Gledhill PLUHP150BPPSL 150L Slimline Basic Pre-Plumbed Heat Pump Unvented Cylinder

The Gledhill PLUHP150BPPSL is a compact 150 litre unvented hot water cylinder from the StainlessLite SL Plus range, specifically engineered for use with air source or ground source heat pumps. Its slim 475 mm diameter fits easily into standard 600 x 600 mm cupboards, making it perfect for space-restricted domestic installations in new builds, retrofits and social housing projects.

Factory-fitted pre-plumbed pipework and high-grade duplex stainless steel construction with 50 mm insulation deliver faster installation, up to 25% improved heat retention and up to 62% lighter weight for easier handling. A 3 kW Incoloy immersion heater provides reliable emergency backup.

Key Features

• Designed for air or ground source heat pumps
• Slimline 475 mm diameter for restricted spaces
• Factory pre-plumbed pipework
• High efficiency corrugated stainless steel coil
• 3 kW Incoloy immersion heater with thermostats
• 50 mm insulation for reduced heat loss
• Lightweight duplex stainless steel construction
• 90° elbow and drain valve supplied
• 25 year manufacturer warranty
• ErP rating B

Benefits

• ✔ Reduces installation time with pre-plumbed configuration
• ✔ Fits in standard airing cupboards and utility rooms
• ✔ Improves energy efficiency and lowers running costs
• ✔ Easier transport and handling on site
• ✔ Reliable backup hot water via immersion heater
• ✔ Long-term durability with 25 year warranty
• ✔ Suitable for new builds, retrofits and off-gas properties
• ✔ Maximises heat transfer from heat pump coil

Technical Specifications

• MPN: PLUHP150BPPSL
• Brand: Gledhill
• Capacity: 150 L (145 L actual)
• Height: 1519 mm
• Diameter: 475 mm
• Weight (empty): 30 kg
• Weight (full): 174 kg
• Heat loss: 50 W (1.21 kWh/24h)
• ErP rating: B
• Immersion heater: 3 kW Incoloy
• Coil surface area: 1.8 m²
• Insulation: 50 mm
• Material: Duplex stainless steel

What’s in the Box?

1 x Gledhill PLUHP150BPPSL cylinder with pre-plumbed components including cold water inlet PRV combination valve, pressure & temperature relief valve, control & energy cut-out thermostats, tundish, 3 kW immersion heater, drain elbow, 90° elbow, expansion vessel & bracket, thermistor cable clamp and technical literature.