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Unvented Hotwater
| High quality Stainless Steel • 25 year cylinder guarantee • Fast heat up and recovery times • Low heat loss • Compact installation • Powerful showers • High flow rates • Dedicated secondary return on all cylinders • Pioneering laser welding |
stainless steel unvented cylinder specifically manufactured for UK water conditions and regulations.
Use this guide to assist in choosing your cylinder |
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| Application | Indirect |
Direct |
| Bedsit | R1 100 |
RD 100 |
| 1 Bedroom 1 Bathrom and shower | R1 125 |
RD 125 or RD 170 |
| 2 Bedroom 1 Bathrom and shower | R1 125 or R1 170 |
RD 170 or RD 210 |
| 3 Bedroom 1 Bathrom and shower | R1 170 or R1 210 |
RD 210 or RD 250 |
| 4 Bedroom 1 Bathrom and shower | R1 170 or R1 210 |
RD 210 or RD 250 |
| 2/3 Bedroom 2 Bathrom and shower | R1 170 or R1 210 |
RD 210 or RD 250 |
| 3/4 Bedroom 2 Bathrom and shower | R1 210 or R1 250 |
RD 250 or RD 330 |
| 4/6 Bedroom 3 Bathrom and shower | R1 250 or R1 330 |
RD 330 |
Direct and indirect unvented calorifiers with capacities from 500 litres to 8000 litres are also available for use in industrial and commercial applications. For larger properties please consult AA Plumbing and Heating Services Derby. |
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