Indirect models of unvented hot water cylinders are designed to heat up rapidly via the coil-in-coil heat exchanger with the heat supplied from a conventional gas, oil or electric boiler. They also feature a backup immersion heater, which can act as a boost or a secondary heat source. 

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Kingspan Ultrasteel 120 Litre Indirect - Unvented Hot Water Cylinder

Product code: AUI120

Kingspan Ultrasteel 120 Litre Indirect - Unvented Hot Water Cylinder

Product Code: AUI120

  • Delivery Options: Next Day Delivery (Optional)
  • Guarantee: 25 Year Guarantee
  • Capacity: 120 litres
  • Weight: 35.00kg
  • Dimensions: 550mm x 550mm x 933mm
£383.42 ex VAT
(£460.10 inc VAT)
Kingspan Ultrasteel 150 Litre Indirect - Unvented Hot Water Cylinder

Product code: AUI150

Kingspan Ultrasteel 150 Litre Indirect - Unvented Hot Water Cylinder

Product Code: AUI150

  • Delivery Options: Next Day Delivery (Optional)
  • Guarantee: 25 Year Guarantee
  • Capacity: 150 litres
  • Weight: 40.00kg
  • Dimensions: 550mm x 550mm x 1120mm
£409.37 ex VAT
(£491.24 inc VAT)

Kingspan Ultrasteel 180 Litre Indirect - Unvented Hot Water Cylinder

Product code: AUI180

Kingspan Ultrasteel 180 Litre Indirect - Unvented Hot Water Cylinder

Product Code: AUI180

  • Delivery Options: Next Day Delivery (Optional)
  • Guarantee: 25 Year Guarantee
  • Capacity: 180 litres
  • Weight: 45.00kg
  • Dimensions: 550mm x 550mm x 1308mm
£430.99 ex VAT
(£517.19 inc VAT)
Kingspan Ultrasteel 210 Litre Indirect - Unvented Hot Water Cylinder

Product code: AUI210

Kingspan Ultrasteel 210 Litre Indirect - Unvented Hot Water Cylinder

Product Code: AUI210

  • Delivery Options: Next Day Delivery (Optional)
  • Guarantee: 25 Year Guarantee
  • Capacity: 210 litres
  • Weight: 50.00kg
  • Dimensions: 550mm x 550mm x 1496mm
£449.73 ex VAT
(£539.68 inc VAT)

Kingspan Ultrasteel 250 Litre Indirect - Unvented Hot Water Cylinder

Product code: AUI250

Kingspan Ultrasteel 250 Litre Indirect - Unvented Hot Water Cylinder

Product Code: AUI250

  • Delivery Options: Next Day Delivery (Optional)
  • Guarantee: 25 Year Guarantee
  • Capacity: 250 litres
  • Weight: 55.00kg
  • Dimensions: 550mm x 550mm x 1746mm
£488.65 ex VAT
(£586.38 inc VAT)
Kingspan Ultrasteel 300 Litre Indirect - Unvented Hot Water Cylinder

Product code: AUI300

Kingspan Ultrasteel 300 Litre Indirect - Unvented Hot Water Cylinder

Product Code: AUI300

  • Delivery Options: Next Day Delivery (Optional)
  • Guarantee: 25 Year Guarantee
  • Capacity: 300 litres
  • Weight: 60.00kg
  • Dimensions: 550mm x 550mm x 2055mm
£533.33 ex VAT
(£640.00 inc VAT)