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!

Daylight Spotlights – Which System Is Most Effective?

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DragonyxXL•22 Oct 2015 10:56

Answers: 1

HerrScheich • 22 Oct 2015 15:11

Which roller shutter motors are suitable for central control?

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Häusle77•19 Sep 2015 01:15

Answers: 18

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iam-matze • 21 Oct 2015 11:26

Keyless Entry Systems

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daytona•1 Oct 2015 08:16

Answers: 15

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Payday • 12 Oct 2015 14:34

Lightning protection for a single-family home?

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daytona•8 Oct 2015 20:28

Answers: 3

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nordanney • 9 Oct 2015 07:55

Which rotary hammer is suitable for household use?

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FBDIMM•29 Sep 2015 10:03

Answers: 9

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scheffe • 8 Oct 2015 09:51

Recessed wall lights and stair lighting

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Fuchs70794•3 Oct 2015 13:24

Answers: 4

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Doc.Schnaggls • 5 Oct 2015 14:16

Shutter Control Operation Unknown

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ME321•30 Sep 2015 22:07

Answers: 4

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toxicmolotof • 4 Oct 2015 19:32

Planning the Network for a 1,500 sq ft Single-Family Home

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blackdog110•1 Oct 2015 03:12

Answers: 15

Mycraft • 3 Oct 2015 09:08

Pumping Out Groundwater – Costs?

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Bully•11 Jun 2012 15:18

Answers: 9

frankenbau • 2 Oct 2015 14:26

Anthracite aluminum roller shutters, not gray or silver

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DaLinux•7 Sep 2015 13:39

Answers: 16

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DaLinux • 1 Oct 2015 09:51

Alternative to a cordless drill?

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FBDIMM•20 Jul 2015 17:44

Answers: 22

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Saruss • 29 Sep 2015 20:38

Energy Saving Potential

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Keks123•23 Sep 2015 19:26

Answers: 2

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Bieber0815 • 23 Sep 2015 21:47

Attic Ventilation

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oggear51•14 Sep 2015 19:29

Answers: 5

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Sebastian79 • 15 Sep 2015 11:11

Shutter Control with Home Energy System

MKoni•2 Sep 2015 19:47

Answers: 1

Häuslebau3r • 3 Sep 2015 07:24

Calculate/estimate the “KfW value” yourself

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SirSydom•2 Sep 2015 09:16

Answers: 3

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SirSydom • 2 Sep 2015 20:07

KfW55 compared to KfW70

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daytona•19 Jun 2015 21:11

Answers: 12

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oleda222 • 2 Sep 2015 15:59

LED downlight (recessed spotlight, concrete ceiling) dimmable via DALI

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DaLinux•5 Aug 2015 14:36

Answers: 6

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DaLinux • 31 Aug 2015 08:04

Front door: Triple or five-point locking without an automatic locking system?

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Vega82•22 May 2015 15:39

Answers: 14

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michif100 • 30 Aug 2015 15:40

Loudspeaker

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Sheriff•9 Aug 2015 15:39

Answers: 3

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Sheriff • 27 Aug 2015 17:03

Which secondary entrance door should I choose (security / fire protection)?

WildThing•21 Aug 2015 13:34

Answers: 24

WildThing • 26 Aug 2015 08:49

Potential Savings Opportunity: KfW 70 vs. KfW 55 – Air Source Heat Pump

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mading•1 Aug 2015 15:57

Answers: 3

BauPaar • 25 Aug 2015 02:03

How many electrical outlets do you usually have? Do we need to install more?

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Legurit•14 Jun 2015 13:30

Answers: 46

BauPaar • 25 Aug 2015 01:53

Experience with soundproof ceilings?

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fischman•27 Jul 2015 12:13

Answers: 1

BauPaar • 25 Aug 2015 01:35

Electrician drills a hole in a partition wall.

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Legurit•15 Aug 2015 16:45

Answers: 10

Jochen104 • 18 Aug 2015 12:15

What is the appropriate size for a utility room housing gas and solar thermal systems with a buffer tank?

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daytona•2 Aug 2015 09:18

Answers: 11

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Bieber0815 • 17 Aug 2015 22:19

Underfloor Heating or Radiators?

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JohnyBoy•6 Aug 2015 17:58

Answers: 12

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sven.anacker.5 • 14 Aug 2015 19:04

New plastic water pipe

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-•15 Oct 2011 20:05

Answers: 11

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- • 13 Aug 2015 20:09

Backflow Protection / Drainage Required?

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kernm23•9 Aug 2015 19:14

Answers: 1

wrobel • 11 Aug 2015 21:10

Central control of radiator thermostats

CoolFrog•24 Jul 2015 13:43

Answers: 6

nathi • 25 Jul 2015 12:16

Layer between ring beam and ridge beam, what is that?

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Legurit•23 Jul 2015 20:59

Answers: 3

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Bauexperte • 24 Jul 2015 23:33

Uncertainty Regarding the Current Energy Savings Regulation

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alexm86•13 Jul 2015 13:38

Answers: 5

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Bauexperte • 13 Jul 2015 20:41

Energy Saving Regulation Certificate vs. Energy Saving Regulation Certificate + KfW 70 Certificate

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jx7•1 Jul 2015 12:41

Answers: 13

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jx7 • 9 Jul 2015 11:40

Energy Performance Certificate for New Construction

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myjako•1 Jul 2015 06:29

Answers: 10

Uwe82 • 4 Jul 2015 10:18

Are wind sensors mandatory for external venetian blind systems?

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scooter•3 Jul 2015 12:02

Answers: 1

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Sebastian79 • 3 Jul 2015 13:40

Facade Design and Costs

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winki•3 Jul 2015 08:38

Answers: 4

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Bauexperte • 3 Jul 2015 10:26

Is the Calculation of Rainwater Infiltration Realistic?

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Vega82•29 Jun 2015 08:57

Answers: 1

Musketier • 29 Jun 2015 09:12

LED lighting / recessed downlight / smart lighting system

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MoPakman82•25 Jun 2015 22:02

Answers: 5

nathi • 27 Jun 2015 23:49

Full exterior cladding?

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scheffe•14 Jun 2015 21:01

Answers: 1

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Sebastian79 • 14 Jun 2015 22:12

Maintenance

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HilfeHilfe•8 Jun 2015 13:33

Answers: 17

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Sebastian79 • 9 Jun 2015 09:18

Are all prefabricated houses prone to sound transmission through walls?

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JeanetteL•3 Jun 2015 14:37

Answers: 10

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Doc.Schnaggls • 5 Jun 2015 11:20

Building Services for a New 230 sqm Urban Villa

MKoni•24 May 2015 13:48

Answers: 19

MKoni • 27 May 2015 22:36

Is it possible to control roller shutters with a switch and add wireless operation later?

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Legurit•9 Apr 2015 22:46

Answers: 14

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Dindin • 21 May 2015 09:16

Main Pipes – Two Questions

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Legurit•10 May 2015 19:58

Answers: 4

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Sebastian79 • 21 May 2015 00:40

Advantages and disadvantages of a circular window?

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FraJeMa•18 May 2015 08:53

Answers: 9

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FraJeMa • 19 May 2015 13:57

Recommendation for LED downlights

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kernm23•28 Apr 2015 14:57

Answers: 29

EveundGerd • 10 May 2015 18:00

Mounting canisters and sockets for GU10 LED spotlights

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kernm23•29 Apr 2015 15:24

Answers: 2

Jochen104 • 30 Apr 2015 09:04

Which type of stone would you recommend?

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fischman•27 Apr 2015 11:42

Answers: 3

WildThing • 27 Apr 2015 14:11

Wooden or aluminum shutters? Electric or manual operation?

Bautraum2015•25 Jan 2015 00:58

Answers: 15

Bautraum2015 • 27 Apr 2015 10:00

Typical energy consumption based on practical experience?

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Gabi&Gerold•18 Jun 2013 21:50

Answers: 21

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Bauexperte • 24 Apr 2015 22:39

LED Recessed Ceiling Lights in Prefabricated Home Construction

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kernm23•26 Mar 2015 15:05

Answers: 14

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Lars881 • 31 Mar 2015 08:38

Base coat plaster is peeling off. Lime efflorescence present.

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Paddo5819•28 Mar 2015 16:09

Answers: 3

EveundGerd • 29 Mar 2015 10:59

Applying a Gray Stain to Larch Wood – Long-Term Experience

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Lars881•26 Mar 2015 15:40

Answers: 1

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Lars881 • 29 Mar 2015 09:55

Calculating Infiltration: How Much Rainwater Can Be Managed?

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hg6806•11 Feb 2015 16:30

Answers: 9

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Illo77 • 18 Mar 2015 12:10

LED spotlights (from Philips)

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milkie•1 Jul 2014 15:06

Answers: 7

K1300S • 9 Mar 2015 15:15

Aluminum Profile for 15mm Wide LED Strips?

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stummal•6 Mar 2015 12:02

Answers: 0

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stummal • 6 Mar 2015 12:02

Positioning of LED Recessed Spotlights in the Hallway

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Bauherr22015•1 Mar 2015 13:48

Answers: 5

Mycraft • 3 Mar 2015 19:48

Which energy standard to build to?

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Zeltli•7 Feb 2015 15:53

Answers: 32

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Tichu78 • 23 Feb 2015 14:54

Subsidies / Payback Period Based on Which Energy Standard?

Häuslebau3r•13 Feb 2015 09:02

Answers: 0

Häuslebau3r • 13 Feb 2015 09:02

Home Construction: Guidance for Making Decisions on the Details

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SierraSix•4 Feb 2015 12:07

Answers: 8

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Diamant • 12 Feb 2015 16:00

Open the central electrical shaft

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Paddo5819•7 Feb 2015 08:50

Answers: 3

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Gartenfreund • 9 Feb 2015 07:53

I need your help with the vapor barrier / vapor retarder.

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tomatos666•31 Jan 2015 19:02

Answers: 8

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MaxPower130 • 1 Feb 2015 12:20

Incorrect Energy Certificate / Energy Performance Certificate

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Orschel•27 Jan 2015 10:38

Answers: 4

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Orschel • 27 Jan 2015 17:44

Laying telecommunications cables

EveundGerd•24 Jan 2015 23:55

Answers: 4

EveundGerd • 26 Jan 2015 04:08

Looking for a reliable and affordable online store for LED lighting

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ronnystritzke•18 Jan 2015 18:05

Answers: 4

nathi • 20 Jan 2015 19:05

KfW 55 or KfW 70?

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Nina132•11 Jan 2015 20:49

Answers: 1

K1300S • 12 Jan 2015 10:56

Staircase renovation with softwood stringers, 12 steps

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Polarfuchs•8 Jan 2015 21:41

Answers: 2

blockhauspower • 9 Jan 2015 17:15

Roller shutter box / mounting blocks – which material to use

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Zeltli•3 Jan 2015 13:05

Answers: 1

K1300S • 5 Jan 2015 21:47

Billing for Domestic Hot Water with Solar Thermal Systems

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HilfeHilfe•29 Dec 2014 22:19

Answers: 1

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HilfeHilfe • 3 Jan 2015 08:23

Is it possible to build a house without solar or renewable energy systems?

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schroedi75•18 Dec 2014 22:44

Answers: 9

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klblb • 20 Dec 2014 16:40

Minimum size of the utility room

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Sonnenblu•11 Dec 2014 21:58

Answers: 7

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Doc.Schnaggls • 18 Dec 2014 15:26

Wireless alarm system – any experiences?

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Doc.Schnaggls•17 Dec 2014 10:34

Answers: 2

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DerBjoern • 18 Dec 2014 08:42

Durability of Prefabricated Wood Wall Systems

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Markus83•16 Dec 2014 11:21

Answers: 6

Cascada • 18 Dec 2014 08:14

Gas or Geothermal Heating – Advantages and Disadvantages?

Basti2709•2 Dec 2014 14:23

Answers: 24

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Illo77 • 6 Dec 2014 09:36

Screw Fermacell boards directly onto panel walls?

Schapo•1 Dec 2014 10:00

Answers: 3

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Elina • 5 Dec 2014 15:56

Large balcony door does not close properly

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m2privat•25 Nov 2014 07:02

Answers: 3

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Bauexperte • 25 Nov 2014 10:40

Energy efficiency question for a 10-year-old house

Xinette•25 Nov 2014 07:01

Answers: 3

Cascada • 25 Nov 2014 09:28

Electromagnetic Pollution – What Is the Minimum Safe Distance from a 220 kV High-Voltage Power Line?

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-•26 Dec 2012 16:17

Answers: 8

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- • 23 Oct 2014 15:41

Electromagnetic pollution from the electrical distribution panel

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-•14 Jul 2012 19:36

Answers: 7

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- • 14 Oct 2014 10:28

KfW70 standard with a gas condensing boiler and solar panels is definitely not feasible.

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TeuPhil•6 Aug 2014 15:56

Answers: 21

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Vega82 • 14 Oct 2014 10:05

Additional cost for KfW 70 energy standard

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iomaju•11 Oct 2014 09:59

Answers: 11

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Vega82 • 14 Oct 2014 10:01

Are water filter cartridges really necessary?

matze787•1 Oct 2014 19:22

Answers: 2

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BamBamBam • 9 Oct 2014 09:21

Stone bed or rock bed?

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Harry01•8 Oct 2014 18:57

Answers: 3

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Harry01 • 8 Oct 2014 22:09

Opting out of a telecommunications connection

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iomaju•17 Aug 2014 09:29

Answers: 30

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miho • 7 Oct 2014 12:54

Blog about Smart Living

Dominic86•30 Sep 2014 07:37

Answers: 2

Dominic86 • 30 Sep 2014 09:10

Is KfW 100 standard sufficient?

Salomea•1 Sep 2014 17:07

Answers: 23

Salomea • 9 Sep 2014 16:14

Underfloor Heating and Timber-Framed Houses?

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-•18 Feb 2014 15:29

Answers: 9

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- • 4 Sep 2014 13:04

Drainage of window wells

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Doc.Schnaggls•2 Sep 2014 11:03

Answers: 2

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Wastl • 2 Sep 2014 13:17

Which bathroom radiator should I choose, and what wattage is needed?

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steelers77•7 Jul 2012 13:34

Answers: 2

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sunnybunny66 • 31 Aug 2014 16:51

Wood-burning stove with controlled ventilation system, central vacuum cleaner, and kitchen exhaust hood

tommo•28 Aug 2014 10:47

Answers: 6

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Wastl • 28 Aug 2014 15:22

Wastewater Pipe – How to Enclose and Insulate It?

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Doc.Schnaggls•31 Jul 2014 10:45

Answers: 5

One00 • 3 Aug 2014 21:20

Central vacuum system: Can anyone identify the brand?

Volkmann•1 Aug 2014 23:38

Answers: 2

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hbf12 • 2 Aug 2014 16:47

New Construction Heating Technology: Pellet Stove and Tiled Stove

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Guan-di•16 Jul 2014 13:27

Answers: 7

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Guan-di • 24 Jul 2014 00:06

Timing of the Blower Door Test

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Bau-Teufel•6 Jul 2014 12:27

Answers: 3

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Bau-Teufel • 23 Jul 2014 15:37

Proper Planning of Electrical Installation

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kirsel•20 Jul 2014 12:56

Answers: 6

f-pNo • 21 Jul 2014 17:08

"Permanent solvent" and "Warranty"

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Ash•10 Jul 2014 10:21

Answers: 6

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toxicmolotof • 11 Jul 2014 13:47

Cladding utility shafts differently?

Volkmann•10 Jul 2014 22:36

Answers: 2

Volkmann • 10 Jul 2014 23:04

Proposed Placement of LED Recessed Downlights

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Baufuchs1•13 Oct 2013 17:27

Answers: 29

Kisska86 • 7 Jul 2014 13:39

Is it possible to have a beam above a sliding door with a roller shutter box?

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zovima15•11 Jun 2014 09:41

Answers: 2

K1300S • 7 Jul 2014 08:17

Costs for interior plastering too high?

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Harald1982•4 Jul 2014 10:52

Answers: 6

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Harald1982 • 7 Jul 2014 08:04

Ventilation in Summer

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mcburns•26 Jun 2014 11:12

Answers: 6

blockhauspower • 6 Jul 2014 12:15