UNDERLAY PRO 500

UNDERLAY PRO 500 – Used for pitched roofs as additional waterproofing when covering the roof with all types of bituminous, ceramic tiles, slate plates, wooden shingles or tin. With the help of thermo-active bituminous tapes, the membrane layers stick to each other, thus increasing the tightness of the waterproofing layer.

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Description

CHARACTERISTICS Meaning
Length x width, m 25 x 1
Thickness, mm 1.2±0.20
Mass per unit area, kg/m2 0.5±0.03
Flexibility at low temperatures, °C ≤ -20
Flow resistance at elevated temperature, °C ≥ 120
Tensile strength: elongation, % 30/30 ±15
Tensile strength: maximum tensile force,
N/50 mm		 500/500 ±100
Resistance to nailing, N ≥ 150
The basis polyester
Top/bottom protection polypropylene
fabric/sq. sand

 

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