The roofing underlayment „TRIO“ comes with an integrated self-adhesive tape intended for the economical bonding at the longitudinal coverage overlap of the sheets.
| Length |
50 m (±0.5 m) |
| Width |
1.5 m (±0.015 m) |
| Straigthness |
passed |
| Surface-related mass |
210 g/m² |
| Fire resistance |
Class E |
| Resistance against water penetration |
W1 |
| Water vapour permeability sd |
0,03 m |
| Tensile strength |
Lengthwise 380N |
| |
Transverse direction 425N |
| Expansion |
Lengthwise 50% |
| |
Transverse direction 65% |
| resistance against tear propagation |
Lengthwise 500N |
| |
Transverse direction 440 N |
| Dimensional accuracy |
2% |
| Cold bending behaviour |
At -20° C passed |
| Polypropylene sheet |
four-coat |