ᐅ Insulation

Find out how using the right insulation can help you save energy and make your home comfortable and cozy!

Mold or not. Thermal bridge at the corner of the timber frame.

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mrnewton•12 Feb 2022 17:45

Answers: 4

HausiKlausi • 12 Feb 2022 23:09

Waterproofing of Bathroom Floor Joint Sealant

ateliersiegel•8 Feb 2022 12:19

Answers: 9

ateliersiegel • 12 Feb 2022 06:47

Vapour retarder or smart vapor barrier when the exterior cladding is tongue-and-groove boards or slate?

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markus90•10 Feb 2022 16:08

Answers: 1

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markus90 • 11 Feb 2022 21:01

Poor insulation = mold growth!

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Luis VdC•9 Feb 2022 12:26

Answers: 12

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Durran • 9 Feb 2022 21:09

Is Additional Insulation Necessary?

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Jermomio•6 Feb 2022 12:26

Answers: 1

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Benutzer200 • 6 Feb 2022 13:34

New Build KfW 55 EE: Differing Opinions Between Energy Consultant and General Contractor

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HausJam•4 Feb 2022 22:19

Answers: 27

opalau • 6 Feb 2022 09:16

Additional insulation between the upper floor ceiling and the attic space

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signooo•28 Jan 2022 19:56

Answers: 3

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BauBauNRW • 3 Feb 2022 21:06

House from 1960 – Exterior Wall Insulation – Energy Performance Rating G

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leschaf•31 Jan 2022 22:14

Answers: 2

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SoL • 1 Feb 2022 06:34

Actual Heating Energy Demand: Renovation or New Construction Reality Check

galdreth•30 Jan 2022 17:14

Answers: 0

galdreth • 30 Jan 2022 17:14

Condensation on windows, mold, thermal bridging. Are the windows poorly insulated?

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karambol•30 Jan 2022 11:23

Answers: 9

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SoL • 30 Jan 2022 15:42

Is insulation between rafters with a thermal conductivity of 0.032 sufficient, or is 0.035 adequate?

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Jacy0505•28 Jan 2022 14:56

Answers: 6

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Stephan— • 29 Jan 2022 08:30

Searching for the cause of the mold

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karambol•23 Jan 2022 13:40

Answers: 10

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WilderSueden • 28 Jan 2022 10:14

Anchors and screws for aerated concrete hollow blocks with external insulation

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Marco Zipp•23 Jan 2022 08:36

Answers: 2

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Durran • 24 Jan 2022 08:48

Can a radon barrier be installed directly on the screed in the basement?

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vibias•20 Jan 2022 16:34

Answers: 0

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vibias • 20 Jan 2022 16:34

Building entry point above the frost line

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Roppo•18 Jan 2022 13:23

Answers: 9

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danixf • 19 Jan 2022 11:49

Floor construction in new builds and basements

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tadeus321•14 Jan 2022 11:21

Answers: 9

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pagoni2020 • 15 Jan 2022 17:23

Wooden ceiling will be replaced with drywall. Should additional insulation be added?

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Arcus19•15 Jan 2022 13:42

Answers: 1

i_b_n_a_n • 15 Jan 2022 14:04

Any experiences with the TROTEC BM31 moisture meter?

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karambol•14 Jan 2022 21:33

Answers: 1

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Proeter • 14 Jan 2022 22:34

Glass panes fogging up on the inside during cold outdoor temperatures – troubleshooting the causes

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Nanopixel•10 Jan 2022 20:45

Answers: 17

Mycraft • 14 Jan 2022 17:36

Routing ventilation ducts through vapor barrier membrane

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Tushan79•5 Jan 2022 16:46

Answers: 10

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Lumpi_LE • 10 Jan 2022 07:16

Insulation between aerated concrete wall and roof rafters? Minimizing sound transmission?

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Der_Hansi1968•7 Jan 2022 13:59

Answers: 2

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Der_Hansi1968 • 9 Jan 2022 08:02

Insulating an attic space with 160mm of insulation at a thermal conductivity of 0.035 W/(m·K): which vapor retarder should be used?

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Malz1902•7 Jan 2022 20:50

Answers: 0

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Malz1902 • 7 Jan 2022 20:50

Insulation of the top floor ceiling in new construction

Bulletsquad•23 Dec 2021 09:20

Answers: 1

KingJulien • 23 Dec 2021 19:49

Reducing Sound Transmission Through a Chimney

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Wikinger•23 Dec 2021 19:11

Answers: 1

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Nice-Nofret • 23 Dec 2021 19:36

White spots on wood fiberboards above the rafters

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Wolfgang2002•2 Dec 2021 16:14

Answers: 8

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Kati2022 • 15 Dec 2021 18:07

Vapor barrier film on radiation protection board at wall penetration

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raumhafen•13 Dec 2021 13:50

Answers: 0

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raumhafen • 13 Dec 2021 13:50

Mold on the exterior roof beam / Crack in the outer wall

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Lewrny•3 Dec 2021 12:49

Answers: 4

Nida35a • 3 Dec 2021 16:22

Walls painted, left unheated for years – now showing stains.

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Lara Julia•2 Dec 2021 23:20

Answers: 3

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guckuck2 • 3 Dec 2021 08:42

Facade Insulation: Insulation Thickness vs. U-Value

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maverix!•30 Nov 2021 17:58

Answers: 2

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pagoni2020 • 30 Nov 2021 22:10

Getting Moisture Out of a New Build – How to Ventilate and Other Related Topics

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XxTankerxX•22 Nov 2021 18:10

Answers: 18

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BBaumeister • 25 Nov 2021 16:39

Which insulation to use after the vapor retarder?

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Kennykeks•22 Nov 2021 19:47

Answers: 1

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Jann St • 23 Nov 2021 07:56

Inverted Roof and Drainage – Renovation Question

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FragenderUser•21 Nov 2021 13:05

Answers: 3

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Nice-Nofret • 22 Nov 2021 09:50

External insulation with smaller cut pieces

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Homebau55•9 Nov 2021 22:18

Answers: 1

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borderpuschl • 10 Nov 2021 09:28

Bond wood fiberboards across their entire surface

ateliersiegel•4 Nov 2021 22:36

Answers: 1

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borderpuschl • 5 Nov 2021 09:03

Should the ceiling below the attic be insulated?

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Keks2013•24 Oct 2021 19:04

Answers: 10

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Keks2013 • 29 Oct 2021 18:57

Breathable exterior insulation, alternative to mineral wool

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DieJungs•26 Oct 2021 07:42

Answers: 0

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DieJungs • 26 Oct 2021 07:42

Are 36.5 cm hollow clay bricks W12 sufficient without additional insulation?

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Easti96•24 Oct 2021 19:08

Answers: 5

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Tom1978 • 25 Oct 2021 07:59

Insulation of the top-floor ceiling, wooden beam ceiling

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DieJungs•20 Oct 2021 09:35

Answers: 2

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DieJungs • 23 Oct 2021 22:48

Thermal bridges in green roofs (inverted roofs) on a shed

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Kai2020•22 Oct 2021 21:08

Answers: 0

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Kai2020 • 22 Oct 2021 21:08

Condensation Under OSB Panels in New Construction, October 2014

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ml_cool•10 Dec 2014 08:27

Answers: 7

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Erbsenzähler70 • 7 Oct 2021 10:27

Workshop garden shed insulation

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BavAkusticus•29 Sep 2021 21:50

Answers: 0

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BavAkusticus • 29 Sep 2021 21:50

What is the name of the building component consisting of glass wool insulation combined with gypsum board (drywall)?

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Klaus2070•25 Sep 2021 20:44

Answers: 3

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Smialbuddler • 25 Sep 2021 23:15

After installing the external thermal insulation composite system (ETICS), the roller shutters are rubbing against the housing.

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BenjaminJ•11 Jan 2020 21:37

Answers: 12

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Ruhrgebiet23 • 16 Sep 2021 11:25

Correct Contact for Calculating Interior Insulation

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danabanana•4 Sep 2021 16:54

Answers: 5

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danabanana • 7 Sep 2021 08:38

Sound insulation for an old wooden beam ceiling

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Sir_Batman•13 Aug 2021 09:26

Answers: 8

Winniefred • 17 Aug 2021 18:43

Adhesive for Styrofoam insulation on WeberSuperflex D2

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Navegante•15 Aug 2021 10:23

Answers: 0

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Navegante • 15 Aug 2021 10:23

Expansion joint between two terraced houses – responsibility according to DIN standard?

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Chris1110•11 Aug 2021 11:14

Answers: 13

11ant • 12 Aug 2021 12:17

Downspout outside the upper floor exterior wall but within the corner of the ground floor – sound insulation

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Jootree•28 Jul 2021 17:55

Answers: 9

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Steven • 3 Aug 2021 23:00

Gravel Base for Terrace - Waterproofing?!

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Appel2000•28 Jun 2021 18:17

Answers: 6

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Bookstar • 26 Jul 2021 23:15

KfW55 calculation with or without including the standard thermal bridge allowance?

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fabianbre•17 Jul 2021 11:32

Answers: 10

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nordanney • 20 Jul 2021 12:06

Neopor Building Kits – Homeowners’ Experiences Needed

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Willi Wacker•9 Nov 2010 19:51

Answers: 23

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red-ed • 19 Jul 2021 16:44

Insulation of upper floor ceiling. Was it inspected by an energy consultant?

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Delm86861219•18 Jul 2021 12:35

Answers: 12

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Myrna_Loy • 19 Jul 2021 14:14

Transition from House Wall to Ground/Pathway

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LUigiKArboniS•17 Jul 2021 15:18

Answers: 0

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LUigiKArboniS • 17 Jul 2021 15:18

24 cm lightweight concrete block + 5 cm expanded polystyrene insulation – leave it as is?

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Att1985•13 Jul 2021 21:09

Answers: 0

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Att1985 • 13 Jul 2021 21:09

Older Building from 1971 Balcony Waterproofing Despite Cracked Tile

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basti009•12 Jul 2021 21:00

Answers: 0

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basti009 • 12 Jul 2021 21:00

Waterproofing my brick veneer facade

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tumaa•29 Jun 2021 14:32

Answers: 16

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tumaa • 6 Jul 2021 09:57

Sound Insulation – House Very Noisy Between Rooms!

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KlingeFCK•31 Jan 2021 20:06

Answers: 26

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hanghaus2000 • 30 Jun 2021 10:40

A RIKA insulation block installed in 1993 is planned to be insulated from the outside.

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Rachel66•28 Jun 2021 13:28

Answers: 2

11ant • 28 Jun 2021 19:12

Insulation of the foundation base with thermal conductivity class 025 (WLG 025)

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neo-sciliar•25 Jun 2021 10:32

Answers: 10

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nordanney • 25 Jun 2021 16:33

Chases in Exterior Walls – Should They Be Filled with Mortar?

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Appel2000•16 Jun 2021 15:40

Answers: 11

11ant • 16 Jun 2021 18:21

Wood frame wall in a damp garage – is it vapor-permeable?

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StefanBW1•10 Jun 2021 14:06

Answers: 0

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StefanBW1 • 10 Jun 2021 14:06

How to deal with water damage in the basement caused by dripping?

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Rumbi441•3 Jun 2021 12:14

Answers: 2

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Rumbi441 • 3 Jun 2021 21:51

Ventilated Facade: Advantages and Disadvantages? Pest Issues?

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HansDampf1311•12 May 2021 23:55

Answers: 13

K1300S • 23 May 2021 19:21

Exemption from the Building Energy Act

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basti009•18 May 2021 08:31

Answers: 18

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nordanney • 20 May 2021 12:04

Base/Foundation - Is a waterproofing slurry necessary?

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HausMatt•9 May 2021 12:44

Answers: 9

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HausMatt • 18 May 2021 19:23

Joints Between Two Semi-Detached Houses – Properly Executed?

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HausMatt•15 May 2021 09:58

Answers: 0

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HausMatt • 15 May 2021 09:58

Is a perimeter insulation with a geotextile membrane necessary?

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Reini1234•11 May 2021 23:00

Answers: 1

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Jann St • 14 May 2021 11:18

Perimeter Insulation – Is This Poor Workmanship or an Acceptable Approach?

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Martial.white•10 May 2021 19:29

Answers: 5

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freithelm • 10 May 2021 23:38

Is perimeter insulation board suitable for plastering?

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Zenjamino•10 May 2021 19:14

Answers: 2

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Zenjamino • 10 May 2021 20:36

Insulation During Renovation Around the Roller Shutter Box – Preventing Mold?

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FloGruenwald•1 May 2021 23:25

Answers: 10

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FloGruenwald • 9 May 2021 00:30

Improving the Appearance of Exposed Insulation in Contact with the Ground – Which Material to Use?

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AndreasH•5 May 2021 10:00

Answers: 0

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AndreasH • 5 May 2021 10:00

Garage with a 16° hipped roof – roof structure at the eaves

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Redsonic•1 May 2021 12:41

Answers: 2

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caspar.1 • 2 May 2021 10:06

Partition Wall Garage – Insulating a KfW40 House

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XxBluebirdxX•1 May 2021 21:20

Answers: 0

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XxBluebirdxX • 1 May 2021 21:20

Crack in the plaster above the external wall insulation on an older building from 1971

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basti009•1 May 2021 14:36

Answers: 6

Nida35a • 1 May 2021 17:03

Interior wall insulation but no exterior insulation – is renovation necessary?

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Miriam10•1 May 2021 11:48

Answers: 0

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Miriam10 • 1 May 2021 11:48

Grooves/Cutouts in aerated concrete for KfW 40 standard

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Markus254•30 Apr 2021 08:16

Answers: 10

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Markus254 • 30 Apr 2021 19:40

Timber Frame Construction – Creating Sound Insulation Between Rooms

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gipsi123•26 Apr 2021 21:42

Answers: 8

Ibdk14 • 28 Apr 2021 11:05

Sound insulation in timber frame construction. Any recommendations?

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Cola341•25 Apr 2021 20:05

Answers: 10

i_b_n_a_n • 26 Apr 2021 19:25

Soundproofing Drywall Construction: Special Case Staircase

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Stefan001•22 Apr 2021 16:06

Answers: 6

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Stefan001 • 25 Apr 2021 12:42

Sound insulation between vertically separated residential units in solid wood buildings

i_b_n_a_n•24 Apr 2021 20:44

Answers: 0

i_b_n_a_n • 24 Apr 2021 20:44

Insulation of the Floor/Ceiling Between Levels – Home Purchase

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Hauwieneubau•19 Apr 2021 19:06

Answers: 12

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Nordlys • 23 Apr 2021 12:18

Retrofit Installation of a Roller Shutter in an External Thermal Insulation Composite System (ETICS)

Mbk84•13 Apr 2021 08:54

Answers: 26

Mbk84 • 18 Apr 2021 18:31

Is it possible to install drywall over insulated wood fiber wallpaper?

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HausBaujahr62•17 Apr 2021 16:13

Answers: 4

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HausBaujahr62 • 17 Apr 2021 19:34

Blow-in Insulation – How Much Dust Is Normal?

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unser_schloss•14 Apr 2021 02:10

Answers: 5

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hampshire • 14 Apr 2021 14:51

Insulating a slanted wall / cavity in front of or behind insulation

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stephax•5 Apr 2021 16:41

Answers: 20

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stephax • 14 Apr 2021 12:01

Wood slats on exterior insulation and finish system (EIFS) (used partially, for design purposes)

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blackarrow1990•5 Apr 2021 10:54

Answers: 8

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ypg • 5 Apr 2021 20:24

Air conditioning: Routing refrigerant lines and related components through the vapor barrier

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MaxMarbel•5 Apr 2021 17:18

Answers: 2

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knalltüte • 5 Apr 2021 17:59

Thermal Bridge Repair in New Construction

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Klärbär•23 Mar 2021 13:05

Answers: 13

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Alessandro • 31 Mar 2021 11:55

Asbestos cement panels with exterior render

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Matze3184•26 Mar 2021 07:18

Answers: 12

11ant • 26 Mar 2021 13:23

Mehabit backfill around utility conduits

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McGeiwa•18 Mar 2021 21:32

Answers: 1

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Seven1984 • 25 Mar 2021 15:18

Mounting Bracket for Awning – Avoid Thermal Bridging

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mmann77•23 Mar 2021 20:32

Answers: 3

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Nordlys • 23 Mar 2021 21:02

Costs of 6 mm Wood Fiber Insulation with a Thermal Conductivity of 0.040 W/(m·K)

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Egon der 3.•14 Mar 2021 22:09

Answers: 9

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Egon der 3. • 20 Mar 2021 12:16

Fill vertical joints of the 36.5 cm exterior wall behind the drywall installation.

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Schulzki•11 Mar 2021 17:25

Answers: 16

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Schulzki • 17 Mar 2021 17:06

Ventilated rainscreen facade instead of ETICS (external thermal insulation composite system)?

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DasLamm•17 Oct 2016 19:17

Answers: 29

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knalltüte • 16 Mar 2021 18:48

Mold on Exterior Insulation

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Bertram100•10 Mar 2021 20:08

Answers: 2

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Bertram100 • 13 Mar 2021 17:58

Insulate water pipes running from underground to the building through the air

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Nordmanno•9 Mar 2021 07:27

Answers: 8

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Nordmanno • 10 Mar 2021 23:16

Reinforce insulation of the ceiling between floors to reduce heat transfer to the upper floor.

andimann•8 Mar 2021 13:18

Answers: 13

Nida35a • 9 Mar 2021 00:00

Insulation of an Adjacent Room in the Garage

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rauferchen•2 Mar 2021 10:43

Answers: 7

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rauferchen • 7 Mar 2021 13:27

Base plaster waterproofing: what was used and who installed it?

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immermehr•18 Nov 2020 18:53

Answers: 29

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fach1werk • 28 Feb 2021 19:47

Rising moisture in the base/foundation or exterior wall

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Schloesser•6 Feb 2021 12:45

Answers: 11

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Schloesser • 26 Feb 2021 07:37