Gledhill PLUIN250S 250L Stainless Lite Plus Solar Unvented Indirect Hot Water Cylinder

The Gledhill PLUIN250S is a 250 litre (248L actual) unvented indirect hot water cylinder from the Stainless Lite Plus Solar range, specifically designed for use with solar thermal panels alongside a conventional boiler. It features a dedicated high-performance corrugated solar coil and a secondary coil for boiler heating, delivering mains-pressure hot water with low standing heat losses.

Suitable for domestic properties requiring solar integration, this floor-standing vertical cylinder suits trade installers and homeowners seeking a durable, WRAS-approved solution with a 25-year warranty. Built from high-specification duplex stainless steel with high-density HCFC-free insulation, it ensures long-term reliability and energy efficiency (ErP C rating).

Key Features

• Specifically designed for solar thermal panels with dedicated high-performance solar coil
• Indirect heating via boiler coil plus 3kW Incoloy immersion heater for backup
• Corrugated coil maximises heat transfer from solar input
• Secondary return connection for improved circulation
• High-density HCFC-free Envirofoam insulation for low heat loss
• 90° elbow, flexihose and drain valve supplied as standard
• Compatible with a wide range of solar systems
• 25-year manufacturer warranty
• ErP rating C
• WRAS approved

Benefits

• ✔ Maximises solar energy contribution for reduced running costs
• ✔ Provides reliable mains-pressure hot water on demand
• ✔ Durable duplex stainless steel construction for long life
• ✔ Easy integration with existing or new solar thermal setups
• ✔ Backup immersion heater ensures hot water availability
• ✔ Low heat loss improves energy efficiency
• ✔ Full UK building regulations compliance when installed correctly
• ✔ Includes key fittings for straightforward installation
• ✔ 25-year warranty for peace of mind

Technical Specifications

• MPN: PLUIN250S
• Capacity: 248 litres
• Diameter: 550 mm
• Height: 1744 mm
• Weight (empty): 39.7 kg
• Weight (full): 288 kg
• Material: Duplex stainless steel
• ErP Rating: C
• Immersion Heater: 3 kW Incoloy
• Secondary Return: Yes
• Warranty: 25 years

What’s in the Box?

1 x Gledhill PLUIN250S Stainless Lite Plus Solar Unvented Indirect Cylinder, 1 x 3kW Incoloy immersion heater, 1 x Cold water inlet PRV combination valve/expansion relief valve, 90° elbow, flexihose and drain valve.