Method for renovating and reconstructing wet rooms, and renovation set for this purpose

1. A method for the renovation and new construction of wet rooms in which large-format panel modules ( 10 ; 10 ′) are attached to a wall ( 15 ) and/or a floor ( 14 ) and/or a ceiling of the wet room, comprising the following steps:

a) providing panel modules ( 10 ; 10 ′) comprising a water-impermeable coating or a water-impermeable core ( 11 ) for installation in the wet room;

b) determining an installation position of the panel module ( 10 ; 10 ′) on the floor ( 14 ) and/or the wall ( 15 ) and/or the ceiling of the wet room;

c) attaching at least one water-resistant sealing strip section ( 16 ; 17 ) on the wall ( 15 ) and/or on the floor ( 14 ) and/or on the ceiling of the wet room in a position which forms an outer contour ( 20 ) of the panel module ( 10 ; 10 ′);

d) applying a water-resistant sealing adhesive to the at least one sealing strip section ( 16 ; 17 ) attached to the floor ( 14 ) and/or the wall ( 15 ) and/or the ceiling of the wet room in such a manner that the watertight sealing adhesive continuously underlays the edge regions of two of the panel modules ( 10 ; 10 ′) that are adjacent to each other in the fully assembled state; and

e) pressing a first of the panel modules ( 10 ; 10 ′) onto a first subregion of the sealing adhesive in a position in which the sealing strip section ( 16 ; 17 ) and a second part of the sealing adhesive protrude beyond the outer contour ( 20 ) of the panel module ( 10 ; 10 ′) such that a second of the panel modules ( 10 ; 10 ′) following the first of the panel modules ( 10 , 10 ′) covers the part of the sealing strip section ( 16 ; 17 ) protruding beyond the first of the panel modules ( 10 ; 10 ′) and the second part of the sealing adhesive and that a seal point can be produced between the first and second of the panel modules ( 10 ; 10 ′) which prevents moisture from reaching the wall ( 15 ), the floor ( 14 ) or the ceiling through a joint ( 24 ) formed between the panel modules ( 10 ; 10 ′),

wherein for connecting the two of the panel modules ( 10 ; 10 ′) that are adjacent to each other and are lying in one plane, the sealing strip section ( 17 ) is laid flat on the floor ( 14 ) and/or on the wall ( 15 ) or the ceiling when it is attached, so that a flat overlap area ( 19 ) of the two of the panel modules ( 10 ; 10 ′) that are adjacent to each other and are lying in one plane and are pressed against one another is produced, wherein the two of the panel modules ( 10 ; 10 ′) that are adjacent to each other and are lying in one plane are arranged on at least one adhesive bead ( 22 , 22 ′), and

wherein for connecting the two of the panel modules ( 10 ; 10 ′) that are adjacent to each other and are arranged at an angle to one another, the sealing strip section ( 16 ) is placed with a respective half on the regions of walls ( 15 ) and/or floors ( 14 ) forming the angled connection and then adhesive beads ( 22 , 22 ′) are applied to the angled sealing strip section ( 16 ).

2. The method as claimed in claim 1 , wherein the panel modules ( 10 ; 10 ′) comprise a cover layer ( 13 ) embedded in cementitious mortar, an adhesive layer ( 12 ), and a wearing layer ( 31 ).

3. The method as claimed in claim 1 ,

wherein the two of the panel modules ( 10 ; 10 ′) that are adjacent to each other and are lying in one plane are arranged on two adhesive beads ( 22 , 22 ′) lying at a distance ( 21 ) to one another.

4. The method as claimed in claim 1 , wherein the sealing strip section ( 16 ), over a transition area ( 18 ) of the floor ( 14 ) to the wall ( 15 ), is first adhesively attached to the floor ( 14 ) abutting against the wall ( 15 ) and, after the panel module ( 10 ; 10 ′) has been placed and pressed onto the floor ( 14 ), to the wall ( 15 ), by means of an additional adhesive.

5. The method as claimed in claim 4 , wherein the sealing strip section ( 17 ) bonded to the wall ( 15 ) and perpendicular to the floor ( 14 ) is laid to at least partially overlap the sealing strip section ( 16 ) running along the transition line ( 18 ) of the floor ( 14 ) to the wall ( 15 ) so that watertight seal points can also be formed in the area where two sealing strips ( 16 , 17 ) intersect.

6. The method as claimed in claim 1 , wherein at least one adhesive bead ( 22 ″) guided between the laid sealing strip sections ( 16 ; 17 ) is applied to the floor ( 14 ) and/or to the wall ( 15 ).

7. The method as claimed in claim 1 , wherein at least one recess or continuous aperture ( 25 ) for a pipe opening ( 26 ) is worked into the panel module ( 10 ; 10 ′).

8. The method as claimed in claim 7 , wherein in order to mount the panel module ( 10 , 10 ′) with the continuous aperture ( 25 ) on a floor ( 14 ) or a wall ( 15 ), the following procedure is carried out:

applying sealing adhesive to the wall ( 15 ) around the pipe opening ( 26 );

inserting a flat sealing collar ( 28 ) and pressing the flat sealing collar ( 28 ) into place;

applying sealing adhesive without interruptions to the sealing collar ( 28 ); and

pressing the prefabricated panel module ( 10 , 10 ′) with the continuous aperture ( 25 ) upon the adhesive beads ( 22 ″).

9. The method as claimed in claim 1 , wherein a decoupling strip ( 41 ) is applied on at least one outer edge of a panel module ( 10 , 10 ′) on the wall ( 15 ), so that the panel module ( 10 , 10 ′) on the wall and the wall ( 15 ) are decoupled from one another in the fully installed state.

10. The method according to claim 1 , wherein the top edge of the sealing strip section ( 16 ) matches the height of the panel module ( 10 ) so that the sealing strip section ( 16 ) does not project beyond the panel module ( 10 ).

11. The method as claimed in claim 1 , wherein a foam strip, a sheet metal strip, a foil strip, a plastic strip, a hydrophobic sealing tape strip or a building panel strip is provided as the sealing strip section ( 16 ; 17 ).

12. A renovation kit ( 50 ) for carrying out a method for the renovation and new construction of wet rooms in which large-format panel modules ( 10 ; 10 ′) are attached to a wall ( 15 ) and/or a floor ( 14 ) and/or a ceiling of the wet room, comprising:

at least one large-format panel module ( 10 , 10 ′) comprising a water-impermeable coating or a water-impermeable core ( 11 ), comprising a building panel ( 30 ), a wearing surface ( 31 ) and at least one intermediate cementitious bonding layer ( 12 );

at least one sealing tape, from which the sealing strip sections ( 16 , 17 ) can be cut to size; and

a water resistant sealing adhesive,

wherein the method for the renovation and new construction of wet rooms comprises the following steps:

a) providing the panel modules ( 10 ; 10 ′);

b) determining an installation position a first of the panel modules ( 10 ; 10 ′) on the floor ( 14 ) and/or the wall ( 15 ) and/or the ceiling of the wet room;

c) attaching at least one water-resistant sealing strip section ( 16 ; 17 ) on the wall ( 15 ) and/or on the floor ( 14 ) and/or on the ceiling of the wet room in a position which forms an outer contour ( 20 ) of the first of the panel modules ( 10 ; 10 ′);

d) applying a water-resistant sealing adhesive to the at least one sealing strip section ( 16 ; 17 ) attached to the floor ( 14 ) and/or the wall ( 15 ) and/or the ceiling of the wet room in such a manner that the watertight sealing adhesive continuously underlays the edge regions of the first of the panel modules ( 10 , 10 ′) and a second of the panel modules ( 10 , 10 ′) adjacent to the first panel module ( 10 ; 10 ′) in the fully assembled state; and

e) pressing the first panel module ( 10 ; 10 ′) onto a first subregion of the sealing adhesive in a position in which the sealing strip section ( 16 ; 17 ) and a second part of the sealing adhesive protrude beyond the outer contour ( 20 ) of the first panel module ( 10 ; 10 ′) such that the second panel module ( 10 ; 10 ′) following the first panel module ( 10 , 10 ′) covers the part of the sealing strip section ( 16 ; 17 ) protruding beyond the first panel module ( 10 ; 10 ′) and the second part of the sealing adhesive and that a seal point can be produced between the first and the second panel module ( 10 ; 10 ′) which prevents moisture from reaching the wall ( 15 ), the floor ( 14 ) or the ceiling through a joint ( 24 ) formed between the first and the second panel module ( 10 ; 10 ′),

wherein for connecting the two of the panel modules ( 10 ; 10 ′) that are adjacent to each other and are lying in one plane, the sealing strip section ( 17 ) is laid flat on the floor ( 14 ) and/or on the wall ( 15 ) or the ceiling when it is attached, so that a flat overlap area ( 19 ) of the two of the panel modules ( 10 ; 10 ′) that are adjacent to each other and are lying in one plane and are pressed against one another is produced, wherein the two of the panel modules ( 10 ; 10 ′) that are adjacent to each other and are lying in one plane are arranged on at least one adhesive bead ( 22 , 22 ′), and

wherein for connecting the two of the panel modules ( 10 ; 10 ′) that are adjacent to each other and are arranged at an angle to one another, the sealing strip section ( 16 ) is placed with a respective half on the regions of walls ( 15 ) and/or floors ( 14 ) forming the angled connection and then at least one adhesive bead ( 22 , 22 ′) is applied to the angled sealing strip section ( 16 ).

13. The renovation kit ( 50 ) as claimed in claim 12 , wherein the sealing adhesive is contained in a tube, wherein a nozzle-like opening is provided on or attachable to the tube from which opening the sealing adhesive can be pressed out.

14. The renovation kit ( 50 ) as claimed in claim 12 , wherein the sealing tape is a solvent-free butyl adhesive tape.

15. The method as claimed in claim 1 , wherein the two of the panel modules ( 10 ; 10 ′) that are adjacent to each other and are lying in one plane are arranged on a single adhesive bead that is wide enough to completely seal both edge areas of the two of the panel modules ( 10 , 10 ′) that are adjacent to each other and are lying in one plane.