ISDE CheckerVaillant aroTHERM pure VWL 45/7.2 AS + VWL 108/7.2 IS S5 ISDE subsidy
On the October 2026 ISDE meldcode list
- Meldcode (notification code)
- KA23521
- Indicative subsidy amount
- €2,150
RVO list updated: · source: RVO
The Vaillant aroTHERM pure VWL 45/7.2 AS + VWL 108/7.2 IS S5 is an air-to-water heat pump with a capacity of 5 kW. Its refrigerant is R032, with a GWP of 675. It is on the October 2026 ISDE meldcode list with meldcode KA23521 and an indicative subsidy amount of €2,150. For the 2,184 air-to-water heat pumps on the list, the amount is between €1,250 and €16,325. Vaillant has 45 air-to-water heat pumps on the list, with amounts from €1,700 to €5,725.
- Brand
- Vaillant
- Model
- aroTHERM pure VWL 45/7.2 AS + VWL 108/7.2 IS S5
- Type
- Air-to-water (Lucht-Water)
- Capacity
- 5 kW
- Refrigerant
- R032 (GWP 675)
- Amount for a 2nd heat pump
- €1,125
The amount for a 2nd heat pump applies if you have two air-to-water heat pumps installed, or if you already received a subsidy for an air-to-water heat pump before.
Enter meldcode KA23521 in your ISDE application to RVO (the Netherlands Enterprise Agency). The application form is in Dutch. The amount is indicative; RVO sets the final subsidy. How the subsidy works