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| Item | Thermal Integration | Thermal Integration | Altecnic | Pegler | Evinox | Wilson Kamo | SAV |
| VWART Temperature | 23.2 | 48.8 | 47 | 44.6 | 43.6 | Failed | 34.5 |
| VWART Volume | 77.4 | 207.1 | 191.6 | 167.5 | 144.1 | Failed | 116.7 |
| Time to 42C | 21 | 5 | 22 | 11 | 41 | 19 | 3 |
| Time to 50C (HSE guidelines <60s to tap) | 26 | 6 | 30 | 17 | 76 | 58 | 23 |
| Time to 55C (HSE guidelines for care homes <60s to tap) | 28 | 8 | 48 | 28 | 85 | 81 | 91 |
| Failed Tests | Test 6 - Low Flow Hot Water: The HIU could not produce DHW at 0.02 l/s | Failed to achieve 70C in space heating tests |