EFH on the canal with private water access, conservatory, sauna - from private owner

Due to a move to a multi-generational property, we are selling our house in a beautiful, quiet canal location in Rangsdorf in the "Klein Venedig" district.
The most important data at a glance:
-detached single-family house with 3 rooms and 1 bathroom on 2 floors
-95 m² living space / 831 m² plot / 200 m² usable space
-Special features: own water access, conservatory, sauna, enclosed carport, basement cellar
-Year of construction: 1936, complete refurbishment completed in 2008
-Gas heating
-Energy efficiency (demand certificate): G / 233 kWh/m²a (the real energy consumption averages 15,800 kWh/year over the last 5 years, which corresponds to 136 kWh/m²a (E))

-Spacious, detached family home with approx. 95 m² of living space
-garden with 831 m² and own water access/canal plot
-2 storeys and basement
-3 rooms, kitchen, one shower & bath, 2 guest WCs
-Basement (33 m² usable area): 1 room, heating and laundry room, sauna room
-EG (52 ²): Entrance area, dining room, 1 shower/bathroom with bidet, 1 guest WC with urinal, kitchen and dining area
-1st floor (43 m²): Guest WC, bedroom, spacious living room, small office area
-Underfloor heating on the ground floor, radiators on the upper floor
High-quality floor coverings (tiles)
-Solid oak fitted kitchen remains in the house
-Triple-glazed oak wood windows, electric aluminum exterior blinds on all windows
-Winter garden with view into the garden at the house
-Fully fenced garden with well for watering the garden, small garden shed and covered terrace
-closed carport with 1 parking space and plenty of storage space with electric gate
-Connection to city water and sewage system, well for garden water available
-Glass fiber expansion in Rangsdorf is planned
Rangsdorf is located in the Berlin commuter belt with good rail connections to Berlin, the village is characterized by a high forest population and the cul-de-sac location
-The property is located in a quiet residential area in the "Klein Venedig" district, slightly to the rear (hammer plot), the district is characterized by the canals and bridges and the proximity to the lake
-the property has its own water access to the canal with a connection to Lake Rangsdorf

Building measures:
-1936 construction
-2004-2008 core renovation: new electrics, new water pipes & sewage pipes, new windows, new flooring & wall coverings, moisture barrier in the masonry, cellar insulation from the outside and cellar floor, new heating system & underfloor heating and radiators, new bathrooms & sanitary facilities, new fitted kitchen, installation of a new staircase
-2020 Extension to conservatory

-Lake Rangsdorf can be reached on foot in approx. 10 minutes
-all important things like supermarkets, doctors, train station etc. can be found in the village
-the A10-Center, a large shopping center, is approx. 15 km away
-the city limits of Berlin can be reached in approx. 15 min / 12 km
-the highway connection A10 can be reached in approx. 5 min / 4 km