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Indirect Unvented Hot Water Cylinders

Explore our range of indirect unvented hot water cylinders from trusted manufacturers including Joule, Megaflo and Telford. Indirect unvented cylinders are designed to work with an external heat source, such as a boiler, to heat and store domestic hot water while providing a reliable solution for modern hot water systems.

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Joule Cyclone Platinum 500L Twin Coil Solar Cylinder Standard C - TCEMVS-0500LFC

Joule
Original price £1,827.58 - Original price £1,827.58
Original price
£1,827.58
£1,827.58 - £1,827.58
Current price £1,827.58

The Joule Cyclone Platinum 500L Twin Coil Solar Cylinder Standard C (TCEMVS-0500LFC) is a high-capacity indirect unvented hot water cylinder design...

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Original price £1,827.58 - Original price £1,827.58
Original price
£1,827.58
£1,827.58 - £1,827.58
Current price £1,827.58

Joule Cyclone Platinum 400L Twin Coil Solar Cylinder Standard C - TCEMVS-0400LFC

Joule
Original price £1,482.65 - Original price £1,482.65
Original price
£1,482.65
£1,482.65 - £1,482.65
Current price £1,482.65

Joule Cyclone Platinum 400L Twin Coil Solar Cylinder Standard C (TCEMVS-0400LFC) is a high-capacity indirect unvented hot-water cylinder designe...

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Original price £1,482.65 - Original price £1,482.65
Original price
£1,482.65
£1,482.65 - £1,482.65
Current price £1,482.65

Joule Cyclone Platinum 300 Litre Twin Solar Indirect Unvented Cylinder (TCEMVS-0300LFC)

Joule
Original price £1,094.62 - Original price £1,094.62
Original price
£1,094.62
£1,094.62 - £1,094.62
Current price £1,094.62

The Joule Cyclone Platinum 300 Litre Twin Solar Indirect Unvented Cylinder – TCEMVS-0300LFC is a high-capacity hot water storage solution designed...

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Original price £1,094.62 - Original price £1,094.62
Original price
£1,094.62
£1,094.62 - £1,094.62
Current price £1,094.62

Joule Cyclone Platinum 300 Litre Twin Solar Short Indirect Unvented Cylinder (TCEMVS-0300NFC)

Joule
Original price £1,094.62 - Original price £1,094.62
Original price
£1,094.62
£1,094.62 - £1,094.62
Current price £1,094.62

The Joule Cyclone Platinum 300 Litre Twin Solar Short Indirect Unvented Cylinder (TCEMVS-0300NFC) is a high-capacity stainless-s...

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Original price £1,094.62 - Original price £1,094.62
Original price
£1,094.62
£1,094.62 - £1,094.62
Current price £1,094.62

Joule Cyclone Platinum 250L Twin Coil Solar Cylinder Standard C - TCEMVS-0250LFC

Joule
Original price £1,050.67 - Original price £1,050.67
Original price
£1,050.67
£1,050.67 - £1,050.67
Current price £1,050.67

Joule Cyclone Platinum 250L Twin Coil Solar Cylinder Standard C (TCEMVS-0250LFC) is a high-capacity indirect unvented hot water cylinder designe...

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Original price £1,050.67 - Original price £1,050.67
Original price
£1,050.67
£1,050.67 - £1,050.67
Current price £1,050.67

Joule Cyclone Platinum 250L Twin Coil Solar Cylinder Short C - TCEMVS-0250NFC

Joule
Original price £1,050.67 - Original price £1,050.67
Original price
£1,050.67
£1,050.67 - £1,050.67
Current price £1,050.67

The Joule Cyclone Platinum 250L Twin Coil Solar Cylinder Short C (TCEMVS-0250NFC) is a high-capacity indirect unvented hot water cylinder designed ...

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Original price £1,050.67 - Original price £1,050.67
Original price
£1,050.67
£1,050.67 - £1,050.67
Current price £1,050.67

Joule Cyclone Twin Solar Unvented 200L Cylinder TCEMVS-0200LFC

Joule
Original price £1,033.97 - Original price £1,033.97
Original price
£1,033.97
£1,033.97 - £1,033.97
Current price £1,033.97

The Joule Cyclone Twin Solar Unvented 200L Cylinder (TCEMVS-0200LFC) is a high-capacity indirect unvented hot water cylinder designed for systems...

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Original price £1,033.97 - Original price £1,033.97
Original price
£1,033.97
£1,033.97 - £1,033.97
Current price £1,033.97

Joule Cyclone Platinum 200L Twin Coil Solar Cylinder Short C - TCEMVS-0200NFC

Joule
Original price £1,033.97 - Original price £1,033.97
Original price
£1,033.97
£1,033.97 - £1,033.97
Current price £1,033.97

Joule Cyclone Platinum 200L Twin Coil Solar Cylinder Short C (TCEMVS-0200NFC) is an indirect unvented hot-water cylinder designed for solar ther...

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Original price £1,033.97 - Original price £1,033.97
Original price
£1,033.97
£1,033.97 - £1,033.97
Current price £1,033.97

Joule Cyclone Platinum 170 Litre Twin Solar Indirect Unvented Cylinder (TCEMVS-0170LFB)

Joule
Original price £951.84 - Original price £951.84
Original price
£951.84
£951.84 - £951.84
Current price £951.84

The Joule Cyclone Platinum 170 Litre Twin Solar Indirect Unvented Cylinder (model TCEMVS-0170LFB) is designed to store domestic hot water ...

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Original price £951.84 - Original price £951.84
Original price
£951.84
£951.84 - £951.84
Current price £951.84

Joule Cyclone Platinum 200L Twin Coil Solar Slimline Cylinder C - TCEMVS-0200SFC

Joule
Original price £1,072.72 - Original price £1,072.72
Original price
£1,072.72
£1,072.72 - £1,072.72
Current price £1,072.72

The Joule Cyclone Platinum 200L Twin Coil Solar Slimline Cylinder (TCEMVS-0200SFC) is a slim-profile, stainless-steel indirect unvented hot water c...

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Original price £1,072.72 - Original price £1,072.72
Original price
£1,072.72
£1,072.72 - £1,072.72
Current price £1,072.72

Joule Cyclone Platinum 170L Twin Coil Solar Slimline Cylinder C - TCEMVS-0170SFC

Joule
Original price £957.23 - Original price £957.23
Original price
£957.23
£957.23 - £957.23
Current price £957.23

The Joule Cyclone Platinum 170L Twin Coil Solar Slimline Cylinder (TCEMVS-0170SFC) is a stainless-steel indirect unvented cylinder designed for s...

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Original price £957.23 - Original price £957.23
Original price
£957.23
£957.23 - £957.23
Current price £957.23

Joule Cyclone Platinum 150L Twin Coil Solar Slimline Cylinder C - TCEMVS-0150SFC

Joule
Original price £905.93 - Original price £905.93
Original price
£905.93
£905.93 - £905.93
Current price £905.93

The 150L SOL TWIN Slim C is a slim-profile stainless-steel indirect unvented cylinder with twin coils, designed for combined solar thermal and bo...

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Original price £905.93 - Original price £905.93
Original price
£905.93
£905.93 - £905.93
Current price £905.93

Joule Cyclone Platinum Unvented 500L Indirect Standard Cylinder - TCEMVI-0500LFC

Joule
Original price £1,601.82 - Original price £1,601.82
Original price
£1,601.82
£1,601.82 - £1,601.82
Current price £1,601.82

The Joule Cyclone Platinum Unvented 500L Indirect Standard Cylinder (TCEMVI-0500LFC) is a high-capacity stainless steel hot water storage cylinder ...

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Original price £1,601.82 - Original price £1,601.82
Original price
£1,601.82
£1,601.82 - £1,601.82
Current price £1,601.82

Joule Cyclone Platinum Unvented 400L Indirect Standard Cylinder - TCEMVI-0400LFC

Joule
Original price £1,285.00 - Original price £1,285.00
Original price
£1,285.00
£1,285.00 - £1,285.00
Current price £1,285.00

The Joule Cyclone Platinum 400 Litre Indirect Unvented Hot Water Cylinder (TCEMVI-0400LFC) is a high-capacity stainless-steel hot water storage...

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Original price £1,285.00 - Original price £1,285.00
Original price
£1,285.00
£1,285.00 - £1,285.00
Current price £1,285.00

Joule Cyclone Platinum Unvented 300L Indirect Tall Cylinder - TCEMVI-0300LFD

Joule
Original price £810.14 - Original price £810.14
Original price
£810.14
£810.14 - £810.14
Current price £810.14

The Joule Cyclone Platinum Unvented 300L Indirect Tall Cylinder (TCEMVI-0300LFD) is a high-capacity stainless-steel hot water cylinder designed fo...

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Original price £810.14 - Original price £810.14
Original price
£810.14
£810.14 - £810.14
Current price £810.14

Joule Cyclone Platinum Unvented 300L Indirect Short Cylinder - TCEMVI-0300NFC

Joule
Original price £810.14 - Original price £810.14
Original price
£810.14
£810.14 - £810.14
Current price £810.14

The Joule Cyclone Platinum Unvented 300L Indirect Short Cylinder – TCEMVI-0300NFC is a high-capacity stainless steel hot water cylinder designed f...

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Original price £810.14 - Original price £810.14
Original price
£810.14
£810.14 - £810.14
Current price £810.14

Joule Cyclone Standard In-Direct Short Unvented Cylinder 250 Litre Stainless Steel

Joule
Original price £727.76 - Original price £727.76
Original price
£727.76
£727.76 - £727.76
Current price £727.76

The Joule Cyclone Standard Indirect Short Unvented Cylinder 250 Litre is a durable stainless-steel hot water storage cylinder designed for indire...

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Original price £727.76 - Original price £727.76
Original price
£727.76
£727.76 - £727.76
Current price £727.76

Joule Cyclone Indirect Unvented 200L Cylinder TCEMVI-0200LFC

Joule
Original price £659.11 - Original price £659.11
Original price
£659.11
£659.11 - £659.11
Current price £659.11

The Joule Cyclone Indirect Unvented 200L Cylinder (TCEMVI-0200LFC) is a robust stainless-steel hot water storage cylinder designed for indirect u...

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Original price £659.11 - Original price £659.11
Original price
£659.11
£659.11 - £659.11
Current price £659.11

Joule Cyclone Platinum 170L Indirect Standard B Unvented Cylinder - TCEMVI-0170LFB

Joule
Original price £617.88 - Original price £617.88
Original price
£617.88
£617.88 - £617.88
Current price £617.88

Joule Cyclone Platinum Range 170L Indirect Standard B Unvented Cylinder Reliable stored hot water, durable stainless-steel constr...

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Original price £617.88 - Original price £617.88
Original price
£617.88
£617.88 - £617.88
Current price £617.88

Joule Cyclone Platinum Unvented 150L Indirect Standard Cylinder - TCEMVI-0150LFB

Joule
Original price £593.18 - Original price £593.18
Original price
£593.18
£593.18 - £593.18
Current price £593.18

The Joule Cyclone Platinum Unvented 150L Indirect Standard Cylinder (TCEMVI-0150LFB) is a high-quality stainless-steel hot water storage cylinde...

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Original price £593.18 - Original price £593.18
Original price
£593.18
£593.18 - £593.18
Current price £593.18

Joule Cyclone Platinum Unvented 125L Indirect Standard Cylinder - TCEMVI-0125LFB

Joule
Original price £590.41 - Original price £590.41
Original price
£590.41
£590.41 - £590.41
Current price £590.41

The Joule Cyclone Platinum Unvented 125L Indirect Standard Cylinder (TCEMVI-0125LFB) is a high-performance domestic hot water cylinder designed f...

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Original price £590.41 - Original price £590.41
Original price
£590.41
£590.41 - £590.41
Current price £590.41

Joule Cyclone 90 Litre Unvented Indirect Cylinder

Joule
Original price £583.59 - Original price £583.59
Original price
£583.59
£583.59 - £583.59
Current price £583.59

The Joule Cyclone 90 Litre Unvented Indirect Cylinder is a compact stainless-steel hot water cylinder designed for indirect heating systems using...

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Original price £583.59 - Original price £583.59
Original price
£583.59
£583.59 - £583.59
Current price £583.59

Joule Cyclone Platinum 200 Litre Indirect Slimline Unvented Cylinder - TCEMVI-0200SFC

Joule
Original price £865.10 - Original price £865.10
Original price
£865.10
£865.10 - £865.10
Current price £865.10

The Joule Cyclone Platinum 200 Litre Indirect Slimline Unvented Cylinder (TCEMVI-0200SFC) is a compact, high-capacity hot water cylinder designed...

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Original price £865.10 - Original price £865.10
Original price
£865.10
£865.10 - £865.10
Current price £865.10

Joule Cyclone Slimline Indirect Unvented 170L Cylinder TCEMVI-0170SFC

Joule
Original price £837.63 - Original price £837.63
Original price
£837.63
£837.63 - £837.63
Current price £837.63

Joule Cyclone Slimline Indirect Unvented 170L Cylinder (TCEMVI-0170SFC) is a compact hot-water cylinder designed for installations where a reduc...

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Original price £837.63 - Original price £837.63
Original price
£837.63
£837.63 - £837.63
Current price £837.63

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