Unvented Cylinders

Unvented Cylinders

At Discounted Heating, we carry a huge selection of unvented hot water cylinders that are perfect as part of a lower budget yet high performing heating system with improved flow rates. Our collection includes a vast range of different sizes and capacities, from 120 litres to 800 litres, so there’s no shortage on choice.

You can choose from big names in the industry, such as Ariston, Vaillant and Heatrae Sadia, who have earned longstanding reputations for both high quality and high performance. We also stock a whole host of different unvented hot water cylinders, including direct and indirect cylinders as well as solar cylinders, so we’re confident that you’ll be able to find exactly what you’re looking for.

Be sure to take a look at our full assortment of unvented hot water cylinders and find your ideal home heating solution online today at Discounted Heating. 

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Heatrae Sadia 7034082 Megaflo Eco Slimline Direct Unvented Cylinder 100ltr -29%

Heatrae Sadia 7034082 Megaflo Eco Slimline Direct Unvented Cylinder 100ltr

Heatrae Sadia 7034082 Megaflo Eco Slimline Direct Unvented Cylinder 100ltrProduct FeaturesManufactur..

£881.36 inc Vat £629.00 inc Vat Ex VAT: £524.17

Heatrae Sadia 7034090 Megaflo Eco Slimline Indirect Unvented Cylinder 175ltr -29%

Heatrae Sadia 7034090 Megaflo Eco Slimline Indirect Unvented Cylinder 175ltr

Heatrae Sadia 7034090 Megaflo Eco Slimline Indirect Unvented Cylinder 175ltrProduct FeaturesManufact..

£1,509.85 inc Vat £1,070.00 inc Vat Ex VAT: £891.67

Heatrae Sadia 95050702 Megaflo Eco Plus Direct Cylinder 400ltr -28%

Heatrae Sadia 95050702 Megaflo Eco Plus Direct Cylinder 400ltr

Heatrae Sadia 95050702 Megaflo Eco Plus Direct Cylinder 400ltrProduct FeaturesManufacturer: Heatrae ..

£2,790.61 inc Vat £2,019.00 inc Vat Ex VAT: £1,682.50

Range RC0232 Cylinders F3 Fortic Indirect Cylinder L1B 1200 x 450mm -13%

Range RC0232 Cylinders F3 Fortic Indirect Cylinder L1B 1200 x 450mm

1200x450 Fortic is a British Standard 3198 combination cylinder manufactured in direct and indirect ..

£840.74 inc Vat £729.00 inc Vat Ex VAT: £607.50

Range TT300P4EUP Tribune Indirect Pre Plumbed Solar Cylinder 300ltr Out Of Stock

Range TT300P4EUP Tribune Indirect Pre Plumbed Solar Cylinder 300ltr

Range TT300P4EUP Tribune Indirect Pre Plumbed Solar Cylinder 300ltrProduct FeaturesManufacturer: Ran..

£1,941.67 inc Vat Ex VAT: £1,618.06

Range TXN150PT Tribune XE Unvented Indirect Pre-plumbed Twin Zone Cylinder 150ltr Stainless Steel -37%

Range TXN150PT Tribune XE Unvented Indirect Pre-plumbed Twin Zone Cylinder 150ltr Stainless Steel

Range have been the cylinders the housebuilders turn to for innovation, economy and ease of installa..

£1,581.19 inc Vat £999.00 inc Vat Ex VAT: £832.50

Andrews vertical flue kit (for L/CSC39-59) -13%

Andrews vertical flue kit (for L/CSC39-59)

Andrews Vertical vertical flue kit (for l/csc39-59)Models (Natural Gas) RSC150, RSC190, CSC39, CSC59..

£228.48 inc Vat £199.00 inc Vat Ex VAT: £165.83

Andrews vertical flue kit (for L/CSC78-93) -13%

Andrews vertical flue kit (for L/CSC78-93)

Andrews vertical flue kit (for L/CSC78-93).Product FeaturesCSC models range from 600 l/hr to 1445 l/..

£383.04 inc Vat £332.00 inc Vat Ex VAT: £276.67

Heatrae Sadia 95050711 Megaflo Eco Plus 300L Unvented Indirect Cylinder

Product Description: Megaflo eco units are designed and manufactured to a very high quality using..

£1,449.00 inc Vat Ex VAT: £1,207.50

Worcester 7716842032 Greenstore Single Coil Cylinder 250 Ltr with G3 18L Kit

Our range of Greenstore unvented cylinders have been developed by Bosch and manufactured by Worceste..

£764.40 inc Vat Ex VAT: £637.00

Worcester Bosch 7716842031 Greenstore Single Coil Cylinder 210 Ltr with G3 Kit

Product DescriptionOur range of Greenstore unvented cylinders have been developed by Bosch and manuf..

£740.00 inc Vat Ex VAT: £616.67

Heatrae Sadia 95050475 Megaflo Eco 300L Unvented Cylinder

Lifetime cylinder guarantee, Constructed from Duplex stainless steel pressure tested to 15 bar, Pate..

£1,385.27 inc Vat Ex VAT: £1,154.39

Heatrae Sadia 95050499 Megaflo Eco 170SB SystemReady Indirect Unvented Cylinder

The time saving MEGAFLO Eco SystemReady 170SB package not only speeds installation but significantly..

£1,167.13 inc Vat Ex VAT: £972.61

Heatrae Sadia 95050500 Megaflo Eco SystemReady 210SB Unvented Indirect Cylinder

The time saving MEGAFLO Eco SystemReady 210SB package not only speeds installation but significantly..

£1,303.30 inc Vat Ex VAT: £1,086.08

Heatrae Sadia 95050713 Megaflo Eco Plus 500L Unvented Indirect Cylinder

Product Description Megaflo eco units are designed and manufactured to a very high quality using th..

£1,997.83 inc Vat Ex VAT: £1,664.86

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