Gledhill PRODR180 180L 550mm Diameter Stainless Pro Direct Unvented Hot Water Cylinder

The Gledhill PRODR180 is a Stainless Pro direct unvented hot water cylinder with 180L capacity, manufactured in high-quality duplex stainless steel for corrosion resistance and a 25-year warranty. It is designed for direct electric heating and mains-pressure operation, making it ideal for private, commercial and industrial sectors as well as larger households needing plentiful hot water from off-peak tariffs.

This model features aligned tapping positions for easier installation, a flat top to increase insulation, a wide base for stability and colour-matched components. It comes complete with a G3 package and full NSF WRC approvals, delivering one of the lowest heat losses in its class alongside excellent re-heat performance from the corrugated coil.

Key Features

• 180L capacity direct unvented cylinder
• Two 3kW immersion heaters for on-peak and off-peak use
• ErP rating C with 55W heat loss
• 1306mm height x 550mm diameter
• Empty weight 28kg, full weight 206kg
• 22mm hot water draw-off and cold supply connections
• Manufactured in duplex stainless steel
• 25-year warranty
• External expansion option for height-restricted areas
• Aligned tappings and wide base for straightforward installation

Benefits

• ✔ Provides reliable mains-pressure hot water for multiple outlets
• ✔ Maximises efficiency with off-peak electricity tariffs
• ✔ Low heat loss reduces running costs
• ✔ Fast recovery times from corrugated coil design
• ✔ Simple installation with aligned connections and fitting kit
• ✔ Long-term durability with 25-year warranty
• ✔ Suitable for new-build and replacement projects
• ✔ Compact footprint with flat top and wide stability base
• ✔ Complete G3 safety package included

Technical Specifications

• MPN: PRODR180
• Capacity: 178 litres (nominal 180L)
• Height: 1306mm
• Diameter: 550mm
• Empty weight: 28kg
• ErP rating: C
• Heat loss: 55W
• Number of immersions: 2
• Secondary return: No
• Material: Duplex stainless steel

What’s in the Box?

1 x Gledhill PRODR180 Stainless Pro 180L Direct Unvented Cylinder complete with G3 package, temperature and pressure relief valve, immersion heaters and fitting kit.