Unvented Hot Water Cylinder

A water heater system with copper pipes, a pressure tank, and control components in a utility room.

Installation, Servicing & Repairs by Qualified Engineers

At St Leonards Plumbing and Heating, we provide professional unvented hot water cylinder services for residential and commercial properties. Whether you’re installing a new system, upgrading an existing cylinder, or arranging routine servicing, we deliver safe, compliant, and reliable solutions tailored to your property.

Unvented hot water cylinders are ideal for properties that require high water pressure, consistent hot water, and modern energy efficiency.

Our Unvented Hot Water Cylinder Services

We offer a complete range of unvented cylinder services, including:

  • Unvented Hot Water Cylinder Installation
    Expert installation of new unvented systems, correctly sized and configured to meet your property’s hot water demands.

  • Cylinder Replacement & System Upgrades
    Removal of older or inefficient systems and replacement with modern, energy-efficient unvented cylinders.

  • Servicing & Maintenance
    Routine servicing to ensure your system remains safe, efficient, and fully compliant with current regulations.

  • Fault Diagnosis & Repairs
    Prompt diagnosis and repair of issues such as pressure loss, temperature fluctuations, leaks, or valve failures.

  • Safety & Pressure Checks
    Inspection and maintenance of pressure relief valves, expansion vessels, thermostats, and safety components.

  • Compliance & Certification
    All work completed in accordance with Building Regulations and manufacturer guidelines.

Why Choose an Unvented Hot Water Cylinder?

Unvented systems connect directly to the mains water supply, offering several advantages:

  • Strong and consistent water pressure

  • Hot water to multiple outlets simultaneously

  • No cold-water storage tank required

  • Improved hygiene and water quality

  • Modern, energy-efficient performance

Our engineers will advise whether an unvented system is suitable for your property and ensure it is installed and maintained correctly.

Why Choose St Leonards Plumbing and Heating?

  • Over 10 years of industry experience

  • BPEC G3 Qualified – Domestic Hot Water Storage Systems

  • Fully compliant with current safety and building regulations

  • Trusted by homeowners, landlords, and commercial clients

  • Reliable, professional, and tidy service

Residential & Commercial Services in St Leonards

We provide unvented hot water cylinder services for:

  • Residential homes

  • Rental properties

  • Landlords and letting agents

  • Commercial premises

No matter the size of the project, we deliver a high standard of workmanship and dependable service.

Book an Unvented Hot Water Cylinder Service Today

If you’re looking to install, service, or repair an unvented hot water cylinder, contact St Leonards Plumbing and Heating today. Our experienced team is on hand to provide expert advice and a competitive quote.