UNICO
Bituminous flexible support for PIR/PUR rigid panels
The product is made of fiberglass mat combined with non-woven Polypropylene and breathable film. The insulation panel coupled with LAMEX can be considered as 2 products in 1: it permits an easier, faster and safer application on the roof; the waterproof and the air tightness are guaranteed only with a further complete sealing with the suitable tape along the edges. In this way local condensations and leakages are preserved, avoiding, mould and possible deterioration of thermal insulating
performances.
It is suitable as the upper face of insulating panels for ventilated and micro-ventilated pitched roofs (mainly wooden). It is highly recommended for its specific properties: a strong water impermeability (W1 Class according to EN 13859-1) is provided together with high vapor permeability (Sd = 0,05 m); they prevent condensations and moisture and possible freezing in the panel itself. This system is valid for the sarking system and a good improving opportunity for installers and end
users.
CHECKED CHARACTERISTICS | NORM | UNIT OF MEASURE | VALUE |
---|---|---|---|
Mass per unit area | EN 1849-1 | g/m2 | 220-260 |
Thickness | EN 1849-1 | mm | 0,95±15% |
Tensile Strength | EN 12311-1 | N/5cm | MD: 225-305 CD: 185-247 |
Elongation | EN 12311-1 | % | MD: 0,5-2% CD: 0,5-2% |
Water vapour transmission properties | EN 13859-1 | g/m² x 24h m |
WDD: 325±15% Sd=0,05 23°C 93/50% UR |
Dimensional stability | EN 1107-1 (80°C) |
% | MD: -0,2<ΔL<0 CD: -0,2<ΔL<0 |
Flexibility at low temperature | EN 13859-1 | °C | -10 |
Fire resistance | DIN 4102 | B2 |
The product complies with the requirements of ZVDH (German roofers association) Class USB-B
Advanced facings for rigid boards
Bituminous flexible support for PIR/PUR rigid panels
Upper face with strong water impermeability and high vapor permeability
Flexible support for PIR/PUR rigid boards, fire barrier
Facer that increase the value of weather performances and fire resistances of final gypsum plasterboard
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