The Gledhill Stainless Platinum 150L Indirect Internal Expansion Unvented Cylinder is a compact, high-efficiency hot water storage unit designed for homes with a system boiler setup. It features an internal expansion system, saving space and simplifying installation.

Key Specifications

• Capacity: 150 litres – suitable for small to medium-sized homes with moderate hot water demand.

• Type: Indirect unvented cylinder – heated via a boiler through an internal coil, with a backup immersion heater.

• Material: Duplex stainless steel – corrosion-resistant and built for long-term durability.

Functional Features

• Internal Expansion System: Uses a floating baffle and internal air pocket to absorb expansion, eliminating the need for an external vessel.

• Corrugated StainlessLite Supercoil: Offers faster heat recovery than plain tube coils, improving efficiency.

• Immersion Heater: 3kW Incoloy heater for emergency or supplementary heating.

• Temperature & Pressure Relief Valve: Factory set at 6 bar and 95°C for safety.

This cylinder is ideal for homes with limited space and a system boiler setup. Its internal expansion design makes installation easier and more compact, while still delivering reliable hot water performance.