⭕ Manufacturer RM Cylinders
Product Code ULTRAIND250
MPN S250PI

RM Prostel S250PI Details

The fully WRAS approved RM Prostel hot water cylinders are some of the slimmest cylinders on the market and are constructed from Duplex stainless steel. A competent and reliable companion for any standard boiler this indirect cylinder contains a high efficiency, quick recovery coil that can make it the perfect choice for even the busiest of homes. The Prostel can ensure longlasting hot water stores in a unit that is built to last.
The technical benefits of the Prostel cylinders

Working pressures -- Min: 1bar, Max: 3bar
22mm compression connections throughout
Minimum water supply 1.5bar, 20 Litres/min
Primary coil circuit must be fully pumped
50mm insulation
Flat base for stability
Immersion heater -- 3kW incoloy
Immersion reheat time (mins): 213
Units 120L and larger include a secondary circulation
Clearly labeled unit connections
Superior insulation valves with an ODP of 0 and GWP of 1
Butt welding for long life
Pickled to ensure longer life
25 year guarantee on the vessel, 2 years on parts
Weight when full: 291(kg)
Control Settings

Pressure reducing valve set at 3bar
Expansion relief valve set at 6 bar
Temperature and pressure relief valve at 7 bar and 90°C
High limit stat set at 85°C