| Subtype | Certificate Holder | Heat Pump Type | Certification Body |
|---|---|---|---|
| VITOCAL 100 A- (AF) 06/08 | Viessmann Werke Allendorf GmbH | Outdoor Air/Water | ICIM S.p.A. |
| VITOCAL 100 A- (AF) 10/12 | Viessmann Werke Allendorf GmbH | Outdoor Air/Water | ICIM S.p.A. |
| VITOCAL 100 A- (AF) 14 | Viessmann Werke Allendorf GmbH | Outdoor Air/Water | ICIM S.p.A. |
| VITOCAL 100 A- (AF) 16/18 | Viessmann Werke Allendorf GmbH | Outdoor Air/Water | ICIM S.p.A. |
