How to insulate the underfloor heating supply lines (to prevent overheating of the room)?

  • Erstellt am 2021-03-08 20:26:33

annab377

2021-03-08 20:26:33
  • #1
Hello, the general contractor has changed the position of the heating circuit distributor on the upper floor because the riser shaft for the underfloor heating was rearranged. Now, almost all underfloor heating feed lines for the entire upper floor run through one room. We are now wondering, during the implementation of the underfloor heating installation, how best to insulate the feed lines so that the room does not overheat at the narrow point of all the feed lines? Is it possible to cover them with something? Naturally, taking into account that the cement screed with a total height of 65 mm does not cause any problems. We have selected 17x2 pipes, which we want to staple onto an EPS foldable insulation. How did you insulate the underfloor heating feed lines to prevent overheating at the respective spot? Let us know what ideas you have. Cheers
 

nordanney

2021-03-08 22:40:45
  • #2
Last house a few years ago: did nothing New house shortly before heating installation: did nothing Experience from other construction projects: did nothing If, for example, all lines run through the hallway and from there into the individual rooms, one could consider not assigning the hallway its own circuit. Otherwise, a spot just "overheats" to how many degrees? 25 or 26? One can live with that.
 

Nida35a

2021-03-09 00:20:27
  • #3
nothing happens at all,
you only notice a different floor temperature barefoot if it is otherwise a cold room
 

T_im_Norden

2021-03-09 07:13:03
  • #4
Overheating will not occur there because the temperature in the pipes remains constant. However, the heat input must be taken into account in the calculation for the room. How is [solider Raum] used?
 

guckuck2

2021-03-09 07:59:31
  • #5
I have neighbors here who definitely have problems with HKV in the children's room. Besides the exceptionally high pipe density due to the supply/return flow to all rooms on the upper floor, the main line also runs from bottom to top. The room is 3-4 degrees warmer than the other rooms.

I wouldn't accept that.
 

bauenmk2020

2021-03-09 12:59:15
  • #6
Alternatively, design the flooring separately so that the thermal transmittance coefficient is higher than in the other rooms. For example, with additional insulation/impact sound insulation. Execute the parquet/vinyl sufficiently thick and lay it floating. In theory, this should reduce the "effectiveness" of the underfloor heating. What is of course not prevented, is the heating of the screed underneath.
 

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