| Model | UK Boiler Upgrade Scheme Product Eligibility List | Netherlands ISDE heat pumps |
|---|---|---|
| CTC EcoAir 614M 400V + CTC EcoZenith i360 Heat pump | – | Listed since at least 12 Oct 2026 |
| CTC EcoAir 622M 400V + CTC EcoZenith i360 Heat pump | – | Listed since at least 12 Oct 2026 |
| CTC EcoAir 622M 400V + EcoZenith i555 Heat pump | – | Listed since at least 12 Oct 2026 |
| CTC EcoAir C106 1x230V Heat pump | Listed since at least 12 Oct 2026 Certification period ends 29 Jun 2035 | – |
| CTC EcoAir C108 1x230V Heat pump | Listed since at least 12 Oct 2026 Certification period ends 29 Jun 2035 | – |
| CTC EcoAir C108 3x400V Heat pump | Listed since at least 12 Oct 2026 Certification period ends 29 Jun 2035 | – |
| CTC EcoAir C112 1x230V Heat pump | Listed since at least 12 Oct 2026 Certification period ends 29 Jun 2035 | – |
| CTC EcoAir C112 3x400V Heat pump | Listed since at least 12 Oct 2026 Certification period ends 29 Jun 2035 | – |
| CTC EcoAir C116 1x230V Heat pump | Listed since at least 12 Oct 2026 Certification period ends 29 Jun 2035 | – |
| CTC EcoAir C116 3x400V Heat pump | Listed since at least 12 Oct 2026 Certification period ends 29 Jun 2035 | – |
| CTC EcoPart 612M + EcoLogic Heat pump | – | Listed since at least 12 Oct 2026 |
| EcoAir 622M + CTC EcoLogic Heat pump | – | Listed since at least 12 Oct 2026 |
| EcoAir 622M + CTC EcoZenith i550 Heat pump | – | Listed since at least 12 Oct 2026 |
| EcoAir 712M + CTC EcoZenith i360 Heat pump | – | Listed since at least 12 Oct 2026 |
| EcoAir 720M Heat pump | – | Listed since at least 12 Oct 2026 |
| EcoAir C106M & EcoLogic Heat pump | – | Listed since at least 12 Oct 2026 |
| EcoAir C108M & EcoLogic Heat pump | – | Listed since at least 12 Oct 2026 |
| EcoAir C112M & EcoLogic Heat pump | – | Listed since at least 12 Oct 2026 |
| EcoAir C116M & EcoLogic Heat pump | – | Listed since at least 12 Oct 2026 |
| EcoPart i608M Heat pump | – | Listed since at least 12 Oct 2026 |
| EcoPart i612M Heat pump | – | Listed since at least 12 Oct 2026 |
| EcoPart i616M Heat pump | – | Listed since at least 12 Oct 2026 |
"Since at least" means the line was already on the list when our record of it began. Names can be printed differently on each list; a model missing from a column may be listed under another spelling. Report a problem
Changes to CTC lines
Our record of CTC lines began on 12 Oct 2026. Nothing has changed since. The lists are checked every morning, and any change appears here the same day.
Watch CTC
One email on the morning a CTC line is added, removed or changed on any list we check. Free: every change for 14 days, then a Monday summary.
Every morning, as long as you subscribe: alerts at £490 a year or £49 a month follow CTC on every list. The manufacturer plan, £149 a month, adds this sheet kept for your team and an API key. Compare plans. 30-day refund.