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Sealing felt Indoors
For sealing joints, window perimeter joints and perimeter sealing in indoor environments.
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A Würth sealing system product
The individual components of the Würth sealing system are compatible with each other as far as the materials are concerned.
Invisible once installed
Can be plastered with a fast, clean job.
Airtight and impermeable to water vapour
The specifications of the applicable German heat insulation ordinance and DIN 4108 Part 7 are fulfilled when the product is used correctly and professionally.
Excellent adhesive strength
- Given the butyl rubber composition
- One side covered by synthetic TNT
- Also includes a self-adhesive assembly strip
The usage instructions are recommendations based on the tests we have conducted and based on our experience; carry out your own tests before each application. Due to the wide range of applications and storage and processing conditions, we do not assume any liability for a specific application result. We do not assume any liability for any technical information or advice provided free of charge by our customer service. Therefore, before using the product, anyone intending to make use of it must determine whether it is suitable for its planned use and, in any case, assumes all liability that may derive from its use. We ensure the consistent quality of our products. We reserve the right to make technical changes and other developments.
- Internal window perimeter joints that need to be plastered afterwards
- For indoor sealing and perimeter sealing of façade and greenhouse structures
1. Preparation:
The surfaces must be dry, free from dust, grease and solids. A butyl primer should be used on highly absorbent mineral surfaces.
2. Fixture installation:
Remove the protective film from the self-adhesive strip and apply the sealing tape on the back of the window frame. Prepare the window and fill the foam joint with PURLOGIC Top or PURLOGIC Flex.
3. Masonry installation:
Remove the protective paper from the butyl, affix the butyl strip on the wall and firmly press using a press-on roller.
Select RAL-colour code
!! NOTE: On-screen visualisation of the colour differs from real colour shade!!