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Direct Unvented Hot Water Cylinders

Explore our range of direct unvented hot water cylinders from leading manufacturers including Joule, Megaflo and Telford. Designed to store and supply hot water efficiently, direct unvented cylinders are suitable for domestic hot water systems where the water is heated directly within the cylinder.

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Megaflo Eco 250L Direct Unvented Hot Water Cylinder – 2 Immersion – 95050470

Megaflo
Original price £1,363.26 - Original price £1,363.26
Original price
£1,363.26
£1,363.26 - £1,363.26
Current price £1,363.26

The Megaflo Eco Direct 250L 2-Immersion Unvented Cylinder (95050470) is a high-capacity hot water cylinder designed for larger family homes and...

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Original price £1,363.26 - Original price £1,363.26
Original price
£1,363.26
£1,363.26 - £1,363.26
Current price £1,363.26

Megaflo Main 170 Litre Direct Unvented Hot Water Cylinder - 7912285

Megaflo
Original price £711.60
Original price £711.60 - Original price £711.60
Original price £711.60
Current price £556.76
£556.76 - £556.76
Current price £556.76

The Megaflo Main 170 Litre Direct Unvented Hot Water Cylinder (7912285) is a UK-manufactured stainless steel cylinder designed to provide reliable ...

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Original price £711.60
Original price £711.60 - Original price £711.60
Original price £711.60
Current price £556.76
£556.76 - £556.76
Current price £556.76
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Megaflo Eco Slimline 150l Direct Unvented Hot Water Cylinder

Megaflo
Original price £1,156.52 - Original price £1,156.52
Original price
£1,156.52
£1,156.52 - £1,156.52
Current price £1,156.52

Heatrae Sadia Megaflo Eco Slimline Direct 150L is a direct unvented hot water cylinder designed for homes where a standard-width cylinder may no...

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Original price £1,156.52 - Original price £1,156.52
Original price
£1,156.52
£1,156.52 - £1,156.52
Current price £1,156.52

Megaflo Eco Slimline 125l Direct Unvented Hot Water Cylinder

Megaflo
Original price £964.80 - Original price £964.80
Original price
£964.80
£964.80 - £964.80
Current price £964.80

The Megaflo Eco Slimline Direct 125L is a compact unvented hot water cylinder designed for homes where a standard-width cylinder may not fit. With ...

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Original price £964.80 - Original price £964.80
Original price
£964.80
£964.80 - £964.80
Current price £964.80

Megaflo Eco Slimline 100L Direct Unvented Hot Water Cylinder

Megaflo
Original price £844.64 - Original price £844.64
Original price
£844.64
£844.64 - £844.64
Current price £844.64

Megaflo Eco Slimline Direct 100L (7034082) is a compact unvented hot-water cylinder designed for homes where a standard-width cylinder may not f...

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Original price £844.64 - Original price £844.64
Original price
£844.64
£844.64 - £844.64
Current price £844.64

Megaflo Eco 210L Direct Unvented Hot Water Cylinder – 3 Immersion – 95050480

Megaflo
Original price £1,312.91 - Original price £1,312.91
Original price
£1,312.91
£1,312.91 - £1,312.91
Current price £1,312.91

Heatrae Sadia Megaflo Eco Direct 210L (3-Immersion) is a direct unvented hot-water cylinder designed for households that need a faster electrica...

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Original price £1,312.91 - Original price £1,312.91
Original price
£1,312.91
£1,312.91 - £1,312.91
Current price £1,312.91

Megaflo Eco 170L Direct Unvented Hot Water Cylinder

Megaflo
Original price £1,175.96 - Original price £1,175.96
Original price
£1,175.96
£1,175.96 - £1,175.96
Current price £1,175.96

The Megaflo Eco Direct 170L Unvented Hot Water Cylinder (95050466) is designed to provide reliable stored hot water for suitable 2–3 bedroom h...

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Original price £1,175.96 - Original price £1,175.96
Original price
£1,175.96
£1,175.96 - £1,175.96
Current price £1,175.96

Joule Invacyl Unvented 300L Direct Cylinder Standard Stainless Steel - TRBMVD-0300LFC

Joule
Original price £609.04 - Original price £609.04
Original price
£609.04
£609.04 - £609.04
Current price £609.04

The Joule Invacyl Unvented 300L Direct Cylinder Standard (TRBMVD-0300LFC) is a high-capacity direct-heated stainless steel hot water cylinder desig...

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Original price £609.04 - Original price £609.04
Original price
£609.04
£609.04 - £609.04
Current price £609.04

Joule Invacyl Slimline Direct Unvented Cylinder 120 Litre

Joule
Original price £560.02 - Original price £560.02
Original price
£560.02
£560.02 - £560.02
Current price £560.02

The Telford Tempest Horizontal Stainless Steel Indirect 200L Unvented Cylinder (TSMI200H) is a high-capacity hot water storage solution designed ...

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Original price £560.02 - Original price £560.02
Original price
£560.02
£560.02 - £560.02
Current price £560.02

Megaflo Main 210 Litre Direct Unvented Hot Water Cylinder - 7912286

Megaflo
Original price £748.80
Original price £748.80 - Original price £748.80
Original price £748.80
Current price £581.69
£581.69 - £581.69
Current price £581.69

The Megaflo Main 210 Litre Direct Unvented Hot Water Cylinder – 7912286 is a UK-manufactured stainless steel hot water cylinder designed to provide...

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Original price £748.80
Original price £748.80 - Original price £748.80
Original price £748.80
Current price £581.69
£581.69 - £581.69
Current price £581.69
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Megaflo Main 150 Litre Direct Unvented Hot Water Cylinder - 7912284

Megaflo
Original price £692.40
Original price £692.40 - Original price £692.40
Original price £692.40
Current price £543.90
£543.90 - £543.90
Current price £543.90

The Megaflo Main 150 Litre Direct Unvented Hot Water Cylinder (7912284) is a UK-manufactured stainless steel cylinder designed to provide reliable ...

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Original price £692.40
Original price £692.40 - Original price £692.40
Original price £692.40
Current price £543.90
£543.90 - £543.90
Current price £543.90
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Megaflo Main 250 Litre Direct Unvented Hot Water Cylinder - 7912287

Megaflo
Original price £896.40
Original price £896.40 - Original price £896.40
Original price £896.40
Current price £680.58
£680.58 - £680.58
Current price £680.58

The Megaflo Main 250 Litre Direct Unvented Hot Water Cylinder (7912287) is a UK-manufactured stainless steel cylinder designed to provide reliable ...

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Original price £896.40
Original price £896.40 - Original price £896.40
Original price £896.40
Current price £680.58
£680.58 - £680.58
Current price £680.58
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Megaflo Main 300 Litre Direct Unvented Hot Water Cylinder - 7912288

Megaflo
Original price £990.00
Original price £990.00 - Original price £990.00
Original price £990.00
Current price £743.29
£743.29 - £743.29
Current price £743.29

The Megaflo Main 300 Litre Direct Unvented Hot Water Cylinder (7912288) is a UK-manufactured stainless steel hot water cylinder designed to provide...

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Original price £990.00
Original price £990.00 - Original price £990.00
Original price £990.00
Current price £743.29
£743.29 - £743.29
Current price £743.29
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Megaflo Main 120 Litre Direct Unvented Hot Water Cylinder - 7912283

Megaflo
Original price £667.20
Original price £667.20 - Original price £667.20
Original price £667.20
Current price £525.91
£525.91 - £525.91
Current price £525.91

The Megaflo Main 120 Litre Direct Unvented Hot Water Cylinder (7912283) is a UK-manufactured, stainless steel cylinder designed to deliver reliable...

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Original price £667.20
Original price £667.20 - Original price £667.20
Original price £667.20
Current price £525.91
£525.91 - £525.91
Current price £525.91
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Joule Cylinder 300L Cyclone Air Direct Standard Cylinder

Joule
Original price £1,021.05 - Original price £1,021.05
Original price
£1,021.05
£1,021.05 - £1,021.05
Current price £1,021.05

The Joule Cyclone Air 300L Direct Standard C Cylinder is a high-capacity hot water cylinder designed for reliable domestic hot water storage with d...

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Original price £1,021.05 - Original price £1,021.05
Original price
£1,021.05
£1,021.05 - £1,021.05
Current price £1,021.05

Joule Cylinder 200L Cyclone Air Direct Standard C

Joule
Original price £877.63 - Original price £877.63
Original price
£877.63
£877.63 - £877.63
Current price £877.63

The Joule Cylinder 200L Cyclone Air Direct Standard C is a high-quality direct unvented hot water cylinder designed to provide reliable hot water...

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Original price £877.63 - Original price £877.63
Original price
£877.63
£877.63 - £877.63
Current price £877.63

Joule Cyclone Air 250L Direct Standard Unvented Cylinder TCEMVB-0250LFC

Joule
Original price £937.38 - Original price £937.38
Original price
£937.38
£937.38 - £937.38
Current price £937.38

Joule Cyclone Air Direct Standard C 250L Cylinder is a direct hot-water cylinder with an internal expansion vessel, keeping the expansion compon...

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Original price £937.38 - Original price £937.38
Original price
£937.38
£937.38 - £937.38
Current price £937.38

Joule Cyclone Air 125L Direct Standard Unvented Cylinder TCEMVB-0125LFB

Joule
Original price £782.01 - Original price £782.01
Original price
£782.01
£782.01 - £782.01
Current price £782.01

The Joule Cyclone Air Direct 125L Unvented Cylinder is designed to provide efficient domestic hot water for taps, showers and other hot water out...

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Original price £782.01 - Original price £782.01
Original price
£782.01
£782.01 - £782.01
Current price £782.01

Joule Cylinder 170L Cyclone Air Direct Standard B

Joule
Original price £841.76 - Original price £841.76
Original price
£841.76
£841.76 - £841.76
Current price £841.76

The Joule Cyclone Air 170 Litre Direct Unvented Hot Water Cylinder is designed to provide reliable domestic hot water storage with a space-savi...

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Original price £841.76 - Original price £841.76
Original price
£841.76
£841.76 - £841.76
Current price £841.76

Joule Cylinder 150L Cyclone Air Direct Standard B

Joule
Original price £817.86 - Original price £817.86
Original price
£817.86
£817.86 - £817.86
Current price £817.86

The Joule Cyclone Air range of hot water cylinders is designed to provide a neat, reliable and practical solution for domestic hot water storage. F...

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Original price £817.86 - Original price £817.86
Original price
£817.86
£817.86 - £817.86
Current price £817.86

Joule Cyclone Air 100L Direct Standard Unvented Cylinder

Joule
Original price £747.86 - Original price £747.86
Original price
£747.86
£747.86 - £747.86
Current price £747.86

The Joule Cyclone Air unvented cylinder is a high-performance hot water solution designed for modern homes. Featuring an integrated internal expans...

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Original price £747.86 - Original price £747.86
Original price
£747.86
£747.86 - £747.86
Current price £747.86

Megaflo Eco Slimline 200L Direct Unvented Hot Water Cylinder

Megaflo
Original price £1,348.25 - Original price £1,348.25
Original price
£1,348.25
£1,348.25 - £1,348.25
Current price £1,348.25

The Megaflo Eco Slimline Direct 200L Unvented Cylinder (7034086) is a compact mains-pressure hot water storage solution designed for homes where ...

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Original price £1,348.25 - Original price £1,348.25
Original price
£1,348.25
£1,348.25 - £1,348.25
Current price £1,348.25

Megaflo Eco Slimline Direct 170L - Unvented Hot Water Cylinder, Compact Design

Megaflo
Original price £1,255.48 - Original price £1,255.48
Original price
£1,255.48
£1,255.48 - £1,255.48
Current price £1,255.48

The Megaflo Eco Slimline Direct 170L is a compact unvented hot water cylinder designed for homes where a standard-width cylinder cannot fit. With a...

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Original price £1,255.48 - Original price £1,255.48
Original price
£1,255.48
£1,255.48 - £1,255.48
Current price £1,255.48

Megaflo Eco 300L Direct Unvented Hot Water Cylinder – 2 Immersion – 95050473

Megaflo
Original price £1,486.08 - Original price £1,486.08
Original price
£1,486.08
£1,486.08 - £1,486.08
Current price £1,486.08

The Megaflo Eco Direct 300L (2-Immersion) Unvented Hot Water Cylinder is the largest standard Megaflo Eco direct cylinder, designed for large famil...

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Original price £1,486.08 - Original price £1,486.08
Original price
£1,486.08
£1,486.08 - £1,486.08
Current price £1,486.08

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