Decades of hands-on expertise in gas, heating, and plumbing installations across a wide range of sectors.
Our team is highly trained, certified, and committed to delivering safe, compliant, and reliable work.
We understand the demands of large-scale and complex projects, delivering on time and to spec.
Trusted by clients across the South East for our personal service, clear communication, and quality results.
With over 30 years of experience in the mechanical services industry, PSB Mechanical provides expert installation and servicing of plumbing, heating, and gas systems for projects of every size. Based in St Albans, Hertfordshire, our trusted team of engineers supports clients across London and the surrounding counties.
From initial planning and design to installation and long-term maintenance, we work with commercial, industrial, and public sector clients to deliver safe, compliant, and high-performing mechanical systems.
Compliant and dependable services for hospitals, clinics, and care facilities.
Safe, efficient installations for schools, colleges, and universities.
Discreet and efficient installs for shops, showrooms, and shopping centres.
Reliable services tailored to offices, business parks, and corporate spaces.
Heavy-duty systems designed for warehouses, factories, and plants.
Trusted support for councils, housing associations, and public
buildings.
Expert mechanical
solutions for property
upgrades and renovations.
We design and install complete plumbing systems for commercial and industrial properties, ensuring long-term reliability and compliance. From pipework to sanitaryware, our team delivers high-quality solutions backed by responsive servicing and maintenance.
Our expert engineers provide efficient, tailored heating installations to meet the needs of complex buildings and high-usage environments. We also offer ongoing servicing to keep systems running safely, efficiently, and in line with current regulations.
Specialists in commercial gas systems, we handle everything from new installations to modifications, upgrades, and full servicing. Safety is at the heart of our work, with fully certified Gas Safe registered engineers ensuring all work meets the latest strict industry standards.
