ᐅ Building Services / Sustainable Construction

Discover how to make your home environmentally friendly, energy-efficient, and future-proof using modern building technology and sustainable construction methods!

DIN standard for sound insulation between open stairwell and apartment corridor?

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Teemoe86•8 Jun 2020 17:11

Answers: 4

tomtom79 • 9 Jun 2020 08:41

Air-to-air heat pump vs. air-to-water heat pump vs. trench ground collector – Differences

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Neubau2020•12 Dec 2019 10:33

Answers: 50

face26 • 8 Jun 2020 14:20

Energy Saving Regulation Data (Building Volume, etc.) Are Very High – Why?

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gumel81•27 May 2020 09:29

Answers: 10

face26 • 27 May 2020 12:32

Sound Insulation According to VDI Guideline 4100 & DIN 4109 in Prefabricated House Construction

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rainario1•3 May 2020 21:30

Answers: 49

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MayrCh • 14 May 2020 09:00

Drainage of Rainwater Accumulating in the Courtyard

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FloooKo•13 May 2020 16:05

Answers: 3

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FloooKo • 13 May 2020 16:41

Not all electrical cables were installed in conduit! What can be done?

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Franky73•10 May 2020 18:53

Answers: 20

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hanse987 • 11 May 2020 20:41

Energy Saving Regulation / Thermal Insulation Certification Offer

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Mürker13•28 Apr 2020 16:01

Answers: 17

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parcus • 4 May 2020 17:58

Blower Door Test (included as part of the contract with n50 value)

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rainario1•3 May 2020 14:49

Answers: 2

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rainario1 • 3 May 2020 19:28

Installing Electrical Wiring in the Ceiling – From Light Fixture to Switch

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quattro123•30 Apr 2020 08:51

Answers: 6

Vicky Pedia • 1 May 2020 22:38

Air gap beneath the collar tie

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Ulrike1969•31 Jul 2019 19:28

Answers: 3

lin0r87 • 1 May 2020 20:37

Can rainwater from a cistern also be used for laundry and toilet flushing?

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Andreas94•29 Apr 2020 08:09

Answers: 22

rick2018 • 30 Apr 2020 17:08

Foundation with ductile piles – Experiences

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Andraho•16 Mar 2020 12:10

Answers: 7

11ant • 28 Apr 2020 18:04

Is it advisable to connect the washing machine/dishwasher to the hot water supply?

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Specki•28 Apr 2020 14:30

Answers: 6

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T_im_Norden • 28 Apr 2020 16:40

Electric cable too small for multiple supply lines

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Doncook•26 Apr 2020 14:45

Answers: 11

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Doncook • 27 Apr 2020 16:09

Any experiences with online lighting consultations?

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annab377•30 Mar 2020 12:30

Answers: 13

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Aphrodithe • 25 Apr 2020 00:19

Exhaust methods for mechanical ventilation with heat recovery—are they all conducted through door gaps?

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annab377•23 Apr 2020 17:08

Answers: 9

Mycraft • 24 Apr 2020 09:52

Are additives in concrete avoidable?

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unser_schloss•22 Apr 2020 03:39

Answers: 20

Vicky Pedia • 23 Apr 2020 16:26

Series Wiring of Light Fixtures

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Aphrodithe•19 Apr 2020 17:29

Answers: 7

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Aphrodithe • 19 Apr 2020 18:24

Screw-on Transition Profiles for Vinyl Flooring Suitable for Underfloor Heating

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julianpe•17 Apr 2020 12:28

Answers: 4

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MayrCh • 17 Apr 2020 13:18

Is it possible to install recessed lights with HaloX housings?

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annab377•16 Apr 2020 16:27

Answers: 23

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annab377 • 17 Apr 2020 09:58

Connecting the Electrical Distribution Board in a Construction Site Container

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Stromschlag•12 Apr 2020 19:18

Answers: 14

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Domski • 15 Apr 2020 10:27

What type of TV connection to plan for in a new single-family home

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annab377•7 Apr 2020 22:22

Answers: 37

Neubi-BY • 9 Apr 2020 18:10

How many light fixtures should be installed in a 7-meter-long hallway?

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Bertram100•29 Mar 2020 18:02

Answers: 13

K1300S • 8 Apr 2020 09:17

Is an Additional Meter Required for the Heat Pump When a Photovoltaic System Is Installed?

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Tx-25•17 Mar 2020 21:25

Answers: 9

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Tx-25 • 29 Mar 2020 14:02

IP rating for doorbell on a wall-mounted post?

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Sven1969•28 Mar 2020 19:23

Answers: 2

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hampshire • 29 Mar 2020 09:11

Water Softening System BWT Perla vs. Judo i-soft plus

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M. Gerd•25 Mar 2020 21:30

Answers: 7

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Snowy36 • 27 Mar 2020 14:27

Switching Electricity/Gas Supplier

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SenorRaul7•19 Mar 2020 07:50

Answers: 29

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Müllerin • 20 Mar 2020 15:03

Divide underground cables into two circuits.

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laley•16 Mar 2020 10:37

Answers: 31

Knöpfchen • 18 Mar 2020 23:37

When do you turn off the heating?

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Zaba12•12 Mar 2020 07:55

Answers: 8

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Zaba12 • 12 Mar 2020 09:01

Electricity provider change results in a higher base fee!

tomtom79•9 Mar 2020 10:38

Answers: 16

tomtom79 • 9 Mar 2020 21:00

The multi-utility connection is installed slightly too low.

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julianpe•2 Mar 2020 22:16

Answers: 10

11ant • 3 Mar 2020 16:47

Looking for the model name and installation instructions for an ELRO door intercom system.

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Amsigo11981•23 Feb 2020 21:32

Answers: 3

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Amsigo11981 • 27 Feb 2020 06:04

Is this meter cabinet still usable?

Vicky Pedia•23 Feb 2020 17:36

Answers: 14

Vicky Pedia • 25 Feb 2020 13:23

Rainwater drainage

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Andre77•23 Feb 2020 15:55

Answers: 7

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Andre77 • 24 Feb 2020 23:45

What are these creatures? And where do they come from?

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ivenh0•20 Feb 2020 14:03

Answers: 13

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ypg • 22 Feb 2020 18:58

Looking for a bright exterior light with an Ethernet camera for the main entrance

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annab377•17 Feb 2020 09:14

Answers: 23

Mycraft • 21 Feb 2020 15:47

What does the electrician do during the shell construction phase?

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quattro123•12 Jan 2020 19:54

Answers: 19

K1300S • 20 Feb 2020 05:19

Ceiling spotlights – modification

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Anne1983•15 Feb 2020 13:26

Answers: 1

Mycraft • 15 Feb 2020 13:35

Blower Door Test – Meaning of the Result

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AndreasPlü•5 Jan 2018 23:51

Answers: 35

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Farilo • 7 Feb 2020 23:18

Energy concept for an old farmhouse

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Warongo•26 Dec 2019 20:25

Answers: 30

rick2018 • 6 Feb 2020 21:45

Tips for Connecting a Doorbell and Chime

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Zaba12•1 Feb 2020 14:53

Answers: 6

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borderpuschl • 3 Feb 2020 09:01

Is it possible to choose between two different electricity providers?

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SteMeyer•30 Jan 2020 11:01

Answers: 6

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Piotr1981 • 31 Jan 2020 22:23

Transition between brick veneer and plaster problematic?

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Guido1980•26 Jan 2020 10:11

Answers: 4

11ant • 27 Jan 2020 12:28

Front Door Location Conduit / Flush-Mounted Box

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rixe1990•23 Jan 2020 10:52

Answers: 2

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guckuck2 • 24 Jan 2020 05:46

Using an Oil Storage Tank as a Cistern: Has Anyone Done This?

Pinky0301•18 Jan 2020 16:25

Answers: 20

Pinky0301 • 23 Jan 2020 08:47

Ground floor hallway push-button control -> Hue motion sensor

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Andre77•22 Jan 2020 09:48

Answers: 11

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Andre77 • 22 Jan 2020 22:22

Wireless alarm systems with tamper protection – any experiences?

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nivus•24 Sep 2018 09:35

Answers: 4

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Walter Konrad • 21 Jan 2020 13:18

Where did we install the infrastructure?

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Peter Hausbau•20 Jan 2020 14:15

Answers: 8

tomtom79 • 20 Jan 2020 16:52

Height of the power outlet for the refrigerator-freezer unit?

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Andre77•19 Jan 2020 17:01

Answers: 7

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danixf • 19 Jan 2020 19:32

Roller Shutters: Aluminum vs. Plastic

kaho674•1 Aug 2013 09:34

Answers: 40

Vicky Pedia • 19 Jan 2020 11:01

Security Systems for Older Homes – Any Tips?

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Timtom1•18 Jan 2020 11:45

Answers: 6

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Timtom1 • 18 Jan 2020 19:44

KfW Efficiency House 40 Heating Demand

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Mecky815•19 Jul 2019 01:13

Answers: 22

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Lumpi_LE • 17 Jan 2020 22:32

Should the potable water station always operate at a target temperature of 60 degrees Celsius? Progress?

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fraubauer•20 Dec 2019 20:07

Answers: 6

Vicky Pedia • 15 Jan 2020 21:32

Does anyone have experience with Paradigma?

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Oakland•12 Jan 2020 14:25

Answers: 2

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Effizientix • 15 Jan 2020 13:16

Increased Water Exchange According to DIN 1988-200

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fonsi99•9 Jan 2020 09:26

Answers: 0

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fonsi99 • 9 Jan 2020 09:26

LED recessed ceiling lights in a lightweight concrete ceiling

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Blim150•6 Jan 2020 09:40

Answers: 7

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Baufie • 6 Jan 2020 13:54

Jung AS 500 or Merten Smart M

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Andre77•5 Jan 2020 10:55

Answers: 0

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Andre77 • 5 Jan 2020 10:55

Motion sensor separate or entrance light with built-in motion sensor?

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Andre77•1 Jan 2020 17:37

Answers: 6

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hampshire • 2 Jan 2020 10:12

Utility room next to the bedroom

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Specki•31 Dec 2019 08:33

Answers: 23

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guckuck2 • 1 Jan 2020 01:39

Finished basement inside the thermal envelope or not?

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ludwig88sta•22 Dec 2019 20:32

Answers: 18

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michert • 23 Dec 2019 21:13

Blower Door Test 1.7 with Two Notes

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Adunoh1983•17 Dec 2019 19:49

Answers: 22

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nightdancer • 19 Dec 2019 19:50

Exterior venetian blinds (also known as outdoor blinds) or roller shutters (roller blinds)

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Ambrosia•14 Dec 2019 19:43

Answers: 5

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NatureSys • 15 Dec 2019 21:03

Looking for Exterior Up/Down Lights – Purchase Recommendations Requested

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Ippebson•8 Dec 2019 20:12

Answers: 33

blackm88 • 11 Dec 2019 20:27

Vapor barrier between underfloor heating and dry screed?

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Mdoeg78•6 Dec 2019 08:39

Answers: 3

Dr Hix • 7 Dec 2019 13:29

Looking for a solution: downpipe leaf and debris filter

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Corini1985•18 Nov 2019 15:07

Answers: 11

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fragg • 20 Nov 2019 07:39

Replacing electrical wiring in an occupied house

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Haus_käufer•11 Nov 2019 19:53

Answers: 7

Pinky0301 • 12 Nov 2019 17:08

Smoke Alarms: Which Rooms Truly Require Them?

bandchef•16 Oct 2019 07:36

Answers: 10

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world-e • 7 Nov 2019 08:38

Burglar Protection: Motion Sensors or Continuous Lighting?

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Lückenfüller•22 Oct 2019 19:15

Answers: 12

Basti2709 • 29 Oct 2019 08:21

Which heating system? Air source heat pump or gas?

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lucciano-s•26 Oct 2019 16:15

Answers: 4

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michert • 26 Oct 2019 17:45

Heat pump with a special heat pump electricity tariff?

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cumpa•12 Aug 2016 00:06

Answers: 37

Musketier • 21 Oct 2019 07:23

Does the base of a drainage inspection chamber need to be sealed?

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netzplan•15 Oct 2019 12:00

Answers: 1

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netzplan • 17 Oct 2019 08:56

Which House Concept? Fundamental Questions for Building a Home

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Luftpumpe•20 Sep 2019 11:53

Answers: 71

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hampshire • 12 Oct 2019 21:12

Weinor Wireless Receiver: Poor Quality at Excessive Prices

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Schachi2712•10 Oct 2019 22:28

Answers: 4

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Schachi2712 • 11 Oct 2019 21:08

Asbestos or any kind of fiberglass?

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Max_Power•31 Jul 2019 13:26

Answers: 2

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Nordlys • 3 Oct 2019 21:47

Watercat Cube – Recommendation / Experiences with Water Softening Systems?

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G-Star1988•11 Nov 2017 20:11

Answers: 63

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Anti Aqmos F • 28 Sep 2019 16:52

Mandatory Installation of Smoke Detectors

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Altai•23 Sep 2019 15:10

Answers: 26

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haydee • 24 Sep 2019 13:57

Electrical Billing – What Is the Standard Approach?

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drno1234•13 Sep 2019 21:18

Answers: 63

Golfi90 • 19 Sep 2019 08:51

Planning the ceiling spotlights for our bathroom

Golfi90•3 Sep 2019 20:48

Answers: 3

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hampshire • 5 Sep 2019 00:29

Electrical - Recessed Spotlights in Solid Wood Ceiling

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Trude80•30 Aug 2019 21:50

Answers: 1

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kbt09 • 31 Aug 2019 16:25

Cistern overflow into a soakaway or infiltration pit

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Andre77•15 Apr 2019 11:37

Answers: 7

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hampshire • 25 Aug 2019 14:48

How does THIS gas heating system work?

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Dion8695•19 Aug 2019 15:50

Answers: 5

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nordanney • 20 Aug 2019 21:20

Living and Dining Room Lighting – Is the Lighting Sufficient?

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Wugler1978•16 Aug 2019 11:02

Answers: 12

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Wugler1978 • 17 Aug 2019 16:59

Exterior plaster directly with a leveling coat?

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Crimson•5 Aug 2019 16:32

Answers: 7

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Tassimat • 12 Aug 2019 00:37

PE pipe without conduit – is this acceptable as is? (with photo)

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Hausbaur2d2•30 Jul 2019 07:59

Answers: 3

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sichtbeton82 • 5 Aug 2019 14:22

Electrical outlets: Always prepare in groups of five? What is the best approach?

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Christian K.•31 Jul 2019 12:52

Answers: 25

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Christian K. • 4 Aug 2019 23:50

Cistern overflow too low for natural drainage overflow

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FlorianBaaske•3 Aug 2019 17:33

Answers: 10

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dab_dab • 4 Aug 2019 01:15

Replastering or resurfacing walls (with photos)

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Masabidi•24 Jul 2019 19:32

Answers: 12

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apokolok • 29 Jul 2019 22:22

Planning: SG Ready and Heat Pump Electricity Tariffs from the Energy Provider

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micric3•19 Jul 2019 12:17

Answers: 3

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Lumpi_LE • 19 Jul 2019 14:34

Underground parking space: Optimal location for a 230V outlet and electric vehicle charging station (wallbox)

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NeuMünchner•18 Jul 2019 09:58

Answers: 11

rick2018 • 19 Jul 2019 07:54

Is this asbestos?

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Masabidi•10 Jul 2019 19:04

Answers: 5

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danixf • 11 Jul 2019 15:35

Asbestos: Handling, Dust Sampling, Material Testing

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Manuel24•28 Jun 2019 23:15

Answers: 33

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Manuel24 • 7 Jul 2019 18:41

Connecting the dishwasher to the hot water supply—does it make sense?

Golfi90•23 May 2019 12:26

Answers: 20

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Jos51 • 28 Jun 2019 19:52

Freshwater Supply and Rainwater Storage Tank for the Garden

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Rudolf F.•26 Jun 2019 08:00

Answers: 1

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bibi80 • 26 Jun 2019 08:04

Asbestos in Flooring and Adhesives – What to Do?

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altlasterhaft•15 May 2019 17:45

Answers: 10

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Matt123 • 25 Jun 2019 21:51

Recommendation Needed for Wireless Heat Detector

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User0815•17 Jun 2019 14:43

Answers: 2

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borderpuschl • 18 Jun 2019 08:07

Warranty coverage also includes heating system / air pump?

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HilfeHilfe•28 Nov 2016 06:53

Answers: 13

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HilfeHilfe • 11 Jun 2019 07:29

Sewer Inspection: Recommended or Advisable?

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Tassimat•21 May 2019 13:27

Answers: 13

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HilfeHilfe • 1 Jun 2019 13:25

Is it possible for one house to supply two additional houses?

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Pianist•27 May 2019 14:39

Answers: 13

wrobel • 28 May 2019 13:02

Utility connection box or service pedestal

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Doncook•27 May 2019 09:55

Answers: 7

Mycraft • 27 May 2019 11:46

Earliest Possible Time for Utility Connections: Gas, Electricity, TV, and Internet

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quisel•24 May 2019 08:14

Answers: 6

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quisel • 27 May 2019 07:34