ᐅ Heating / HVAC

Learn how to choose the optimal heating and cooling systems for your home – ensuring comfortable temperatures and greater energy efficiency in everyday living!

Chatter About Climate Control

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Grym•2 Jul 2017 23:18

Answers: 20

F

Farilo • 7 Jul 2017 03:14

Preparation for possible attic ventilation or air conditioning

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ShawN46•18 Jun 2017 13:53

Answers: 10

Mycraft • 30 Jun 2017 12:46

Which type of heating system makes the most sense?

H

Hausbauer1•18 Jun 2017 19:22

Answers: 10

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Lumpi_LE • 29 Jun 2017 19:11

Underfloor Heating Control

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Hendrik007•28 Jun 2017 13:20

Answers: 6

Mycraft • 28 Jun 2017 18:39

1930s Building – Converting Electric Heating, Gas Connection Available

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Bentovic•19 May 2017 17:55

Answers: 5

B

Bentovic • 22 Jun 2017 08:09

Possible House Purchase – Air-to-Water Heat Pump Could Become a Money Pit

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Chris1982_1•15 Jun 2017 19:31

Answers: 57

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Bieber0815 • 19 Jun 2017 10:19

New Single-Family Home Construction | Choosing the "Right" Heating System

zehn0813•14 Jun 2017 07:19

Answers: 8

zehn0813 • 15 Jun 2017 17:29

Solar Thermal for Domestic Hot Water and Additional Heating Support?

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ShawN46•8 Jun 2017 15:50

Answers: 18

AOLNCM • 12 Jun 2017 12:40

New Gas Heating System for a New Build – Is Solar Thermal Needed for Domestic Hot Water?

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Marchonisch•22 May 2017 22:55

Answers: 52

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Nordlys • 6 Jun 2017 08:53

Plumbing question – What is this connector called?

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reeneex•2 Jun 2017 19:19

Answers: 9

wrobel • 5 Jun 2017 15:10

Experiences with electric underfloor storage heating?

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Cawsey•18 May 2017 18:49

Answers: 1

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toxicmolotof • 18 May 2017 20:09

Combustion Air Supply / Wood Stove – Thermo-Air Draft or Floor Slab

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Cruiseaddict•26 Mar 2017 10:49

Answers: 17

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bierkuh83 • 17 May 2017 23:36

Operation / Efficiency of Decentralized Ventilation Systems

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hausbauerin1•11 May 2017 19:07

Answers: 4

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hausbauerin1 • 15 May 2017 15:14

New Heating System Due to Decommissioning

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Mutzel222•10 May 2017 12:14

Answers: 5

J

Joedreck • 10 May 2017 13:27

Installation of Stove Connection to Chimney

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mb4331•9 May 2017 13:31

Answers: 0

M

mb4331 • 9 May 2017 13:31

Geothermal Energy – Is a Ground Source Heat Pump or Groundwater System Feasible?

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nochmalbauen•1 May 2017 21:27

Answers: 3

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nochmalbauen • 4 May 2017 17:53

Geothermal energy, solar power, and a water-heated fireplace?

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Chris2806•2 May 2017 17:18

Answers: 1

A

Alex85 • 2 May 2017 19:24

Underfloor Heating Control in the Open-Plan Kitchen, Living, and Dining Area

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Hendrik007•25 Apr 2017 13:33

Answers: 3

Mycraft • 25 Apr 2017 18:54

Underfloor Heating or Air Heating in New Construction? (KFW55)

Wissi•22 Apr 2017 13:23

Answers: 7

berny • 23 Apr 2017 11:36

Distances Roof Supply and Exhaust Air Controlled Residential Ventilation

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-•8 Mar 2017 12:50

Answers: 5

M

MODERATOR • 19 Apr 2017 21:38

Ground Source Heat Pump with Trench Collector or Borehole Probe

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bitninja•20 Jan 2017 13:36

Answers: 3

Becker84 • 14 Apr 2017 10:38

Condensing boiler, heating boiler, or combination unit?

J

juus1•1 Apr 2017 22:11

Answers: 2

markus2703 • 3 Apr 2017 06:16

Replacement of Gas Boiler – Is It Advisable and to What Extent?

matze787•1 Apr 2017 18:51

Answers: 0

matze787 • 1 Apr 2017 18:51

Cold despite 20 degrees Celsius air temperature

M

MatzeGalle•11 Mar 2017 05:48

Answers: 26

A

Alex85 • 29 Mar 2017 18:14

Always colder in the attic than on the ground floor?

Nafetsm•6 Mar 2017 21:22

Answers: 54

B

Bieber0815 • 27 Mar 2017 14:51

Air-to-water heat pump in the building permit / planning application

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Coconut•19 Mar 2017 15:13

Answers: 3

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tempic • 21 Mar 2017 07:30

Decision Guide for Installing a New Gas Heating System in a Single-Family Home

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tomcollins•14 Mar 2017 11:28

Answers: 4

wpic • 16 Mar 2017 12:11

Expert Assessment of Underfloor Heating in a Single-Family Home

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Canca42•27 Feb 2017 23:44

Answers: 10

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Canca42 • 15 Mar 2017 21:48

Energy Certificate: Performance Certificate or Consumption Certificate?

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brain1978•14 Mar 2017 19:03

Answers: 8

B

brain1978 • 15 Mar 2017 13:09

KfW55 Radiators with Air-to-Water Heat Pump or Gas Boiler?

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astron•7 Mar 2017 13:35

Answers: 8

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Bieber0815 • 9 Mar 2017 06:32

Underfloor heating: which rooms is it suitable for?

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hachi•2 Mar 2017 14:29

Answers: 1

KlaRa • 2 Mar 2017 19:35

Aluminum Insulation Foil for Underfloor Heating

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joho78•28 Feb 2017 09:15

Answers: 2

J

joho78 • 28 Feb 2017 16:13

Risk of Carbon Monoxide from Pellets (Storage and Combustion Area) in Living Spaces?

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Khullx1•23 Feb 2017 14:52

Answers: 9

Y

ypg • 24 Feb 2017 07:41

Experience with spiral collectors / ground heat exchangers

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expose•15 May 2016 14:49

Answers: 11

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Stinson • 22 Feb 2017 21:14

Is a Vitodens 343 F 11 with a 220-liter buffer tank sufficient?

M

m_c_tom•19 Nov 2016 09:42

Answers: 7

A

andreH • 21 Feb 2017 19:48

Hydraulic low-temperature sensors

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Henny0710•21 Feb 2017 09:05

Answers: 3

K

Knallkörper • 21 Feb 2017 13:46

Condensate Drain Winter

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daytona•27 Jan 2017 08:55

Answers: 15

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SH2017 • 21 Feb 2017 06:39

Older building without central heating

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Glumas•19 Feb 2017 18:47

Answers: 9

E

Elina • 20 Feb 2017 22:52

Kitchen Radiator Issue

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Dr.Bo•16 Feb 2017 19:03

Answers: 2

D

Dr.Bo • 19 Feb 2017 00:07

Reference values wanted: new underfloor heating in a newly built apartment, approximate kWh per m² needed

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rudiherbert•14 Feb 2017 09:32

Answers: 4

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ypg • 14 Feb 2017 16:31

Which type of heating system allows me to heat economically using electricity?

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-•6 Sep 2012 05:17

Answers: 11

M

MODERATOR • 13 Feb 2017 20:03

Experience with Air-to-Water Heat Pump in a KfW55 Energy-Efficient City Villa with Ventilation System (Heat Recovery)

Hessy-James•12 Feb 2017 12:50

Answers: 1

A

Alex85 • 12 Feb 2017 14:53

Water damage. Possible puncture of the underfloor heating system?

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uwe81•5 Feb 2017 17:16

Answers: 25

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Payday • 12 Feb 2017 09:26

Radiators with underfloor heating

McEgg•11 Feb 2017 20:02

Answers: 7

McEgg • 11 Feb 2017 22:32

Room with underfloor heating feels freezing cold

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HilfeHilfe•10 Feb 2017 18:47

Answers: 4

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HilfeHilfe • 11 Feb 2017 07:55

Location of the outdoor unit of the air source heat pump

BAUerMartin•7 Feb 2017 21:24

Answers: 4

D

Deliverer • 8 Feb 2017 14:25

Connections of the underfloor heating system located in the wrong room

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titoz•31 Jan 2017 14:39

Answers: 13

wrobel • 8 Feb 2017 09:48

New heating system (underfloor heating) in the new build is making a terrible noise!

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rudiherbert•6 Feb 2017 09:56

Answers: 4

K

Knallkörper • 7 Feb 2017 14:24

Operation and Adjustment of the Underfloor Heating System

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SirTobi•5 Feb 2017 16:07

Answers: 3

S

SirTobi • 6 Feb 2017 19:02

Underfloor Heating – No Heating Loop Over Thermal Insulation Block

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KrustyDerClown•11 Jan 2017 21:23

Answers: 6

K

KrustyDerClown • 5 Feb 2017 12:57

Converting a Traditional Fireplace

D

DTvomHaus•5 Feb 2017 09:35

Answers: 0

D

DTvomHaus • 5 Feb 2017 09:35

Setting the Heating System Correctly

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oggear51•29 Nov 2016 20:57

Answers: 47

O

oggear51 • 1 Feb 2017 21:16

The actuator remains closed and no longer allows the pin to move upward.

C

crazy5170•29 Jan 2017 21:35

Answers: 12

Mycraft • 31 Jan 2017 18:39

Towel warmers operating at low supply temperatures

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DragonyxXL•26 Jan 2017 10:35

Answers: 15

K

Knallkörper • 27 Jan 2017 19:37

Control of Underfloor Heating After Renovation

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roadrun87•27 Jan 2017 09:11

Answers: 3

Musketier • 27 Jan 2017 11:47

District heating does not meet KfW55 standards?!

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BenutzerPC•22 Jan 2017 09:15

Answers: 13

A

Alex85 • 23 Jan 2017 20:13

The new ventilation system is spreading dust throughout the house.

D

DFH_2016•18 Jan 2017 23:19

Answers: 10

B

Bieber0815 • 22 Jan 2017 20:39

KfW 55 building standard, underfloor heating system with water-heated fireplace

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Sunshine143•22 Jan 2017 17:15

Answers: 0

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Sunshine143 • 22 Jan 2017 17:15

Flow Meters in Heating Circuit Manifolds – State of the Art?

I

iLikeSushi•21 Jan 2017 19:47

Answers: 3

Mycraft • 22 Jan 2017 12:41

Fireplace from a home improvement store / hardware store

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thesit27•20 Jan 2017 12:42

Answers: 2

Y

ypg • 20 Jan 2017 13:31

When to Replace Heating Pipes

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Neckarweg•3 Jan 2016 10:55

Answers: 13

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Bauherr_0877 • 16 Jan 2017 14:39

Incorrectly adjusted heating system – a valid case for warranty in new construction?

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rudiherbert•16 Nov 2016 16:20

Answers: 19

AOLNCM • 16 Jan 2017 12:02

Relative humidity

Bautraum2015•15 Jan 2017 11:30

Answers: 1

Mycraft • 15 Jan 2017 14:18

Is it advisable to lay tiles over existing tiles when using underfloor heating?

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thesit27•5 Jan 2017 07:26

Answers: 5

KlaRa • 6 Jan 2017 10:56

New gas boiler / old one burned out

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kaiserfranz•4 Jan 2017 00:43

Answers: 11

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ypg • 4 Jan 2017 18:09

Connection for a Hydronic Stove

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Tapdance•23 Dec 2016 09:06

Answers: 7

AOLNCM • 4 Jan 2017 11:06

Request for Explanation of the Energy Performance Certificate for a New KfW 70 Multi-Family Residential Building

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rudiherbert•3 Jan 2017 10:30

Answers: 4

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Leser111 • 3 Jan 2017 18:20

Night Storage Heaters vs. Air Conditioning / Infrared Heating

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Nilius80•4 Dec 2016 16:41

Answers: 2

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Leser111 • 2 Jan 2017 16:25

New Construction KfW 55/70 Heating System Consultation

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Florian_1990•22 Dec 2016 11:12

Answers: 3

E

ErikErdgas • 2 Jan 2017 10:15

How to properly seal an unused chimney?

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leinad85•26 Dec 2016 22:48

Answers: 1

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nelly190 • 26 Dec 2016 23:25

Which wood stove (specifications)?

A

Alpandian89•21 Dec 2016 10:36

Answers: 5

M

merlin83 • 21 Dec 2016 23:53

Semi-detached house – choice between split water-source heat pump and gas/solar system

A

AndiTanja•16 Dec 2016 21:28

Answers: 12

E

ErikErdgas • 21 Dec 2016 19:21

Tips for a Fireplace (Room Air-Independent)

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Evolith•14 Dec 2016 11:29

Answers: 14

markus2703 • 19 Dec 2016 07:11

Ventilation grille for wood-burning stove

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Zeltli•12 Dec 2016 20:31

Answers: 1

AOLNCM • 15 Dec 2016 15:21

Sudden increase in HVAC system performance – all filters are clear

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spyron•8 Dec 2016 14:13

Answers: 12

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spyron • 15 Dec 2016 08:25

Is mold growth possible?

M

Merlin73•5 Dec 2016 20:24

Answers: 9

AOLNCM • 6 Dec 2016 12:23

Requesting your assessment of two fireplace designs

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Redsonic•10 Oct 2016 22:44

Answers: 6

jaeger • 1 Dec 2016 23:14

Redundant heating system for a water-based pellet stove?

Judyyy•31 Oct 2016 09:56

Answers: 26

Judyyy • 25 Nov 2016 20:33

Efficiency of Heliotherm Flat Plate Collectors

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Meneike•18 Aug 2016 12:27

Answers: 14

Musketier • 25 Nov 2016 20:29

Heating pipes installed in a disorganized manner

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Steffi33•23 Nov 2016 22:40

Answers: 11

B

Bieber0815 • 24 Nov 2016 11:38

Individual room temperature control in an older building with standard panel radiators

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Umbauer_1234•7 Nov 2016 21:22

Answers: 4

E

ErikErdgas • 22 Nov 2016 15:58

Which Heating System Is Best for a New Build (Prefab House)

B

BFResident•8 Nov 2016 13:05

Answers: 29

T

Tego12 • 20 Nov 2016 12:06

Commissioning of the workshop stove

tekci.mustafa•18 Nov 2016 16:48

Answers: 2

B

Bauexperte • 18 Nov 2016 23:42

Freestanding stove, room air-independent (sealed combustion system)

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Tatze•2 Dec 2011 13:56

Answers: 22

T

toxicmolotof • 17 Nov 2016 21:30

How does a high supply temperature in underfloor heating affect heating costs?

R

rudiherbert•15 Nov 2016 08:58

Answers: 4

B

Bieber0815 • 15 Nov 2016 10:41

The underfloor heating system has a kink after the repair.

bvb09•6 Nov 2016 16:21

Answers: 6

KlaRa • 14 Nov 2016 16:28

District heating versus air-to-water heat pump for KfW 40 Plus standard

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skybiker2000•18 Oct 2016 14:51

Answers: 15

L

Legurit • 12 Nov 2016 13:28

Extremely High Pellet Consumption (200 kg in 3 Days) in a KfW 70 Multi-Family House!

R

rudiherbert•9 Nov 2016 14:35

Answers: 37

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Legurit • 12 Nov 2016 12:14

Which type of heating system is best when replacing a unit after 36 years?

K

kiswiss•14 Jul 2016 20:26

Answers: 24

F

FrankH • 3 Nov 2016 11:04

System for climate control

M

Micha&Dany•24 Oct 2011 06:24

Answers: 1

V

VelBau • 1 Nov 2016 09:45

Supply Temperature for Underfloor Heating in New Construction: 38°C

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rudiherbert•31 Oct 2016 09:49

Answers: 5

R

rudiherbert • 1 Nov 2016 09:16

Experience with a Fireplace Stove from Spartherm

D

daytona•2 Jun 2016 10:41

Answers: 4

Nafetsm • 26 Oct 2016 23:33

Hot Water Storage Tank Size for Ground Source Heat Pump and 4-Person Household

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rabudde•26 Oct 2016 21:25

Answers: 4

G

Grym • 26 Oct 2016 22:45

Underfloor heating: wet or dry installation?

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Tu Hus•17 Mar 2016 20:38

Answers: 27

Kaspatoo • 26 Oct 2016 16:51

No heating system is being approved?!

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Ornberg1•22 Oct 2016 22:16

Answers: 15

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Ornberg1 • 23 Oct 2016 21:40

80 m² bungalow built to KfW 40 energy efficiency standard. Underfloor heating installed throughout.

M

MirkoWedel•22 Oct 2016 15:19

Answers: 2

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Saruss • 22 Oct 2016 20:39

Combined Heat and Power System with Fuel Cell – THE Alternative?

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MirkoWedel•22 Oct 2016 12:34

Answers: 9

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Saruss • 22 Oct 2016 20:30

Underfloor Heating: Common Mistakes Made by Professionals When Installing the Loops

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Calafati•21 Oct 2016 19:06

Answers: 8

Mycraft • 22 Oct 2016 08:41

Heating system concept for a new build based on gas

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Herr Stein•4 Oct 2016 09:25

Answers: 19

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Goldi09111 • 18 Oct 2016 21:29

Underfloor heating supply temperature 20 degrees? Return temperature? Solar support?

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rudiherbert•18 Oct 2016 12:25

Answers: 8

Musketier • 18 Oct 2016 18:22