Head to head
Grant Aerona3 R32 10kW vs LG Therma V Monobloc S 7.00kW
The Grant Aerona3 R32 10kW is a r32 inverter driven air source heat pump, 10 kw heat output. The LG Therma V Monobloc S 7.00kW is a r32 monobloc air source heat pump, 7.00 kw heat output.
Last reviewed 13 September 2026
Specifications side by side
| Grant Aerona3 R32 10kW | LG Therma V Monobloc S 7.00kW | |
|---|---|---|
| Heat output | 10 kW | 7.00 kW at 7C/35C flow |
| SCOP | 5.20 (35C flow), 3.47 (55C flow) | 4.48 (average climate, 35C flow) |
| Refrigerant | R32 | R32, GWP 675 |
| Dimensions | 882 x 874 x 405 mm (H x W x D) | 1239 x 834 x 330 mm (H x W x D) |
| Weight | 70 kg | 89.5 kg |
| Warranty | 7 years when installed by a Grant G1 accredited installer | - |
| Sound power | - | 60 dB(A) rated, 55 dB(A) low noise mode |
| Max flow temperature | - | 65C |
Sources: Grant Aerona3 R32 10kW, LG Therma V Monobloc S 7.00kW. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Aerona3 R32 10kW if...
A 10kW 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 10kW specifications →Buy or hire the Therma V Monobloc S 7.00kW if...
An LG Therma V Monobloc S rated at 7.00kW, using R32 refrigerant and reaching a 65C flow. A low noise mode drops the sound power to 55 dB(A), useful where the outdoor unit sits close to a boundary or window.
Full Therma V Monobloc S 7.00kW specifications →Common questions
What is the difference between the Grant Aerona3 R32 10kW and the LG Therma V Monobloc S 7.00kW?
The Grant Aerona3 R32 10kW is a r32 inverter driven air source heat pump, 10 kW heat output; the LG Therma V Monobloc S 7.00kW is a r32 monobloc air source heat pump, 7.00 kW heat output.
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