The PVC used in the production of PVC systems in Tekla is 100% recyclable and made with calcium-zinc organic additives, devoid of tin and lead, harmful to humans and the environment
AIR PERMEABILITY (in accordance with EN 1026 - UNI EN 12207)
class 4 *- top class 4
WATER TIGHTNESS (in accordance with EN 1027 - UNI EN 12208)
E1350 * - top class 9A
WIND RESISTANCE (in accordance with EN 12211 - UNI EN 12210)
class B4 * - top class: C5
THERMAL TRANSMITTANCE (UNI EN ISO 10077/1-2)
UF central: = 1,3 W/m2K**
UF lateral: = 1,4 W/m2K**
Uw: = 1,2 W/m2K**
* Test report n. 0020/2013 consorzio legno legno. Size window: mm 1300x2300 2 leaf and glass Ug = 0,8 W/m2K ** Test report n. 0026U/13 consorzio legno legno. Size window: mm 1230x1480 2-leaf and glass Ug = 0,8 W/m2K *** with glass 44.1 A - 20 - 66.2 A, Rw = 48 (-2,-7)