Direct

Unvented Direct Cylinders are efficient hot water storage solutions that use electricity to heat water directly within the cylinder. They provide high-pressure hot water throughout the home without the need for a cold-water storage tank, offering convenience, reliability, and performance.

About Unvented Direct Cylinders

Unvented Direct Cylinders are sealed hot water systems powered by electric immersion heaters. Designed to deliver mains pressure hot water, they are ideal for homes without access to gas or where high water performance is required. These cylinders are available in a range of sizes and are constructed from durable stainless steel or glass-lined steel to ensure long-lasting performance and corrosion resistance.

See more

Benefits

  • Mains pressure hot water: Provides powerful flow rates for showers, baths, and taps.
  • No cold-water tank: Saves space and simplifies installation.
  • Energy efficient: Advanced insulation reduces heat loss and energy costs.
  • Low maintenance: Simple, reliable, and long-lasting system design.
  • Flexible installation: Ideal for properties without a gas supply.

Applications

  • Domestic and commercial properties requiring reliable hot water supply.
  • Flats, apartments, and buildings with limited loft space.
  • Homes without a gas connection.
  • Replacement or upgrade from vented hot water systems.

Key Features

  • Powered by electric immersion heaters for direct water heating.
  • Available in various capacities to suit property size and demand.
  • Constructed from corrosion-resistant stainless steel or enamel-lined steel.
  • Factory-fitted safety valves and insulation for reliable performance.
  • Compatible with renewable energy sources such as solar PV.

Maintenance & Efficiency

Unvented Direct Cylinders require minimal maintenance beyond regular safety checks. Proper installation and periodic servicing ensure long-term performance, safety, and energy efficiency while delivering consistent mains pressure hot water.