Joule Cyclone Plus Indirect Standard 90–300L Unvented Hot Water Cylinder

Joule Cyclone Plus Indirect Standard 90–300L Unvented Hot Water Cylinder

The Joule Cyclone Plus Indirect Standard cylinder range (90L, 120L, 150L, 180L, 210L, 250L, 300L) offers premium, mains-pressure hot water storage for homes and small businesses with a heat source such as a gas or oil boiler. With industry-leading Duplex stainless steel construction, high recovery smooth-tube coil, and robust insulation, these cylinders set the standard for efficiency, durability, and installer convenience.

Key Features:

• Indirect cylinder design for use with a boiler, renewable system, or compatible heat source
• Factory-fitted 3kW immersion heater for electric backup during boiler outages or off-peak use
• Capacities from 90L up to 300L to suit all property sizes
• Main pressure performance – powerful hot water supply for multiple outlets simultaneously
• High grade Duplex stainless steel construction for superior corrosion resistance
• High-performance smooth tube coil – exceptional heat transfer and rapid recovery
• 100% CFC/HCFC-free dense polyurethane foam insulation (ODP 0, GWP 1) for low standing losses and best-in-class efficiency
• Comprehensive fixing and safety kit, including Caleffi safety group, expansion vessel, T&P valve, and plastic tundish
• Modern white “white goods” outer case for a premium, easy-clean appearance
• 25-year manufacturer warranty (2 years on controls/components)

Technical Specifications (examples):

• Capacities: 90L, 120L, 150L, 180L, 210L, 250L, 300L
• Diameter: approx. 540–550mm; Height (varies): e.g., 120L – 900mm; 210L – 1494mm; 250L – 1815mm; 300L – 1600mm
• Unit Weight (empty/full): 120L ~27/147kg; 210L ~45/248kg; 250L ~57.6/307.6kg; 300L ~64/364kg
• Immersion heater: factory-fitted, 3kW @ 230V
• Standing losses: ~92W for 300L
• Maximum working pressure: 3.5 bar (with supplied kit)
• Tested to BS EN 12897:2006
• Comprehensive fitting/controls pack included

Other Details:

• Smooth tube technology minimises scale and improves efficiency in hard water
• Supplied with all fixings, expansion vessel, and safety controls
• Simple front access for all plumbing and safety connections
• Designed and built in the UK for the UK market

Why Choose Joule Cyclone Plus Indirect Standard?

For unbeatable reliability, rapid hot water recovery, and maximum durability, the Joule Cyclone Plus Indirect range delivers premium performance in every installation. With generous warranty cover, highly efficient coil, and robust stainless steel build, it’s the professional’s cylinder of choice for new builds, upgrades, or replacement projects.

Please note: Delivery times may vary depending on location, with specific details outlined below.

Standard Delivery

UK Mainland 

• Delivery Time: 2–4 working days
• Free Delivery on all orders

Express Delivery

UK Mainland

• Delivery Time: 1–3 working days
• Delivery fee of £15

Channel Islands

• Postcodes Covered: GY*, IM*, JE* 
• Minimum Order: £50
• Delivery Fee: £70

Northern Ireland, Offshore Territories & Scottish Islands 

• Postcodes Covered: BT*, HS*, KW, ZE
• Minimum Order: £50
• Delivery Fee: £35

Same Day Delivery 

• Eligible Postcodes:
  E*, EC*, N*, NW*, SE*, SW*, W*, WC*, HA*, UB*, EN*, IG*, RM*, KT*, SM*, CR*, BR*, DA*, TW*
• Minimum Order: £50
• Same Day Delivery Fee: £60
• Special Requests or Locations:
  For areas outside these postcodes or urgent quotes, please email orders@qualityheating.co.uk and we’ll do our best to accommodate.

Collections

Want to collect your order instead?You’re welcome to do so — just email us at orders@qualityheating.co.uk or message us via WhatsApp with your preferred collection time, and we’ll confirm the details.

Collection address: 284 Water Rd, Unit 9, London, HA0 1HX