WIN PRO+ Inside
IZOTEX® WIN PRO+ Inside is a fully self-adhesive window connection tape for interior sealing of window connection joints. The tape provides an airtight vapour control layer with a high sd value and limits moisture diffusion from the interior into the joint area. The additional adhesive strip on the front side allows quick fixation to the window frame.
- Airtightness tested by ift Rosenheim
- High sd value > 20 m limits moisture diffusion into the connection joint
- Helps reduce the risk of condensation and mould formation in the connection area
- Fully self-adhesive backing for fast and secure installation
- Additional adhesive strip on the front side for quick fixation to the window frame
Technical information
All technical values and test results according to European standards. Custom sizes are produced on request.
| Product Name | IZOTEX WIN PRO+ Inside / Dual Adhesive Window Sealing Tape |
| Composition | PES / PE / A / P |
| Roll Width | 20 / 25 / 30 cm |
| Roll Length | 25 m |
| Mass per Unit Area | 370 gsm |
| Sd Value | > 20 m |
| Air Permeability | < 0.1 m |
| Watertightness | W1 |
| Color | White |
| Working Temperature | -10 °C / +50 °C |
| Storage | Can be stored for 12 months at +15 °C to +25 °C in a dry environment, away from direct sunlight. |
What we offer
Technical precision and easy application – for lasting, reliable sealing.
Vapour Control
Limits moisture diffusion from the interior into the joint area.
High sd Value
sd value > 20 m for effective control of moisture diffusion.
Tested Airtightness
Provides airtight sealing of the window connection joint.
Split Release Liner
Allows step-by-step removal during installation.
Custom Sizes
Project-specific widths available on request.
Plaster-Compatible Surface
Suitable for direct plaster application.
Additional Adhesive Strip on the Front Side
Allows quick fixation directly to the window frame.
Reduces Condensation
Helps reduce the risk of condensation and mould formation in the connection area.
Frequently asked questions
Everything you need to know about IZOTEX WIN PRO+ Inside – quickly and clearly.