Head to head
Gledhill Stainless Lite Plus 250 vs Grant Aerona3 R32 17kW
The Gledhill Stainless Lite Plus 250 comes with 18 years more warranty.
Last reviewed 13 September 2026
Key differences
- Warranty: the Gledhill Stainless Lite Plus 250 comes with 18 years more warranty.
Specifications side by side
| Gledhill Stainless Lite Plus 250 | Grant Aerona3 R32 17kW | |
|---|---|---|
| Dimensions | 1744 mm high x 550 mm diameter | 1418 x 1024 x 403 mm (H x W x D) |
| Weight | 38.3 kg empty | 118 kg |
| Warranty | 25 years on the cylinder body | 7 years when installed by a Grant G1 accredited installer |
| Capacity | 250 litres | - |
| Relief valve setting | 6 bar and 95C | - |
| ErP rating | C | - |
| Heat output | - | 17 kW |
| SCOP | - | 4.54 (35C flow), 3.57 (55C flow) |
| Refrigerant | - | R32 |
Sources: Gledhill Stainless Lite Plus 250, Grant Aerona3 R32 17kW. 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 18 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 Aerona3 R32 17kW if...
A 17kW R32 inverter driven heat pump from Grant's Aerona3 range, a common choice for off-gas-grid homes that previously ran an oil boiler. It carries a 7 year warranty through Grant's G1 installer scheme, one of the longer standard terms in this category.
Full Aerona3 R32 17kW specifications →Common questions
What is the difference between the Gledhill Stainless Lite Plus 250 and the Grant Aerona3 R32 17kW?
The Gledhill Stainless Lite Plus 250 comes with 18 years more warranty. The Gledhill Stainless Lite Plus 250 is a indirect unvented hot water cylinder, 250 litres; the Grant Aerona3 R32 17kW is a r32 inverter driven air source heat pump, 17 kW heat output.
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