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Indirect Unvented Hot Water Cylinders

Reliable hot water storage

Indirect unvented hot water cylinders store hot water efficiently and keep pressure steady for daily use. They are a smart choice for homes that need a strong, dependable supply for showers, baths, and taps.

 

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Telford Tempest 250L Slimline Unvented Cylinder – 510mm Diameter | TSMI250SL

Telford
Original price £913.26
Original price £913.26 - Original price £913.26
Original price £913.26
Current price £761.05
£761.05 - £761.05
Current price £761.05
In stock

Presenting one of the slimmest 250 litre unvented hot water cylinder in the market.The Telford Tempest Slimline 250 Litre Indirect Unvented Hot Wat...

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Original price £913.26
Original price £913.26 - Original price £913.26
Original price £913.26
Current price £761.05
£761.05 - £761.05
Current price £761.05
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Telford Tempest Slimline 300 Litre Indirect Unvented Hot Water Cylinder 510 Diameter TSMI300SL

Telford
Original price £1,001.16
Original price £1,001.16 - Original price £1,001.16
Original price £1,001.16
Current price £834.30
£834.30 - £834.30
Current price £834.30

The Telford Tempest Slimline 300 Litre Indirect Unvented Hot Water Cylinder (TSMI300SL) offers exceptional hot water capa...

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Original price £1,001.16
Original price £1,001.16 - Original price £1,001.16
Original price £1,001.16
Current price £834.30
£834.30 - £834.30
Current price £834.30
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Telford Tempest 250 Litre Indirect Unvented Hot Water Cylinder - Stainless Steel

Telford
Original price £821.32
Original price £821.32 - Original price £821.32
Original price £821.32
Current price £684.44
£684.44 - £684.44
Current price £684.44
In stock

The Telford Tempest 250 Litre Indirect Unvented Hot Water Cylinder is the pinnacle of efficiency and durability in water heating systems. Crafted f...

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Original price £821.32
Original price £821.32 - Original price £821.32
Original price £821.32
Current price £684.44
£684.44 - £684.44
Current price £684.44
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Telford Tempest 200 Litre Indirect Unvented Hot Water Cylinder - Stainless Steel

Telford
Original price £765.95
Original price £765.95 - Original price £765.95
Original price £765.95
Current price £638.29
£638.29 - £638.29
Current price £638.29

The Telford Tempest 200 Litre Indirect Unvented Hot Water Cylinder (TSMI200) is the perfect choice for homes or properties with moderate hot water ...

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Original price £765.95
Original price £765.95 - Original price £765.95
Original price £765.95
Current price £638.29
£638.29 - £638.29
Current price £638.29
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Telford Tempest 300 Litre Indirect Unvented Hot Water Cylinder TSMI300

Telford
Original price £903.05
Original price £903.05 - Original price £903.05
Original price £903.05
Current price £752.54
£752.54 - £752.54
Current price £752.54
In stock

The Telford Tempest 300 Litre Indirect Unvented Hot Water Cylinder is the pinnacle of efficiency and durability in water heating systems. Crafted f...

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Original price £903.05
Original price £903.05 - Original price £903.05
Original price £903.05
Current price £752.54
£752.54 - £752.54
Current price £752.54
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Telford Tempest Stainless Steel Slimline Indirect 200L Unvented Cylinder - TSMI200SL

Telford
Original price £860.02
Original price £860.02 - Original price £860.02
Original price £860.02
Current price £716.68
£716.68 - £716.68
Current price £716.68
In stock

Telford Tempest Stainless Steel Slimline Indirect 200L Unvented Cylinder - TSMI200SL The Telford Tempest Stainless Steel Slimline Indirect 200L Unv...

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Original price £860.02
Original price £860.02 - Original price £860.02
Original price £860.02
Current price £716.68
£716.68 - £716.68
Current price £716.68
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Megaflo Eco 250L Indirect Unvented Hot Water Cylinder

Megaflo
Original price £1,554.11 - Original price £1,554.11
Original price
£1,554.11
£1,554.11 - £1,554.11
Current price £1,554.11

The Megaflo Eco Indirect 250L is a boiler-heated unvented hot water cylinder for large 4–5 bedroom homes and high-demand properties. Delivers 76 li...

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Original price £1,554.11 - Original price £1,554.11
Original price
£1,554.11
£1,554.11 - £1,554.11
Current price £1,554.11

Telford Tempest Stainless Steel Slimline Indirect 150L Unvented Cylinder - TSMI150SL

Telford
Original price £850.10
Original price £850.10 - Original price £850.10
Original price £850.10
Current price £708.41
£708.41 - £708.41
Current price £708.41
In stock

Telford Tempest Stainless Steel Slimline Indirect 150L Unvented Cylinder - TSMI150SL The Telford Tempest Stainless Steel Slimline Indirect 150L Unv...

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Original price £850.10
Original price £850.10 - Original price £850.10
Original price £850.10
Current price £708.41
£708.41 - £708.41
Current price £708.41
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Telford Tempest Horizontal Stainless Steel Indirect 250L Unvented Cylinder - TSMI250H

Telford
Original price £1,187.18
Original price £1,187.18 - Original price £1,187.18
Original price £1,187.18
Current price £989.32
£989.32 - £989.32
Current price £989.32
In stock

The Telford Tempest Horizontal Stainless Steel Indirect 250L Unvented Cylinder is expertly designed to meet the hot water needs of larger household...

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Original price £1,187.18
Original price £1,187.18 - Original price £1,187.18
Original price £1,187.18
Current price £989.32
£989.32 - £989.32
Current price £989.32
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Telford Tempest Horizontal Stainless Steel Indirect 300L Unvented Cylinder - TSMI300H

Telford
Original price £1,286.34
Original price £1,286.34 - Original price £1,286.34
Original price £1,286.34
Current price £1,071.95
£1,071.95 - £1,071.95
Current price £1,071.95
In stock

The Telford Tempest Horizontal Stainless Steel Indirect 300L Unvented Cylinder is designed to efficiently meet hot water requirements in larger res...

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Original price £1,286.34
Original price £1,286.34 - Original price £1,286.34
Original price £1,286.34
Current price £1,071.95
£1,071.95 - £1,071.95
Current price £1,071.95
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Megaflo Eco SystemReady 300SB Indirect Unvented Hot Water Cylinder

Megaflo
Original price £2,095.70 - Original price £2,095.70
Original price
£2,095.70
£2,095.70 - £2,095.70
Current price £2,095.70

The Megaflo Eco SystemReady 300SB is a 300-litre indirect unvented hot water cylinder built for system boiler installations. It provides all the pe...

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Original price £2,095.70 - Original price £2,095.70
Original price
£2,095.70
£2,095.70 - £2,095.70
Current price £2,095.70

Megaflo Eco SystemReady 250SB Indirect Unvented Hot Water Cylinder

Megaflo
Original price £1,916.35 - Original price £1,916.35
Original price
£1,916.35
£1,916.35 - £1,916.35
Current price £1,916.35

The Megaflo Eco SystemReady 250SB is a 250-litre indirect unvented hot water cylinder built for system boiler installations. It provides all the pe...

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Original price £1,916.35 - Original price £1,916.35
Original price
£1,916.35
£1,916.35 - £1,916.35
Current price £1,916.35

Megaflo Eco SystemFit 300SF Indirect Unvented Hot Water Cylinder

Megaflo
Original price £2,798.10 - Original price £2,798.10
Original price
£2,798.10
£2,798.10 - £2,798.10
Current price £2,798.10

The Megaflo Eco SystemFit 300SF is a 300-litre indirect unvented hot water cylinder designed for installation with a heat-only (regular) boiler. It...

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Original price £2,798.10 - Original price £2,798.10
Original price
£2,798.10
£2,798.10 - £2,798.10
Current price £2,798.10

Megaflo Eco SystemFit 250SF Indirect Unvented Hot Water Cylinder

Megaflo
Original price £2,604.61 - Original price £2,604.61
Original price
£2,604.61
£2,604.61 - £2,604.61
Current price £2,604.61

The Megaflo Eco SystemFit 250SF is a 250-litre indirect unvented hot water cylinder designed for installation with a heat-only (regular) boiler. It...

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Original price £2,604.61 - Original price £2,604.61
Original price
£2,604.61
£2,604.61 - £2,604.61
Current price £2,604.61

Megaflo Eco Slimline 200L Indirect Unvented Hot Water Cylinder

Megaflo
Original price £1,603.58 - Original price £1,603.58
Original price
£1,603.58
£1,603.58 - £1,603.58
Current price £1,603.58

The Megaflo Eco Slimline Indirect 200L is a compact unvented cylinder for homes where a standard-width cylinder won't fit. Boiler-heated with a 3kW...

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Original price £1,603.58 - Original price £1,603.58
Original price
£1,603.58
£1,603.58 - £1,603.58
Current price £1,603.58

Megaflo Eco Slimline 170L Indirect Unvented Hot Water Cylinder

Megaflo
Original price £1,441.90 - Original price £1,441.90
Original price
£1,441.90
£1,441.90 - £1,441.90
Current price £1,441.90

The Megaflo Eco Slimline Indirect 170L is a compact unvented cylinder for homes where a standard-width cylinder won't fit. Boiler-heated with a 3kW...

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Original price £1,441.90 - Original price £1,441.90
Original price
£1,441.90
£1,441.90 - £1,441.90
Current price £1,441.90

Megaflo Eco Slimline 150L Indirect Unvented Hot Water Cylinder

Megaflo
Original price £1,342.94 - Original price £1,342.94
Original price
£1,342.94
£1,342.94 - £1,342.94
Current price £1,342.94

The Megaflo Eco Slimline Indirect 150L is a compact unvented cylinder for homes where a standard-width cylinder won't fit. Boiler-heated with a 3kW...

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Original price £1,342.94 - Original price £1,342.94
Original price
£1,342.94
£1,342.94 - £1,342.94
Current price £1,342.94

Megaflo Eco Slimline 125L Indirect Unvented Hot Water Cylinder

Megaflo
Original price £1,203.35 - Original price £1,203.35
Original price
£1,203.35
£1,203.35 - £1,203.35
Current price £1,203.35

The Megaflo Eco Slimline Indirect 125L is a compact unvented cylinder for homes where a standard-width cylinder won't fit. Boiler-heated with a 3kW...

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Original price £1,203.35 - Original price £1,203.35
Original price
£1,203.35
£1,203.35 - £1,203.35
Current price £1,203.35

Megaflo Eco 300L Indirect Unvented Hot Water Cylinder

Megaflo
Original price £1,693.70 - Original price £1,693.70
Original price
£1,693.70
£1,693.70 - £1,693.70
Current price £1,693.70

The Megaflo Eco Indirect 300L is the largest standard Megaflo Eco indirect cylinder — designed for large 5+ bedroom homes, HMOs or high-demand comm...

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Original price £1,693.70 - Original price £1,693.70
Original price
£1,693.70
£1,693.70 - £1,693.70
Current price £1,693.70

Main 210 Litre Indirect Unvented Hot Water Cylinder - 5133564

Main
Original price £603.50 - Original price £603.50
Original price
£603.50
£603.50 - £603.50
Current price £603.50

The Main 210 Litre Indirect Unvented Hot Water Cylinder (5133564) is a UK-manufactured, stainless steel cylinder designed to deliver mains-pressure...

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Original price £603.50 - Original price £603.50
Original price
£603.50
£603.50 - £603.50
Current price £603.50

Main 170 Litre Indirect Unvented Hot Water Cylinder - 5133563

Main
Original price £592.25 - Original price £592.25
Original price
£592.25
£592.25 - £592.25
Current price £592.25

The Main 170 Litre Indirect Unvented Hot Water Cylinder (5133563) is a UK-manufactured, stainless steel cylinder designed to deliver mains-pressure...

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Original price £592.25 - Original price £592.25
Original price
£592.25
£592.25 - £592.25
Current price £592.25

Main 150 Litre Indirect Unvented Hot Water Cylinder - 5133562

Main
Original price £582.60 - Original price £582.60
Original price
£582.60
£582.60 - £582.60
Current price £582.60

The Main 150 Litre Indirect Unvented Hot Water Cylinder (5133562) is a UK-manufactured, stainless steel cylinder designed to deliver mains-pressure...

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Original price £582.60 - Original price £582.60
Original price
£582.60
£582.60 - £582.60
Current price £582.60

Joule Invacyl Unvented 300L Indirect Cylinder Standard

Joule
Original price £656.62 - Original price £656.62
Original price
£656.62
£656.62 - £656.62
Current price £656.62

The Joule Invacyl Unvented 300L Indirect Cylinder Standard is a high-capacity, indirect hot water storage cylinder designed for unvented mains-pres...

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Original price £656.62 - Original price £656.62
Original price
£656.62
£656.62 - £656.62
Current price £656.62

Joule Invacyl Standard In-Direct Unvented Cylinder 250 Litre - Stainless Steel

Joule
Original price £610.97 - Original price £610.97
Original price
£610.97
£610.97 - £610.97
Current price £610.97

The Joule Invacyl Standard In-Direct Unvented Cylinder 250 Litre is a stainless-steel, unvented hot water storage cylinder designed for mains-press...

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Original price £610.97 - Original price £610.97
Original price
£610.97
£610.97 - £610.97
Current price £610.97

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