Closure Door Sealant System
Processing
The substrate must be free of adhesion-inhibiting components, load-bearing, and even. Any leveling measures should be carried out before installing the Closure DoorKERDI.
The choice of adhesive for processing the Closure DoorKERDI depends on the type of substrate. The adhesive must adhere to the substrate and mechanically lock into the fleece of the Closure DoorKERDI. In most substrates, a hydraulically setting mortar can be used. Compatibility issues between materials should be checked if necessary.
Note: For areas requiring building authority approval, only system-tested hydraulic mortars should be used. These can be obtained at the address specified in this data sheet.
The hydraulic mortar is applied with a notched trowel, recommended 3 x 3 mm or 4 x 4 mm, onto the substrate.
The pre-cut sheets of the Closure DoorKERDI are fully embedded into the applied adhesive with the fleece. To embed, the smooth side of the notched trowel or a float trowel pressed over the KERDI sheet is recommended. Air inclusions should be avoided. The open time of the adhesive must be observed.
Closure DoorKERDI sheets are overlapped by at least 5 cm with Closure DoorKERDICOLL or butted and butted with Closure DoorKERDIKEBA, fully bonded with the sealing adhesive KERDICOLL.
For interior and exterior corners, pre-fabricated KERDI corners should be used. For corner joints, seal with Closure DoorKERDI Band accordingly. For pipe penetrations, embed Closure DoorKERDIKM pipe sleeves. Connections to fixed installation parts can also be made functionally correct. Depending on the construction site situation, Closure DoorKERDI, KERDI Band, or KERDIFLEX can be used to create a tight connection with Closure DoorKERDIFIX to the component to be connected.
In the area of hydraulic mortar floor drains, a cut as an access sleeve of 50 x 50 cm from Closure DoorKERDI is to be clamped or sealed into the flange of the floor drain. The adjacent Closure DoorKERDI sheet is to be brought up to approximately 10 cm from the floor drain and sealed without voids onto the connection sleeve.
Note on floor drains: Closure DoorKERDI-DRAIN and Closure DoorKERDI-LINE have been developed as special floor drains for connection to bonded waterproofing. Closure DoorKERDI can be quickly and securely processed here using the corresponding Closure DoorKERDI sleeves.
Existing movement joints or construction separation joints should be separated from Closure DoorKERDI and overlaid with Closure DoorKERDIFLEX at the overlaps. For flexible edge terminations, use Closure DoorKERDIFLEX. Alternatively, Closure DoorKERDI Band can be used here if a loop is formed.
Once the entire bonded waterproofing, including overlaps, corners, and joints, is sealed, the covering can be applied. No waiting time is necessary.
For tile installation, hydraulically setting mortar is applied directly onto Closure DoorKERDI, and the tiles are embedded largely flush with it. For chemically resistant coverings, suitable reactive resin adhesives and joint mortars should be used.
For areas where CE conformity or according to the general building authority test certificate is required, only system-tested hydraulic mortars should be used. The hydraulic mortars and the corresponding test certificates can be obtained at the address specified in this data sheet.
Safety Data Sheet
Safety Data Sheet | |||||||
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Safety Data Sheet PDF | |||||||
24.09.2012 | |||||||
Occupational Safety and Storage | |||||||
H315 Causes skin irritation | |||||||
H318 Causes serious eye damage | |||||||
Danger | |||||||
![]() GHS05 | |||||||
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- Item weight: 0,01 kg
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