Head to head
Gledhill Stainless Lite Plus 150 vs Vaillant ecoTEC plus 825 25kW combi
The Gledhill Stainless Lite Plus 150 is a indirect unvented hot water cylinder, 150 litres. The Vaillant ecoTEC plus 825 25kW combi is a gas combi boiler, 25.4 kw hot water output.
Last reviewed 13 September 2026
Specifications side by side
| Gledhill Stainless Lite Plus 150 | Vaillant ecoTEC plus 825 25kW combi | |
|---|---|---|
| Dimensions | 1118 mm high x 550 mm diameter | 720 x 440 x 338 mm |
| Weight | 26 kg empty, 174 kg full | 36 kg |
| Capacity | 150 litres | - |
| Heat-up time | 25 minutes | - |
| Relief valve setting | 6 bar and 95C | - |
| Immersion heater | 3kW incoloy immersion, back-up | - |
| ErP rating | B | - |
| Hot water output | - | 25.4 kW |
| Central heating output | - | 20.8 kW |
| ErP class | - | A |
| Seasonal efficiency | - | 94% |
| Warranty | - | 10 years with Vaillant Advance Boiler Protection Kit |
| Hot water flow rate | - | 10.5 litres per minute |
Sources: Gledhill Stainless Lite Plus 150, Vaillant ecoTEC plus 825 25kW combi. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Stainless Lite Plus 150 if...
A 150 litre indirect cylinder from Gledhill's Stainless Lite Plus range, sized for a small to medium house. Its corrugated coil reheats in about 25 minutes, and the range carries a 25 year guarantee on the cylinder body.
Full Stainless Lite Plus 150 specifications →Buy or hire the ecoTEC plus 825 25kW combi if...
A gas combi boiler with 25.4 kW of hot water output, sized for a flat or small house with one bathroom. It delivers about 10.5 litres per minute of hot water, which decides how well a shower runs while a tap is on. Warranty: 10 years with Vaillant Advance Boiler Protection Kit. Seasonal efficiency is 94%.
Full ecoTEC plus 825 25kW combi specifications →Common questions
What is the difference between the Gledhill Stainless Lite Plus 150 and the Vaillant ecoTEC plus 825 25kW combi?
The Gledhill Stainless Lite Plus 150 is a indirect unvented hot water cylinder, 150 litres; the Vaillant ecoTEC plus 825 25kW combi is a gas combi boiler, 25.4 kW hot water output.
GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.