proKlima Hannover subsidy 2026
Extra grant up to €3,000 in the Hannover region
proKlima is the enercity climate protection fund for the Hannover region. It subsidises high-quality energy renovations in addition to federal funding (BAFA/BEG) — you can combine both programmes and further reduce investment costs.
How much is the subsidy?
Standard windows
€30/m²
max. €3,000
Uw ≤ 0.8 W/(m²·K) (passive house quality)
Heritage buildings
up to €100/m²
max. €10,000
Uw ≤ 1.0 W/(m²·K), building physics evidence required
Funding area
The subsidy applies to measures in the following cities and municipalities:
- Hannover
- Langenhagen
- Seelze
- Ronnenberg
- Hemmingen
- Laatzen
Application process
- 1Submit the application BEFORE awarding the contract — online via the proKlima application portal, alternatively by email or post
- 2Attach technical documents: Uw-value proof, FSC certification for wooden windows
- 3For heritage properties: additionally provide building physics evidence per DIN 1946-6 (thermal bridge and ventilation concept)
- 4After installation: submit the settlement document, the grant is paid out
Combining with BAFA/BEG
proKlima funds are generally combinable with federal funding — up to the BEG cumulation ceiling. We advise on the optimal combination of both programmes.
BAFA / BEG individual measuresproKlima directly
- Customer phone: +49 511 430-1970 (Mon-Fri, 9-12 a.m.)
- proklima-hannover.de
Free subsidy consultation
We review your individual situation, recommend suitable programs and support you with the technical documents. Consultation in Hannover and all of Niedersachsen.