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Heating / Air Conditioning

Learn how to find the optimal heating and cooling for your home – for comfortable temperatures and more energy efficiency in everyday life!

Install air conditioning pipes under plaster?

4 Stern(e)
3 Voting

2024-07-14 09:21:22

Answers: 2

Using rainwater and treated water for brine water heat pump

4.5 Stern(e)
5 Voting

2021-10-16 08:05:20

Answers: 5

Air supply chimney stove base plate pipe

4.5 Stern(e)
4 Voting

2024-07-10 18:55:17

Answers: 5

How to efficiently plan heating for a new building?

4.5 Stern(e)
4 Voting

2024-06-22 13:13:31

Answers: 28

Wall heating ATHE F-module - experiences?

4.5 Stern(e)
4 Voting

2024-06-20 13:24:51

Answers: 0

Multi-split air conditioning system for 100-year-old historic building for heating

4.5 Stern(e)
6 Voting

2024-06-01 08:17:33

Answers: 1

Retrofitting air conditioning in the Strenger Baustolz house

4.5 Stern(e)
5 Voting

2024-05-31 10:44:57

Answers: 3

Heating system replacement for renovated old semi-detached house previously gas

4.5 Stern(e)
3 Voting

2024-05-30 23:33:29

Answers: 5

Retrofitting underfloor heating - decision support

4.5 Stern(e)
4 Voting

2024-05-29 00:55:44

Answers: 3

Heat pump for new single-family house efficiency house 55

4.5 Stern(e)
5 Voting

2023-10-01 14:51:05

Answers: 12

Reduction of rattling noise in heating

4.5 Stern(e)
6 Voting

2024-05-14 07:07:04

Answers: 3

Heat pump design software for BLW NEO by Brötje

4 Stern(e)
5 Voting

2024-05-08 10:26:08

Answers: 7

Retrofitting an enthalpy exchanger yourself - experience reports?

4.5 Stern(e)
3 Voting

2024-04-22 10:25:33

Answers: 8

Heat pump: Hot water with potable water storage or instantaneous water heater?

4.5 Stern(e)
4 Voting

2024-04-17 17:48:55

Answers: 6

The heater whistles very loudly depending on the thermostat setting

4.5 Stern(e)
4 Voting

2024-04-15 13:42:19

Answers: 2

Is heating in the basement sensible or necessary?

4.5 Stern(e)
5 Voting

2016-10-25 14:37:57

Answers: 9

Other heating system changed after the heating load calculation was created

4.5 Stern(e)
3 Voting

2024-04-02 16:56:17

Answers: 11

Screed with contact to RFB and wall?

5 Stern(e)
6 Voting

2024-03-31 15:55:32

Answers: 4

3x buffer tanks - number of heat exchangers & domestic water?

5 Stern(e)
4 Voting

2024-03-28 16:38:22

Answers: 5

Heating very loud - experiences?

5 Stern(e)
4 Voting

2024-03-22 19:30:31

Answers: 2

Heating for hobby room - basement

5 Stern(e)
4 Voting

2024-03-12 14:41:28

Answers: 22

Differences between Viessmann heating rod & No Name?

5 Stern(e)
4 Voting

2024-03-16 14:45:43

Answers: 0

The temperature in the rooms does not meet our needs

4.5 Stern(e)
7 Voting

2024-03-03 21:03:16

Answers: 19

Is decentralized ventilation with cross-counterflow heat exchanger still relevant?

4.5 Stern(e)
5 Voting

2024-03-11 11:21:28

Answers: 3

Is a split air conditioner sufficient for 3 rooms?

5 Stern(e)
4 Voting

2024-03-06 10:24:00

Answers: 5

Is the ventilation system contaminated with germs?

4.5 Stern(e)
3 Voting

2024-02-27 18:25:28

Answers: 9

Freshwater station with strongly fluctuating hot water temperature

4 Stern(e)
5 Voting

2024-01-15 00:14:24

Answers: 3

Installing underfloor heating in an apartment (from the 60s). Good idea?

4.5 Stern(e)
5 Voting

2024-02-20 09:24:58

Answers: 5

Make HKV adjustable and keep an eye on power consumption

4.5 Stern(e)
5 Voting

2024-02-12 20:27:08

Answers: 9

Is ceiling heating possible as an acoustic ceiling?

4.5 Stern(e)
4 Voting

2024-02-04 18:21:40

Answers: 13

Use the ERR cable for other purposes

5 Stern(e)
5 Voting

2024-02-02 16:03:09

Answers: 13

Cold local heating network new development area connection line

5 Stern(e)
4 Voting

2024-01-26 10:27:54

Answers: 3

Heating surfaces for a room with significantly increased heating load

4.5 Stern(e)
5 Voting

2024-01-27 09:17:01

Answers: 12

Flush-mounted or plasterable access doors for chimney pipes

4.5 Stern(e)
4 Voting

2024-01-25 12:45:58

Answers: 0

Complement gas heating with wood gasifiers, water-bearing fireplaces, and solar energy

4.5 Stern(e)
5 Voting

2024-01-20 13:08:06

Answers: 13

Retrofit underfloor heating in the bathroom during renovation

4.5 Stern(e)
3 Voting

2024-01-19 15:20:10

Answers: 2

Ventilation combined with underfloor heating in new buildings?

4.5 Stern(e)
6 Voting

2024-01-16 22:30:42

Answers: 2

Adjust underfloor heating - defective?

4.5 Stern(e)
6 Voting

2024-01-12 17:54:00

Answers: 13

IDM iPump 2-8 Optimization / Adjustment

5 Stern(e)
5 Voting

2024-01-12 19:41:34

Answers: 19

Questions about hydraulic balancing

4.5 Stern(e)
4 Voting

2024-01-11 09:51:03

Answers: 4

Have underfloor heating installed beneath existing floorboards

4.5 Stern(e)
4 Voting

2023-12-30 13:00:24

Answers: 4

COB-20 coughs/bangs/puffs after maintenance

4 Stern(e)
5 Voting

2023-12-31 13:10:39

Answers: 2

Cap for dismantled radiator

4.5 Stern(e)
4 Voting

2023-12-27 15:12:46

Answers: 5

Reduce/optimize the consumption of a ground source heat pump (GSHP)?

4.5 Stern(e)
5 Voting

2023-12-22 08:08:29

Answers: 1

Heating the construction site in winter

4.5 Stern(e)
5 Voting

2023-12-08 21:37:33

Answers: 4

Heating solution for attic conversion

4.5 Stern(e)
4 Voting

2023-12-09 14:58:59

Answers: 1

Is the prohibition of other heat sources in district heating lawful?

4.5 Stern(e)
5 Voting

2023-12-06 14:42:04

Answers: 11

Which heating system is suitable for a hostel in Salzburg?

4 Stern(e)
6 Voting

2023-12-07 11:21:12

Answers: 2

Buderus Logamax heating problems

4 Stern(e)
3 Voting

2023-12-06 16:31:23

Answers: 0

Can a new heating system cause noise in the apartment?

4 Stern(e)
5 Voting

2023-12-02 22:32:43

Answers: 7

Nibe F750 10 years old and defective

4.5 Stern(e)
6 Voting

2023-11-30 10:07:25

Answers: 1

Pellet stove off - water cold - emergency system?

4.5 Stern(e)
4 Voting

2023-11-29 14:46:17

Answers: 1

Split air conditioner ON or OFF during ventilation

5 Stern(e)
5 Voting

2023-11-28 17:13:08

Answers: 1

Setting flow temperature for gas heating in old building

4.5 Stern(e)
3 Voting

2023-11-20 16:03:11

Answers: 4

Multi split air conditioner in a single-family house

4.5 Stern(e)
5 Voting

2023-11-22 14:28:38

Answers: 5

Turn on the underfloor heating at the controller

5 Stern(e)
5 Voting

2023-11-12 22:53:37

Answers: 21

Hydraulic short circuit? Return flow of radiator upstairs warmer than supply flow

4.5 Stern(e)
4 Voting

2023-11-18 18:45:59

Answers: 8

Achievable minimum temperature according to KfW55 standard

5 Stern(e)
4 Voting

2023-11-17 10:14:45

Answers: 11

Experiences with local heating/district heating in new buildings in connection with photovoltaics

5 Stern(e)
5 Voting

2023-11-10 20:08:44

Answers: 0

Underfloor heating with individual room control very bad?

4.5 Stern(e)
3 Voting

2023-11-10 15:18:17

Answers: 1

Very high humidity in all rooms

4.5 Stern(e)
7 Voting

2023-11-03 20:46:22

Answers: 50

Looking for a ventilation device to reduce humidity in winter

5 Stern(e)
5 Voting

2023-11-02 14:04:59

Answers: 6

Definition "Outside temperature" - average over several days?

4.5 Stern(e)
5 Voting

2023-10-27 10:53:01

Answers: 3

Heating concept for new buildings - heat pump vs. masonry heater?

4.5 Stern(e)
7 Voting

2023-10-23 21:39:19

Answers: 18

Conversion of electric heating - cost estimation?

4.5 Stern(e)
7 Voting

2023-10-26 10:04:34

Answers: 10

Check circulation pump... What needs to be shut off?

5 Stern(e)
5 Voting

2023-10-24 17:37:37

Answers: 2

Air conditioning outdoor unit on wooden facade?

4.5 Stern(e)
5 Voting

2023-06-16 02:58:58

Answers: 4

Experiences with infrared heaters

5 Stern(e)
4 Voting

2022-02-10 11:10:04

Answers: 45

Electric surface heating (Thermoheld) in KFW 40 bungalow with 80 sqm

5 Stern(e)
6 Voting

2023-10-01 13:42:04

Answers: 20

Draining climate split condensate in KfW55 new building

4.5 Stern(e)
5 Voting

2023-10-20 16:49:33

Answers: 0

System diagram with buffer and solar thermal

4.5 Stern(e)
5 Voting

2023-10-11 22:16:16

Answers: 1

Controlled Residential Ventilation Vallox ValloPlus 350MV - Experiences, Manual?

4.5 Stern(e)
3 Voting

2023-10-08 08:12:55

Answers: 10

Heat pump capacity and buffer tank size(s) for new build single-family house

4.5 Stern(e)
6 Voting

2023-09-25 20:45:40

Answers: 13

Mounting of the controlled residential ventilation ducts in the flat distributor

4.5 Stern(e)
4 Voting

2023-09-26 15:17:08

Answers: 16

Cooling via underfloor heating with brine heat pump

4.5 Stern(e)
4 Voting

2015-04-30 11:27:47

Answers: 45

Basic info radiator replacement old building

4.5 Stern(e)
4 Voting

2023-07-12 13:57:10

Answers: 14

Is the size of the house connection room sufficient?

4.5 Stern(e)
4 Voting

2023-09-12 20:58:57

Answers: 16

Adapter for black pipe/steel pipe

5 Stern(e)
5 Voting

2023-09-11 13:31:32

Answers: 0

Why does the compressor of the air-water heat pump operate despite solar thermal (temperature 140°C)?

4.5 Stern(e)
3 Voting

2023-09-09 14:59:38

Answers: 1

Decommission Spartec heat pump

5 Stern(e)
5 Voting

2023-09-09 11:00:11

Answers: 2

Sealing of stainless steel chimney outlet

4.5 Stern(e)
3 Voting

2023-09-07 07:59:45

Answers: 0

Experience with KFW55 solid + gas + 5 sqm solar

5 Stern(e)
8 Voting

2017-05-01 20:11:50

Answers: 37

Use the infrared heater in the kitchen also as a "splash guard"

4.5 Stern(e)
5 Voting

2023-08-16 16:15:33

Answers: 0

Combination of split air conditioner, gas, solar

4.5 Stern(e)
6 Voting

2022-05-22 20:10:48

Answers: 12

Different Heating Concepts Compared

5 Stern(e)
10 Voting

2023-08-03 22:25:47

Answers: 66

Floor structure in water-based dry construction underfloor heating

4.5 Stern(e)
4 Voting

2023-07-31 09:43:08

Answers: 0

4.5 Stern(e)
3 Voting

2023-07-18 20:50:28

Answers: 0

Which storage/drinking water heating is used in district heating?

4.5 Stern(e)
3 Voting

2023-07-15 08:18:44

Answers: 9

Is an air heat pump usable for basement cooling?

4.5 Stern(e)
4 Voting

2023-07-14 17:47:56

Answers: 2

Heating for bungalow with 2 residential units

4.5 Stern(e)
3 Voting

2023-06-30 11:34:13

Answers: 11

Replacement of oil heating system with heat pump

4 Stern(e)
4 Voting

2023-06-30 21:00:53

Answers: 0

Correctly connect the external air supply to the wood-burning stove

5 Stern(e)
4 Voting

2023-06-28 14:14:23

Answers: 7

Controlled residential ventilation planning / installation as own work

4 Stern(e)
5 Voting

2023-06-28 12:57:36

Answers: 4

Heat pump, water storage tank, instantaneous water heater, wfK, underfloor heating, heating and cooling

4.5 Stern(e)
5 Voting

2023-06-20 14:37:57

Answers: 12

Single room ventilation and cooling

5 Stern(e)
6 Voting

2023-06-26 10:55:04

Answers: 4

Can a multisplit outdoor unit be hung on roof beams?

4.5 Stern(e)
4 Voting

2023-06-11 22:29:15

Answers: 2

Replacement heating pump / high-efficiency gas heating pump

5 Stern(e)
5 Voting

2023-06-14 13:31:52

Answers: 6

Meaningful integration of underfloor heating/RTLs

4.5 Stern(e)
3 Voting

2023-06-19 20:15:04

Answers: 1

Heat pump and household electricity all through one meter

5 Stern(e)
4 Voting

2023-06-08 12:11:08

Answers: 25

Air conditioning new building experiences?

4.5 Stern(e)
7 Voting

2022-06-11 11:07:35

Answers: 52