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Heat Pumps / Ventilation Systems

Discover how to save energy with heat pumps and ventilation systems and create a healthy indoor climate – learn what to watch out for when choosing and installing!

Controlled residential ventilation - Is stage 7 out of 9 an acceptable design?

4.5 Stern(e)
3 Voting

2018-01-03 21:30:47

Answers: 22

Condensation and mold on the supply air duct - What to do?

4.5 Stern(e)
5 Voting

2018-01-27 18:16:56

Answers: 11

Is centralized controlled ventilation common in the kitchen area?

4.5 Stern(e)
3 Voting

2019-05-22 11:30:21

Answers: 6

Please evaluate my controlled residential ventilation planning

4.5 Stern(e)
6 Voting

2019-02-21 09:50:50

Answers: 6

Avent ventilation device AP Pluggit

4.5 Stern(e)
6 Voting

2019-05-14 15:58:40

Answers: 1

Exhaust / ventilation for technical room

5 Stern(e)
4 Voting

2019-04-23 09:15:57

Answers: 5

Exhaust air heat pump vs air-to-water heat pump + photovoltaic experiences?

4 Stern(e)
3 Voting

2019-04-17 15:15:08

Answers: 8

BAFA innovation funding air heat pump

4.5 Stern(e)
8 Voting

2019-03-20 10:45:25

Answers: 43

Fireplace control / Pressure switch for shutdown Controlled residential ventilation

4.5 Stern(e)
4 Voting

2019-03-25 20:57:23

Answers: 16

Offer for Pluggit KWL - Heat Recovery

5 Stern(e)
4 Voting

2018-12-11 20:39:56

Answers: 14

Electricity consumption air-to-water heat pump

5 Stern(e)
4 Voting

2018-11-20 16:31:43

Answers: 20

Ceiling suddenly too small for controlled residential ventilation!

4 Stern(e)
3 Voting

2019-02-24 08:51:43

Answers: 54

Recommendation: Controlled residential ventilation with horizontal installation

4 Stern(e)
6 Voting

2019-03-24 22:18:43

Answers: 5

Ventilation elements Zuroh 100 / Zuroh 110

5 Stern(e)
4 Voting

2019-03-13 08:38:57

Answers: 2

Central ventilation system / also in the basement room?

4.5 Stern(e)
3 Voting

2019-02-19 18:00:22

Answers: 18

Sewage smell / Ventilation system

5 Stern(e)
5 Voting

2018-11-19 07:24:50

Answers: 16

Just no Hoval RS 250

4.5 Stern(e)
4 Voting

2011-03-25 20:52:20

Answers: 17

Foggy windows despite ventilation system

4.5 Stern(e)
4 Voting

2019-01-21 16:02:37

Answers: 49

Controlled residential ventilation system - maximum duct lengths - consequences?

4.5 Stern(e)
3 Voting

2019-02-11 10:33:35

Answers: 14

Cleaning of ventilation ducts in ventilation systems

4.5 Stern(e)
4 Voting

2018-10-21 16:49:03

Answers: 89

Blown-in air smells like musty plastic

5 Stern(e)
5 Voting

2019-01-23 20:18:56

Answers: 6

Controlled residential ventilation with heat recovery instead of solar thermal energy?

4.5 Stern(e)
4 Voting

2018-06-06 01:41:01

Answers: 30

Tips and Tricks for Controlled Residential Ventilation Systems

5 Stern(e)
4 Voting

2018-12-27 16:16:07

Answers: 18

Planning / Design of a Controlled Residential Ventilation System - Maximum Pipe Lengths

4 Stern(e)
5 Voting

2018-12-16 21:12:50

Answers: 12

Is the offer for controlled residential ventilation with heat recovery justified?

4.5 Stern(e)
5 Voting

2018-12-17 10:10:06

Answers: 9

Interpretation of heat pump - correctly sized or not

4.5 Stern(e)
3 Voting

2012-03-20 20:41:23

Answers: 9

Controlled residential ventilation - filter directly in exhaust valves

4.5 Stern(e)
4 Voting

2018-11-14 08:45:45

Answers: 11

Controlled residential ventilation Dry air - is a humidifier the right solution?

4 Stern(e)
3 Voting

2018-01-21 09:43:31

Answers: 31

Decision Controlled Residential Ventilation: Helios EC 300 W R vs. HomeVent comfort FR 301

4.5 Stern(e)
4 Voting

2018-07-04 21:50:33

Answers: 12

Planning central ventilation system with heat recovery, okay?

4 Stern(e)
9 Voting

2018-08-10 16:17:52

Answers: 13

Installation location of central ventilation unit

4.5 Stern(e)
6 Voting

2018-10-15 21:14:44

Answers: 13

Integrate cooling into controlled residential ventilation or have air conditioning separate?

5 Stern(e)
5 Voting

2018-10-09 22:13:39

Answers: 14

Sound-insulated overflow elements for wall installation (controlled residential ventilation)

5 Stern(e)
4 Voting

2018-03-05 07:31:05

Answers: 15

Controlled residential ventilation, exhaust air, pantry with sliding door

5 Stern(e)
3 Voting

2018-08-14 18:34:11

Answers: 1

Integrated window ventilation: Choose passive or active system?

5 Stern(e)
4 Voting

2018-07-28 12:29:29

Answers: 3

New construction: Choose a ventilation system or integrated window ventilation?

4.5 Stern(e)
3 Voting

2018-07-28 10:21:59

Answers: 3

Preheater necessary - or rather enthalpy exchanger?

4.5 Stern(e)
5 Voting

2018-07-20 07:32:11

Answers: 5

Control of ventilation systems in single-family houses

4.5 Stern(e)
4 Voting

2018-06-22 11:47:28

Answers: 9

Operation and control of controlled residential ventilation in a single-family house

5 Stern(e)
4 Voting

2018-06-08 13:59:54

Answers: 3

Controlled residential ventilation in insulated attic or basement?

4.5 Stern(e)
3 Voting

2018-06-12 08:59:06

Answers: 1

Controlled Residential Ventilation Single-Family House - Planning and Design Helios Easyplan

4.5 Stern(e)
3 Voting

2018-03-01 09:28:15

Answers: 34

Which ventilation system for old building renovation

4.5 Stern(e)
4 Voting

2018-05-05 09:58:39

Answers: 2

Controlled residential ventilation - What should be considered when purchasing?

5 Stern(e)
6 Voting

2018-02-13 16:38:17

Answers: 30

Ventilation system - air distribution box accessible

4.5 Stern(e)
5 Voting

2018-04-26 13:17:43

Answers: 1

Is a combi wall connection for suction and exhaust sensible?

4.5 Stern(e)
4 Voting

2018-04-17 10:17:44

Answers: 2

Controlled residential ventilation: Is an air gap under the doors required?

4.5 Stern(e)
4 Voting

2016-03-03 13:57:06

Answers: 27

Mounting Blauberg decentralized fan - Which mounting foam?

5 Stern(e)
4 Voting

2018-01-28 18:02:31

Answers: 2

Moisture in the ventilation unit with rotary heat exchanger

5 Stern(e)
4 Voting

2018-03-05 13:48:01

Answers: 1

Very special residential ventilation needed for old buildings

4.5 Stern(e)
5 Voting

2018-02-23 06:42:24

Answers: 6

Central or decentralized ventilation system - Who has experience?

4.5 Stern(e)
6 Voting

2018-02-26 10:48:28

Answers: 42

Heater savings: up to 95% heat recovery reliably calculable?

5 Stern(e)
3 Voting

2018-02-25 20:52:01

Answers: 9

Which ventilation system from the offer is recommended?

4.5 Stern(e)
3 Voting

2018-02-24 07:37:38

Answers: 8

Controlled residential ventilation in winter, dry air, what can be done about it

5 Stern(e)
4 Voting

2018-02-12 09:19:45

Answers: 29

Controlled residential ventilation or photovoltaic system? Seeking decision support, pros and cons

4.5 Stern(e)
3 Voting

2018-02-08 13:08:19

Answers: 18

Ventilation and exhaust with moisture recovery?

4.5 Stern(e)
5 Voting

2018-02-05 20:42:18

Answers: 13

About passive houses and plastic bags and styrofoam fur

5 Stern(e)
4 Voting

2018-01-26 22:22:29

Answers: 107

Heat pump - Is it only worthwhile with KfW55 insulation?

4.5 Stern(e)
3 Voting

2018-01-20 20:41:19

Answers: 9

Controlled residential ventilation system - decision support

5 Stern(e)
4 Voting

2017-10-22 11:14:11

Answers: 31

Decision for a heat pump heating system

4.5 Stern(e)
4 Voting

2018-01-09 09:30:17

Answers: 2

Is nighttime lowering of the heat pump sensible?

4.5 Stern(e)
4 Voting

2018-01-11 13:45:01

Answers: 13

Controlled residential ventilation exhaust outlet is planned in the light shaft. Does this cause problems?

4.5 Stern(e)
4 Voting

2018-01-11 12:13:04

Answers: 1

General assessment of the ventilation concept

4.5 Stern(e)
4 Voting

2017-01-20 10:31:23

Answers: 3

Ventilation system - General questions about ventilation and maintenance

4 Stern(e)
7 Voting

2018-01-14 17:06:25

Answers: 3

Canopy over the ventilation outlet from the house - any suggestions?

4.5 Stern(e)
5 Voting

2018-01-05 00:50:26

Answers: 7

Nilan ventilation system with controlled heat recovery

5 Stern(e)
5 Voting

2017-12-30 23:32:31

Answers: 29

Ventilation system from Pluggit - problems with too dry air

4.5 Stern(e)
5 Voting

2015-12-18 11:01:51

Answers: 17

Heating system new construction (heat pump + stove + solar)

4 Stern(e)
3 Voting

2017-12-24 08:58:20

Answers: 35

Combination unit ventilation / heat pump or separate units

4.5 Stern(e)
3 Voting

2017-12-10 16:57:50

Answers: 6

Where should I reasonably install supply and exhaust air ducts in this room?

4 Stern(e)
3 Voting

2017-12-08 01:56:31

Answers: 1

How many cubic meters per hour do I need for good indoor air quality?

4.5 Stern(e)
6 Voting

2017-12-17 15:45:15

Answers: 17

Distribution system (supply air + exhaust air) in the upper floor floor

4.5 Stern(e)
3 Voting

2017-12-15 17:52:57

Answers: 12

Air volume design - is floor-by-floor balancing necessary?

5 Stern(e)
4 Voting

2017-12-04 21:18:12

Answers: 3

Heat exchanger for recording studio - Need advice

4.5 Stern(e)
3 Voting

2017-11-28 11:07:02

Answers: 7

Ventilation system with heat recovery, installation location temperature

5 Stern(e)
5 Voting

2017-11-24 11:54:25

Answers: 11

Comparison tests of various central controlled residential ventilation systems + additional questions

5 Stern(e)
5 Voting

2017-11-01 17:46:10

Answers: 26

Experience with zeolite = gas heat pump?

4.5 Stern(e)
4 Voting

2015-09-27 22:39:55

Answers: 9

Forgetting ventilation in an energy-efficient house

4.5 Stern(e)
4 Voting

2017-10-15 19:28:01

Answers: 5

Ventilation: central or decentralized?

5 Stern(e)
5 Voting

2017-11-05 16:16:56

Answers: 27

Helios Ventilation System Controlled Residential Ventilation - Settings

4.5 Stern(e)
5 Voting

2017-11-01 10:14:48

Answers: 0

Experience values for the sound level in dB_A of a central controlled residential ventilation system

5 Stern(e)
4 Voting

2017-08-15 20:49:56

Answers: 14

Ventilation / Dehumidification of Living Spaces with Greywater Heat Pump

4.5 Stern(e)
3 Voting

2017-10-16 02:11:32

Answers: 6

Speed of your Helios controlled residential ventilation

4.5 Stern(e)
5 Voting

2017-09-16 14:26:50

Answers: 4

decommissioned chimney for controlled residential ventilation in old buildings

4.5 Stern(e)
5 Voting

2017-10-24 22:16:44

Answers: 0

Heat pump underdimensioned for a 6-family house?

4.5 Stern(e)
4 Voting

2017-10-07 16:17:53

Answers: 12

Air-water heat pump functional heating - Is this heating system prone to issues?

4.5 Stern(e)
4 Voting

2017-10-20 14:59:58

Answers: 4

Core drilling through masonry for a ventilator with which device?

4.5 Stern(e)
5 Voting

2017-10-19 16:34:54

Answers: 3

Heating of the supply air in the pipe

4.5 Stern(e)
4 Voting

2017-10-02 03:25:38

Answers: 16

Heat pump flow temperature experiences?

4.5 Stern(e)
5 Voting

2017-10-10 09:13:01

Answers: 13

Ventilation system CO² [ppm] in your rooms

4 Stern(e)
4 Voting

2017-09-19 08:23:25

Answers: 27

Comfort: Air/Water Heat Pump vs. Air/Air Heat Pump

4.5 Stern(e)
3 Voting

2017-08-26 15:42:07

Answers: 13

Rusting ventilation system - Rust on housing

5 Stern(e)
5 Voting

2017-10-04 18:17:42

Answers: 1

Positioning of the ventilation system

5 Stern(e)
4 Voting

2017-09-21 22:55:01

Answers: 3

Rotary heat exchanger and hygiene

4.5 Stern(e)
3 Voting

2017-09-21 23:12:06

Answers: 5

Bafa innovation funding for heat pump possibly too late - what now?

4.5 Stern(e)
6 Voting

2016-10-14 23:33:38

Answers: 15

Ventilation pipes in the wooden house directly on the wooden ceiling

4.5 Stern(e)
9 Voting

2017-03-06 12:27:27

Answers: 3

Pros and Cons of Ventilation and Exhaust Systems

4.5 Stern(e)
6 Voting

2013-11-20 10:45:46

Answers: 134

Position and implementation of ventilation inlets and outlets

5 Stern(e)
3 Voting

2017-09-05 15:42:14

Answers: 7

Annual electricity consumption for the heat pump

5 Stern(e)
3 Voting

2017-08-28 20:00:36

Answers: 7

Recommendations for air-water heat pump with integrated central ventilation

4 Stern(e)
5 Voting

2017-08-31 09:09:39

Answers: 11

Natural gas or air-water heat pump

4.5 Stern(e)
5 Voting

2017-08-19 20:32:25

Answers: 14