Distillery
the new air conditioning system installed in the control room of the Loch Lomond Group Distillery

Loch Lomond Group is a world-renowned name in Scotch Whisky, but behind their historic craft lies a high-tech operation that requires precision environmental control.

The air conditioning system serving the main distillery control room had suffered a catastrophic failure. The outdoor unit had experienced both a compressor and PCB (Printed Circuit Board) failure. Upon inspection by our Mechanical team, it was confirmed that the manufacturer had designated the replacement parts as obsolete.

In a distillery environment, the control room is the “brain” of the operation. It houses critical monitoring and electrical equipment that must be kept at a stable, set temperature to prevent overheating and potential operational downtime. With the old system non-functional, a rapid, reliable, and energy-efficient solution was required.

The Solution: A Modern, R32-Powered Upgrade

Our Air Conditioning team designed a full replacement strategy to move the distillery away from their failing, energy-inefficient setup to a modern, sustainable system.

Decommissioning and Preparation

The old, obsolete outdoor and indoor units were removed. Before the new system could be installed, our engineers performed a comprehensive pipework flush. This is a vital step to ensure that any contaminants or old oils from the failed compressor are removed, protecting the new equipment from day one.

Installation and Technical Rigour

We supplied and fitted a new high-efficiency R32 system. R32 is the industry-leading refrigerant that offers a lower Global Warming Potential (GWP) and much higher energy efficiency than previous generations.

To ensure the integrity of the new installation, the system underwent:

  • Pressure Testing: Verified to ensure the system can handle operational stresses without leaks.
  • Evacuation: A deep vacuum process to remove all air and moisture within the pipework, which is essential for the long-term health of the compressor.

Full Commissioning

The project concluded with a full commissioning process. This involved testing the system under various load conditions to ensure it maintained the exact set temperature required by the distillery’s critical control room equipment.

Our mechanical engineers on site working on the air conditioning replacement work at the distillery
the new air conditioning system installed at Loch Lomond Distillery

Efficiency and Reliability

By replacing a “severely un-energy efficient” failed unit with a modern R32 system, we have provided Loch Lomond Group with three major benefits:

  • Operational Security: The critical equipment in the control room is now protected by a reliable, modern climate control system with full manufacturer support.
  • Energy Savings: Modern inverter technology in the new system significantly reduces electricity consumption compared to the obsolete model.
  • Sustainability: The move to R32 refrigerant aligns with the distillery’s commitment to modern, eco-friendly operational standards.

“In a distillery environment, temperature control isn’t just about comfort, it’s about protecting the technology that keeps the site running. We were able to take an obsolete, failed system and replace it with a high-efficiency solution that will serve the Loch Lomond Group for years to come.”
Nicholas Patrick, Contract Manager, HF Mechanical & Electrical

our air conditioning team on site installing a new air conditioning system for a whisky distillery
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HF Group Accreditation - ConstructionLine Gold Member
HF Group Accreditation - NSI Gold Fire & Security Member
HF Group Accreditation - BAFE Fire Safety Accredited
HF Group Accreditation - NICEIC Approved Electricians
HF Group Accreditation - Refcom Gas Certification
HF Group Accreditation - Select Approved Electricians
HF Group Accreditation - CHAS Approved Contractors
HF Group Accreditation - SNIPEF Plumbing & Heating Approved Contractor
HF Group Accreditation - OFTEC Approved Mechanical Contractor
HF Group Accreditation - SafeContractor
HF Group Accreditation - Gas Safe Approved Heating Engineers
HF Group Accreditation - Acclaim Accredited
HF Group Accreditation - Emergency Lighting Installer
HF Group Accreditation - Cyber Essentials Accredited
HF Group Accreditation - IFC Smoke Vent Installer Certified
HF Group Accreditation - ISO 414001 2015 Accredited
HF Group Accreditation - ISO 9001 2015 Accredited
HF Group Accreditation - 45001 2018 Accredited
HF Group Accreditation - Daikin Business Partner
HF Group Accreditation - SEPA Certified
HF Group Accreditation - Mitsubishi Accredited Installer
HF Group Accreditation - WaterSafe Approved Contractor

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