Coarse Werner PYE PV 250 S52 is asphalt roofing felt welded on a polyester fabric base, with asphalt coating compound with the addition of SBS elastomer modifier. It serves as a covering roofing felt.

Technical data

• Ingredient content in soluble in chloroform - ≥ 300 g / m2
• Watertight pressure resistance - 10 kPa
• Temperature resistance - ≥ +80 C
• Low temperature flexibility - ≤ -5 ° C
• Maximum tensile force - ≥ along 600 N / 50 mm ≥ across 500 N / 50 mm
• Elongation at maximum tensile force - ≥ along 40% ≥ across 40%
• Fire classification - class E
• Thickness - 5.2 mm
• Roll length - 6 m
• Roll width -1 m
• Coating layer - asphalt with the addition of SBS elastomer modifier
• Support layer - polyester knit fabric with a weight> 250 g / m2
• Upper layer finish - coarse mineral topping