Sill Tape


Advantages
- Excellent UV resistance (180 days exposure)
- Long-term durability
- Self-sealing around nail and screw penetrations
- Excellent adhesive strength
- Weathertight & airtight component of your WRB
Areas of application
TESCON EXTOSEAL® sill tape is a flexible flashing tape for use around framed joinery openings as part of flexible or rigid Weather Resistive Barrier (WRB) systems. TESCON EXTOSEAL® provides a windtight and watertight adhesive seal to the substrate forming a weathertight sill to drain water safely to the outside.
Technical specs
Material | |||
Backing | Elastic PE carrier film | ||
Main component | Butyl rubber modified with acrylate | ||
Release film | Silicone-coated PE film | ||
Property | Regulation | Value | Regulation |
Colour | Butyl rubber: grey; film: black | ||
Surface weight | EN 1849-2 | Approx. 1.9 kg/m² | EN 1849-2 |
Thickness | EN 1849-2 | approx. 1.1 mm | EN 1849-2 |
Vapour resistance (MVTR) | ASTM E96 Procedure B | > 500 MN.s/g | ASTM E96 Procedure B |
Resistance to UV exposure | 180 days | ||
Installation temperature | -10 °C to +35 °C | ||
Temperature resistance | permanent -20 °C to +80 °C | ||
Storage | Cool and dry |