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Photovoltaic

Find out how to generate your own electricity with photovoltaics – learn what to pay attention to during planning, installation, and operation!

Photovoltaics with later battery retrofit, what do I need?

4.5 Stern(e)
5 Voting

2021-09-28 20:12:48

Answers: 8

Preparation of photovoltaic system - placement of passage tiles with empty conduit

4.5 Stern(e)
5 Voting

2021-09-27 12:02:17

Answers: 1

Looking for a new construction guide for photovoltaic system

4.5 Stern(e)
3 Voting

2021-09-22 12:50:02

Answers: 3

Your actual photovoltaic system (experience)?

4.5 Stern(e)
3 Voting

2021-09-15 10:42:07

Answers: 7

Photovoltaic system at the multi-family house. 100% approval from the homeowners' association?

5 Stern(e)
5 Voting

2021-09-02 16:31:44

Answers: 27

Choosing the wallbox for the new building

5 Stern(e)
10 Voting

2021-05-07 07:24:50

Answers: 21

Calculation of a photovoltaic system regarding economic efficiency

5 Stern(e)
3 Voting

2021-08-17 13:01:59

Answers: 11

Photovoltaic system on flat roof / loads?

4.5 Stern(e)
7 Voting

2021-07-22 19:33:30

Answers: 6

Cost of photovoltaics with storage

5 Stern(e)
9 Voting

2021-06-27 19:20:50

Answers: 120

Commission the photovoltaic system and charge the electric car.

4.5 Stern(e)
6 Voting

2021-07-08 09:37:30

Answers: 47

Advantages and disadvantages of hobby photovoltaic systems

5 Stern(e)
4 Voting

2021-07-05 09:35:50

Answers: 5

Tax benefits from photovoltaic systems?

5 Stern(e)
5 Voting

2021-02-21 16:50:10

Answers: 11

Photovoltaic system, which provider or manufacturer?

4 Stern(e)
5 Voting

2021-06-17 13:21:26

Answers: 3

KfW 40+ funding with photovoltaic and ventilation system

4.5 Stern(e)
6 Voting

2021-03-30 04:39:59

Answers: 8

New carport: 2x heavy current, dimension empty conduit for photovoltaics?

4.5 Stern(e)
3 Voting

2021-02-10 08:10:44

Answers: 10

Photovoltaic systems yield experiences?

5 Stern(e)
6 Voting

2021-01-17 22:58:06

Answers: 22

Photovoltaic regulation due to incentives

4.5 Stern(e)
3 Voting

2021-01-19 21:45:26

Answers: 6

Solar Thermal vs. Photovoltaics

4.5 Stern(e)
9 Voting

2020-12-23 08:40:33

Answers: 13

Install photovoltaic power storage yes or no?

5 Stern(e)
12 Voting

2020-12-02 17:42:05

Answers: 53

Combination of air-to-air heat pump, air-to-water heat pump, solar thermal and photovoltaic system with storage

4.5 Stern(e)
4 Voting

2020-09-29 14:57:13

Answers: 20

Lower Saxony subsidizes photovoltaic storage

4.5 Stern(e)
7 Voting

2020-10-28 20:50:34

Answers: 20

Photovoltaics - Questions about Tax/Business

4.5 Stern(e)
9 Voting

2019-09-05 16:44:26

Answers: 78

Photovoltaic system orientation

4.5 Stern(e)
3 Voting

2020-03-17 09:21:06

Answers: 15

Photovoltaics and heat pump - meter confusion and cost issue

4.5 Stern(e)
5 Voting

2020-07-17 20:29:04

Answers: 12

Connecting a hot water heat pump with a photovoltaic system

5 Stern(e)
5 Voting

2020-07-18 03:51:26

Answers: 6

Air-water heat pump with solar thermal or photovoltaic?

4.5 Stern(e)
5 Voting

2020-07-14 09:34:46

Answers: 6

Solar thermal or photovoltaic with a gas heating system

4 Stern(e)
5 Voting

2020-07-04 01:53:58

Answers: 4

Preparation for future photovoltaic?

4 Stern(e)
16 Voting

2019-09-09 19:45:01

Answers: 39

Photovoltaic system: How many kWp are enough for a house?

5 Stern(e)
5 Voting

2020-03-19 09:10:33

Answers: 80

Heat pump + photovoltaic system with or without storage

4.5 Stern(e)
4 Voting

2020-04-04 23:29:16

Answers: 11

Collaboration of air-water heat pump, photovoltaic system, and storage

4.5 Stern(e)
8 Voting

2019-12-29 23:12:42

Answers: 38

Photovoltaic system + storage with or without cloud tariff

4.5 Stern(e)
7 Voting

2020-03-10 21:06:32

Answers: 13

Which heat pump and photovoltaic system to choose?

4.5 Stern(e)
4 Voting

2020-04-28 20:42:10

Answers: 2

Commissioning of 9.3 kWp system combined with air-to-water heat pump and controlled residential ventilation

4.5 Stern(e)
5 Voting

2020-03-22 12:43:56

Answers: 10

Heat pump BAFA funding and photovoltaic

5 Stern(e)
4 Voting

2020-03-06 20:17:21

Answers: 3

Is a photovoltaic system also sensible in the West or East?

4 Stern(e)
10 Voting

2020-01-05 18:42:19

Answers: 78

New construction: Air heat pump & photovoltaic system combinable?

4 Stern(e)
8 Voting

2020-01-29 21:28:21

Answers: 7

Which empty conduit is suitable for photovoltaics

4.5 Stern(e)
5 Voting

2020-01-07 13:41:33

Answers: 13

Photovoltaic system with post-storage ovens

4.5 Stern(e)
5 Voting

2019-12-18 20:10:13

Answers: 12

Is there still a need for a solar system at all with air-water heat pumps and photovoltaics?

4.5 Stern(e)
8 Voting

2019-12-16 13:08:55

Answers: 24

Gas with solar thermal or heat pump? And possibly photovoltaics?

4 Stern(e)
8 Voting

2019-10-18 14:23:58

Answers: 13

Experiences with photovoltaics in a house with five residential units?

4.5 Stern(e)
6 Voting

2019-12-08 12:42:32

Answers: 18

Photovoltaic system that covers its monthly costs by itself and amortizes

4.5 Stern(e)
6 Voting

2019-11-19 07:35:09

Answers: 41

Assessment of photovoltaic system, dimensioning

4 Stern(e)
9 Voting

2019-11-07 21:55:56

Answers: 16

Comparison of photovoltaic system offers

4 Stern(e)
7 Voting

2019-09-04 17:58:01

Answers: 9

Photovoltaic system: Advantages and disadvantages, experiences, worthwhile?

4 Stern(e)
14 Voting

2014-07-09 11:42:06

Answers: 133

Photovoltaics purchased with an existing house - what should be done?

5 Stern(e)
4 Voting

2019-08-21 08:33:17

Answers: 2

Ventilation bricks cause problems regarding photovoltaics - any experiences?

4 Stern(e)
7 Voting

2019-06-21 22:19:31

Answers: 11

Photovoltaic system – is it worth it?

4.5 Stern(e)
5 Voting

2019-01-26 13:42:48

Answers: 26

Photovoltaic system Your yield in the year 2018

5 Stern(e)
5 Voting

2019-01-04 11:17:06

Answers: 21

Photovoltaic system: Yield in bad weather

4 Stern(e)
5 Voting

2018-08-24 09:07:42

Answers: 15

Operating data of a 10 kWp system. Exchange of various data

4.5 Stern(e)
4 Voting

2018-02-25 21:25:11

Answers: 15

Photovoltaic system in new construction: Would you install one? Any experiences?

4.5 Stern(e)
4 Voting

2018-05-27 10:44:55

Answers: 31

Photovoltaic systems: What experience have you had?

4.5 Stern(e)
4 Voting

2018-05-09 15:26:50

Answers: 40

IN rooftop photovoltaic system in Chemnitz

4.5 Stern(e)
4 Voting

2018-04-15 14:24:53

Answers: 7

Depreciation, income tax, and hardship compensation

4.5 Stern(e)
3 Voting

2018-03-20 13:37:25

Answers: 5

Economics of Photovoltaics - My Findings - Is Something Missing?

4.5 Stern(e)
4 Voting

2018-03-05 10:31:32

Answers: 65

Photovoltaic shingles, instead of photovoltaic system

4.5 Stern(e)
4 Voting

2018-03-15 08:57:02

Answers: 5

Is it not possible to use a photovoltaic system with a battery autonomously?

4.5 Stern(e)
3 Voting

2018-03-11 11:13:34

Answers: 6

Photovoltaic planning - possible retrofitting of battery storage

4.5 Stern(e)
5 Voting

2018-02-12 10:04:53

Answers: 13

Expand photovoltaic system on garage later?

4.5 Stern(e)
3 Voting

2018-02-21 14:06:03

Answers: 9

Economic efficiency of a 10-kWp system vs. a 5-kWp system

4.5 Stern(e)
3 Voting

2018-02-19 12:03:45

Answers: 11

Prices of photovoltaic providers? Prices significantly more expensive than expected

4.5 Stern(e)
5 Voting

2018-02-21 10:32:32

Answers: 2

Photovoltaic system - What orientation on the roof?

4.5 Stern(e)
3 Voting

2018-02-20 12:26:20

Answers: 4

Photovoltaics on which side of the roof to install? Experiences?

4.5 Stern(e)
5 Voting

2018-02-20 10:13:11

Answers: 3

Solar for hot water/heating or better photovoltaic for electricity?

4.5 Stern(e)
3 Voting

2018-02-04 18:46:14

Answers: 21

Roof with photovoltaic or other investment, any experiences?

4.5 Stern(e)
5 Voting

2017-08-07 21:21:34

Answers: 19

New photovoltaic system with storage in single-family home - experiences

4.5 Stern(e)
5 Voting

2016-08-29 10:59:06

Answers: 39

Photovoltaic system - Where should the empty conduits run?

4.5 Stern(e)
5 Voting

2017-07-08 00:33:44

Answers: 1

Solar patio roof as an alternative to photovoltaic system?

4.5 Stern(e)
3 Voting

2017-06-10 13:00:19

Answers: 4

Photovoltaic system with storage and additional solar required?

5 Stern(e)
3 Voting

2017-06-10 08:39:03

Answers: 12

Photovoltaics initially without storage

4.5 Stern(e)
3 Voting

2017-03-02 09:49:21

Answers: 54

New construction preparation for future experiences

4.5 Stern(e)
3 Voting

2016-09-11 08:47:01

Answers: 16

Photovoltaics for self-consumption

5 Stern(e)
4 Voting

2017-01-23 20:08:51

Answers: 11

Preparation for photovoltaic or solar thermal with air-water heat pump

4.5 Stern(e)
5 Voting

2016-12-29 23:21:38

Answers: 18

Photovoltaic system or geothermal energy

4.5 Stern(e)
5 Voting

2016-12-17 12:09:36

Answers: 2

Introduction to Photovoltaics (New Construction)

4.5 Stern(e)
7 Voting

2016-11-22 18:22:27

Answers: 25

Can the photovoltaic conduit breakthrough through the roof already be made?

4.5 Stern(e)
9 Voting

2016-11-23 21:54:47

Answers: 6

Photovoltaic experts - Doing something good for our electricity consumption?!

4.5 Stern(e)
3 Voting

2016-11-14 21:46:08

Answers: 7

Natural gas + photovoltaics - Experiences with the Energy Saving Ordinance from 2016

5 Stern(e)
4 Voting

2016-09-20 09:26:41

Answers: 8

Operate heat pump autonomously with photovoltaic system.

4.5 Stern(e)
4 Voting

2015-12-18 19:51:17

Answers: 88

KfW 40+ and 10,000 Houses Program - Requirements for Photovoltaics?

5 Stern(e)
4 Voting

2016-03-18 08:04:32

Answers: 13

Photovoltaic storage - experiences? Tips?

4.5 Stern(e)
6 Voting

2016-07-08 12:13:11

Answers: 17

Photovoltaics on the roof as a second layer

4 Stern(e)
3 Voting

2016-05-30 00:47:44

Answers: 11

16.03.16: Start of photovoltaic assembly

4.5 Stern(e)
4 Voting

2016-03-16 10:51:22

Answers: 60

Credit for photovoltaic electricity towards primary energy demand

4.5 Stern(e)
5 Voting

2016-04-22 20:59:27

Answers: 4

Thermal Solar: Photovoltaic System for Hot Water Generation

4.5 Stern(e)
3 Voting

2016-04-07 21:29:07

Answers: 1

Photovoltaic + Battery - Which System - Experiences?

4 Stern(e)
5 Voting

2016-01-02 10:27:23

Answers: 17

Photovoltaic system new construction single-family house

5 Stern(e)
3 Voting

2016-02-09 21:05:20

Answers: 2

Photovoltaics and Building Biology

4.5 Stern(e)
5 Voting

2011-05-23 22:03:13

Answers: 6

Photovoltaic system: Self-consumption rate with battery and further questions

4.5 Stern(e)
3 Voting

2015-11-27 13:23:34

Answers: 27

Is natural stone heating in combination with a photovoltaic system reasonable?

4.5 Stern(e)
4 Voting

2012-09-29 18:18:21

Answers: 16

Solar / Photovoltaic from an economic perspective

4.5 Stern(e)
3 Voting

2015-10-13 18:36:51

Answers: 53

Is it worth it for me to install a photovoltaic system on the roof?

4.5 Stern(e)
4 Voting

2012-11-26 17:22:35

Answers: 7

Solar, photovoltaics with west orientation

4 Stern(e)
5 Voting

2015-09-18 10:18:28

Answers: 3

Photovoltaic systems our experiences with the prices

4.5 Stern(e)
4 Voting

2012-05-01 14:50:36

Answers: 6

Photovoltaics for hot water

4.5 Stern(e)
5 Voting

2015-07-02 12:49:32

Answers: 26

Photovoltaic system for hot water preparation and feed-in

4 Stern(e)
5 Voting

2015-06-03 12:22:49

Answers: 15

Photovoltaic roof system: complete feed-in, legal questions....

4 Stern(e)
5 Voting

2015-04-23 07:50:34

Answers: 3

Photovoltaic systems & storage systems *collective thread*

4 Stern(e)
3 Voting

2015-01-27 15:13:27

Answers: 21