Head to head
Gledhill Stainless Lite Plus 250 vs Viessmann Vitodens 100-W 35kW combi
The Gledhill Stainless Lite Plus 250 comes with 20 years more warranty.
Last reviewed 13 September 2026
Key differences
- Warranty: the Gledhill Stainless Lite Plus 250 comes with 20 years more warranty.
Specifications side by side
| Gledhill Stainless Lite Plus 250 | Viessmann Vitodens 100-W 35kW combi | |
|---|---|---|
| Dimensions | 1744 mm high x 550 mm diameter | 700 x 400 x 360 mm |
| Weight | 38.3 kg empty | 35 kg |
| Warranty | 25 years on the cylinder body | 5 years |
| Capacity | 250 litres | - |
| Relief valve setting | 6 bar and 95C | - |
| ErP rating | C | - |
| Hot water output | - | 34.9 kW |
| Central heating output | - | 32 kW |
| ErP class | - | A |
| Seasonal efficiency | - | 98% |
| Hot water flow rate | - | 17 litres per minute |
Sources: Gledhill Stainless Lite Plus 250, Viessmann Vitodens 100-W 35kW 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 20 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 Vitodens 100-W 35kW combi if...
A gas combi boiler with 34.9 kW of hot water output, sized for a larger house with two bathrooms. It delivers about 17 litres per minute of hot water, which decides how well a shower runs while a tap is on. Warranty: 5 years. Seasonal efficiency is 98%.
Full Vitodens 100-W 35kW combi specifications →Common questions
What is the difference between the Gledhill Stainless Lite Plus 250 and the Viessmann Vitodens 100-W 35kW combi?
The Gledhill Stainless Lite Plus 250 comes with 20 years more warranty. The Gledhill Stainless Lite Plus 250 is a indirect unvented hot water cylinder, 250 litres; the Viessmann Vitodens 100-W 35kW combi is a gas combi boiler, 34.9 kW hot water output.
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