REX ROOF 4

Sandwich roof panels PIR

The REX ROOF 4 sandwich panel has a steel trapezoidal profiled external sheet and a light lineair profiled steel internal sheet. The rigid foam core is standard made of PIR (Polyisocyanurate) and this product can be used for building with roof pitches of 4° or more after deflection.

Features

  • Trapezoidal external sheet “ROOF 4”
  • For pitched roofs starting from 4°
  • Fire class B-s2,d0 (standard)
  • Up to 30 minutes fire insulation and integrity (EI30)
  • Cover width 1000 mm
  • Thicknesses from 30 mm to 160 mm
  • Insulation value down to U = 0,12 W/m2 .k
  • Also suitable for PV system installation

Properties

Thickness [D] [mm] Overall Thickness [Dt] [mm] Weight [kg/m²] U-value [W/m²·K] R-Value [m²·K/W]
30 65 11,1 0,66 1,51
40 75 11,5 0,51 1,97
50 85 11,9 0,41 2,43
60 95 12,3 0,35 2,88
80 115 13,1 0,24 4,16
100 135 13,9 0,19 5,16
120 155 14,7 0,16 6,16
130 165 15,1 0,15 6,66
160 195 16,3 0,12 8,16

U-values and R-values acc. EN 14509:2013

Cross section