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RM Intercyl Unvented Indirect Slimline

From £1,048.81 From £807.92 inc. VAT

  • 25-year guarantee
  • 3 Bar working pressure
  • Full unvented installation kit
  • Duplex stainless steel vessel
  • Immersion heater factory fitted
  • Space saving and faster installation
  • 475mm WIDE

*Image shown Unvented Indirect Cylinder

SKU: Intercyl Unvented Indirect Slimline Categories: ,


RM Intercyl Unvented Indirect Slimline Cylinder

Measuring just 475mm in diameter the InterCyl Slimline Indirect is an extremely valued addition to the RM catalogue. Installed time and time again the unit is a competent and reliable companion for any standard boiler. The high efficiency, quick recovery coils make this cylinder perfect for even the busiest homes, ensuring long-lasting hot water stores in a unit that has been built to last.

RM InterCyl hot water cylinders have been constructed using high-quality components. A manufacturer guarantee of 25-year guarantee on the vessel and 2 years on parts, will give you a well-deserved peace of mind.

Full Range RM Cylinder Intercyl Brochure


  • Butt welding for long life
  • Internal Floating baffle protecting the air gap
  • 22mm compression fittings throughout
  • 1mm Superior duplex stainless steel
  • 50mm insulation
  • New flat base for increased stability
  • 3kW Incoloy Immersion fitted as standard
  • Clearly labelled unit connections
  • 25-year guarantee


Technical Specification


SKU Direct Cylinder Height Weight Empty Weight Full Cold Capacity Heat Exchanger Standing Heat Loss ERP Rating
IH-RM088 Indirect Slim 120 1203 30 134 104 14.94 47 A
IH-RM089 Indirect Slim 150 1478 38 166 128 16.45 57 B
IH-RM090 Indirect Slim 180 1743 42 198 156 18.06 63 B
IH-RM091 Indirect Slim 210 1955 45 225 180 17.17 69 B


Tapping Heights

SKU IH-RM088 IH-RM089 IH-RM090 IH-RM091
Connection Name Connection Size 120IIS 150IIS 180IIS 210IIS
Cold Feed Connection 22mm Comp. 162mm 162mm 162mm 162mm
Lower Coil Connection 22mm Comp. 288mm 328mm 328mm 328mm
Lower Immersion Heater 1 3/4 Female 368mm 408mm 408mm 408mm
Lower Thermostat Pocket 2 x 6.5mm 388mm 428mm 428mm 428mm
Secondary Return 22mm Comp. N/A N/A N/A 1165mm
T&P Relief Valve 1/2 Female 772mm 970mm 1158mm 1292mm



Additional information


120 Litre, 150 Litre, 180 Litre, 210 Litre, 60 Litre, 90 Litre


RM Cylinders




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