| Model | UK Boiler Upgrade Scheme Product Eligibility List |
|---|---|
| AWO-AC-AF251.A40 Heat pump | Listed since at least 12 Oct 2026 Certification period ends 31 Jul 2034 |
| AWO-AC-AF251.B40 Heat pump | Listed since at least 12 Oct 2026 Certification period ends 31 Jul 2034 |
"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 Viessmann Climate Solutions SE lines
No changes recorded for this maker's lines since our record began.
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