Telford Tempest Unvented Direct Cylinder 90 Litre

Special Price £578.98 Regular Price £868.47
In stock

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  • Delivery £66.00 Direct from Telford

Estimated 3 to 5 Working Days*Please note that the provided delivery times are estimates. Telford products are fulfilled directly by the manufacturer, and delivery ETAs may vary—sometimes quicker or delayed during peak times.
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Thank you for choosing Trade Plumbing for your Telford Cylinders purchase*

Telford Tempest is a high quality unvented cylinder range that delivers mains pressure hot water with high flow rates to showers and baths without the need of a boost pump. Manufactured from corrosion-resistant duplex 2304 stainless-steel with recyclable CFC/HCFC free polyurethane foam insulation, Tempest cylinders are ideal for residential, rental and commercial properties.

Key Features:

  • High flow rates and fast recovery times
  • 2 immersions heaters included*
  • 22mm secondary return (200L models and above)
  • Adjustable temperature control
  • Resettable safety cut-out
  • Factory fitted temperature and pressure relief valve
  • Expansion vessel and fixing bracket included
  • G3 components included (see below)
  • 22mm compression fittings included
  • WRAS Approved
  • ERP Compliant
  • Titanium immersions also available
  • Liftetime cylinder warranty
  • 2-Year components warranty


  • Manufacturer: Telford Cylinders
  • Cylinder Type: Unvented
  • Configuration: Direct
  • Nominal Capacity (L): 90
  • Height (mm): 750
  • Diameter (mm): 510
  • Weight (kg): 35
  • Weight Full (kg): 125
  • No. Immersion Heaters: 1 (90L Model Only)
  • Thermostat Temperature Setting ( oC): 60oC
  • Heat-up Time (Mins): 52
  • Recovery Time after 75% draw-off with boiler (Mins): 27
  • Heat Loss (kWh/24): 1.37
  • Energy Efficiency (%): 37
  • Annual Consumption (kWh/annum): 2605
  • ErP Rating: C
  • Load Profile: L
  • Pressure Regulator (bar): 3.0


More Information
Manufacturer IDTSMD090
Cylinder TypeUnvented
Cylinder Heat Loss1.37 (kWh/24)
Cylinder Height750mm
Cylinder Weight (full)125 Kg
Cylinder Weight (empty)35 Kg
Cylinder Heat Up Time52 min
Cylinder ErP RatingC

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