Copper Vented Hot Water Cylinder 36in x 18in Indirect Part L Foamed

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Copper Vented Hot Water Cylinder 36in x 18in Indirect Part L Foamed

SKU: 16631
We are continuing to take orders and deliver as usual, and taking all precautions to protect our customers and staff. Visit for estimated deliveries.

Availability: In stock

£209.99 (inc VAT)

✝ Subject to stock availability. UK Mainland only. Delivery fees and times to Northern Ireland, Scottish Highlands & Isles, Isle of Man, Isle of Wight, Isles of Scilly, and the Channel Isles may vary. Deliveries are made during working days only.

Product Description


2 Year Guarantee Vented Cylinder117 Litre Capacity Vented CylinderCopper Vented CylinderVented Cylinder

The RM Cylinders Copper Vented Indirect cylinder is 900 mm tall and 450mm wide, giving you a total water capacity of 117 Litres. Please add around an extra 50mm to the width of the cylinder to account for the foam lagging. All connections to the indirect coil must be pumped. Made in the UK, an RM copper Cylinder is the name you can trust.

  • Cylinder Capacity: 117 Litres
  • Cylinder Height: 900 mm
  • Cylinder Diameter: 450mm
  • Water Heating System: Indirect
  • Vented or Unvented: Vented
  • Vertical or Horizontal: Vertical


RM Cylinders prides itself in its flexibility and service, while manufacturing all the industry standard we also excel in prouducing specially designed units to suit a customers requirements - For more information see RM Express.

Cylinders can also be made in various grades to take into account differing working heads, link this to the varying diameters, 300mm through to 800mm, which gives you an overwhelming choice of units.

Selection Guide

Information provided by this website is provided as general information for domestic dwellings and is not a substituation for specialist help. If you are any any doubt always feel free to contact us.



Technical Information

Fitting Instructions

Technical Information

Additional Information

SKU 16631
Manufacturer ID RMCYLCI117
Height 900
Diameter 450mm
-Water Heating System Indirect
Material Copper
-Vented or Unvented Vented
-Vertical or Horizontal Vertical
-Capacity 117 Litres
Capacity 117


Here at we have voluntarily extended our returns period to 90 days, as we understand that sometimes there may be the odd item left over from a project or you may have an unexpected delay to a project meaning that you need the added peace of mind when ordering products in case a return is necessary.

We truly believe in being able to offer customers a flexible service and this extended period allows us to go that little extra to help you when in need, as long as goods are returned in the same condition as received we are happy to help.

To return any time initially please email your request to our Customer Support team at along with your TP - Order Reference, please allow at least 1 working day for response and we will take it from there.

To View our complete Return Policy Click on Return and Refunds