Head to head
Gledhill Stainless Lite Plus 250 vs Vaillant ecoTEC Pro 24kW combi
The Gledhill Stainless Lite Plus 250 comes with 23 years more warranty.
Last reviewed 13 September 2026
Key differences
- Warranty: the Gledhill Stainless Lite Plus 250 comes with 23 years more warranty.
Specifications side by side
| Gledhill Stainless Lite Plus 250 | Vaillant ecoTEC Pro 24kW combi | |
|---|---|---|
| Dimensions | 1744 mm high x 550 mm diameter | 720 x 440 x 338 mm |
| Weight | 38.3 kg empty | 38 kg |
| Warranty | 25 years on the cylinder body | 2 years standard, 7 years with Vaillant Advance registration |
| Capacity | 250 litres | - |
| Relief valve setting | 6 bar and 95C | - |
| ErP rating | C | - |
| Hot water output | - | 23.4 kW |
| Central heating output | - | 24.8 kW |
| ErP class | - | A |
| Seasonal efficiency | - | 93% |
| Hot water flow rate | - | 9.6 litres per minute |
Sources: Gledhill Stainless Lite Plus 250, Vaillant ecoTEC Pro 24kW combi. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Stainless Lite Plus 250 if...
- you want one that comes with 23 years more warranty
A 250 litre indirect cylinder for a larger household with higher hot water demand, part of Gledhill's Stainless Lite Plus range. It carries the same 25 year cylinder guarantee as the smaller sizes and comes with an additional off-peak immersion option.
Full Stainless Lite Plus 250 specifications →Buy or hire the ecoTEC Pro 24kW combi if...
A gas combi boiler with 23.4 kW of hot water output, sized for a flat or small house with one bathroom. It delivers about 9.6 litres per minute of hot water, which decides how well a shower runs while a tap is on. Warranty: 2 years standard, 7 years with Vaillant Advance registration. Seasonal efficiency is 93%.
Full ecoTEC Pro 24kW combi specifications →Common questions
What is the difference between the Gledhill Stainless Lite Plus 250 and the Vaillant ecoTEC Pro 24kW combi?
The Gledhill Stainless Lite Plus 250 comes with 23 years more warranty. The Gledhill Stainless Lite Plus 250 is a indirect unvented hot water cylinder, 250 litres; the Vaillant ecoTEC Pro 24kW combi is a gas combi boiler, 23.4 kW hot water output.
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