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Unvented Water Heaters

Explore our range of unvented hot water heaters, designed to deliver hot water without requiring a separate cold-water storage cistern. Available in various capacities and configurations, these heaters provide strong, consistent flow rates, making them suitable for a wide range of domestic and commercial installations. Manufactured from durable materials and engineered for efficient heat retention, our unvented hot water heaters offer reliable long-term performance. Browse the full range to find a heater that meets the capacity, dimensions and technical requirements of your installation.

 
 

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11 results

Heater Type

Instantaneous(8)

Stored(3)

Capacity (litres)

10(4)

15(4)

50(1)

80(1)

100(1)

Heat Output (kW)

3(3)

Other(8)

Height (mm)

378(8)

627(1)

832(1)

984(1)

Width (mm)

360(8)

450(3)

Depth (mm)

262(4)

321(4)

450(3)

Price

£
to

£90-£100(3)

£100-£120(3)

£120-£510(3)

£510-£560(2)

Brand

Atlantic(8)

Ariston(3)

Stock Status

In Stock Only(11)


Filter By
11 results

Heater Type

Instantaneous(8)

Stored(3)

Capacity (litres)

10(4)

15(4)

50(1)

80(1)

100(1)

Heat Output (kW)

3(3)

Other(8)

Height (mm)

378(8)

627(1)

832(1)

984(1)

Width (mm)

360(8)

450(3)

Depth (mm)

262(4)

321(4)

450(3)

Price

£
to

£90-£100(3)

£100-£120(3)

£120-£510(3)

£510-£560(2)

Brand

Atlantic(8)

Ariston(3)

Stock Status

In Stock Only(11)


Filter Results
11 results
ariston-pro1-eco-s-3kw-50l-electric-storage-water-heater-4015328

Ariston Pro1 Eco S 3kW 50L Electric Storage Water Heater - 4015328

0.0 (0)
More Options Available
Ariston
£478.95 inc
VAT
✓ 6 In Stock
ariston-pro1-eco-s-3kw-80l-electric-storage-water-heater-4015329

Ariston Pro1 Eco S 3kW 80L Electric Storage Water Heater - 4015329

0.0 (0)
More Options Available
Ariston
£554.92 inc
VAT
✓ In Stock
ariston-pro1-eco-s-3kw-100l-electric-storage-water-heater-4015330

Ariston Pro1 Eco S 3kW 100L Electric Storage Water Heater - 4015330

0.0 (0)
More Options Available
Ariston
£549.95 inc
VAT
✓ In Stock
atlantic-nanto-lite-15l-under-sink-electric-water-heater-ah821549

Atlantic Nanto Lite 15L Under Sink Electric Water Heater - AH821549

0.0 (0)
More Options Available
£103.60 inc
VAT
✓ In Stock
atlantic-nanto-plus-15l-under-sink-electric-water-heater-ah821553

Atlantic Nanto Plus 15L Under Sink Electric Water Heater - AH821553

0.0 (0)
More Options Available
£123.84 inc
VAT
✓ In Stock
atlantic-nanto-lite-10l-under-sink-electric-water-heater-ah821547

Atlantic Nanto Lite 10L Under Sink Electric Water Heater - AH821547

0.0 (0)
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£95.00 inc
VAT
✓ In Stock
atlantic-nanto-plus-15l-over-sink-electric-water-heater-ah821552

Atlantic Nanto Plus 15L Over Sink Electric Water Heater - AH821552

0.0 (0)
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£132.31 inc
VAT
✓ In Stock
atlantic-nanto-plus-10l-over-sink-electric-water-heater-ah821550

Atlantic Nanto Plus 10L Over Sink Electric Water Heater - AH821550

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£107.34 inc
VAT
✓ In Stock
atlantic-nanto-plus-10l-under-sink-electric-water-heater-ah821551

Atlantic Nanto Plus 10L Under Sink Electric Water Heater - AH821551

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£116.52 inc
VAT
✓ In Stock
atlantic-nanto-lite-15l-over-sink-electric-water-heater-ah821548

Atlantic Nanto Lite 15L Over Sink Electric Water Heater - AH821548

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£99.86 inc
VAT
✓ In Stock
atlantic-nanto-lite-10l-over-sink-electric-water-heater-ah821546

Atlantic Nanto Lite 10L Over Sink Electric Water Heater - AH821546

0.0 (0)
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£96.94 inc
VAT
✓ In Stock