Mastermax

MASTERMAX START


Vapour-permeable (breather) underlay for roofings.

Store protected against rain
CE mark
Store protected against atmospheric exposure, especially sun-radiation and other heat sources
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UV resistance
Resistance to water penetration or water-tightness (Class W1)

Straightness: <30 mm/10 m
Mass per unit area: 95 g/m2 (±)20 g/m2
Reaction to fire: E
Resistance to water penetration: W1
Water vapour transmission (Sd): 0,05 m (±)0,015 m
Tensile strength (MD/XD): 130 N/5 cm (±25)% / 90 N/5 cm (±25)%
Elongation at maximum tensile force (MD/XD): ~50% / ~60%
Resistance to tearing (MD/XD): 60 N (±25)% / 50 N (±25)%

Dimensional stability (MD/XD): <3% / <3%
Flexibility at low temperature: (-)24°C
Changing of properties after artificial ageing:
Resistance to water penetration: W1
Tensile strength (MD/XD): max. 30% / max. 30%
Elongation (MD/XD): max. 25% / max. 25%
Additional properties:
Temperatur resistance: (+)70°C
Resistance to UV: max. 1 month

Standard roll size: 1,5 m × 50 m = 75 m2/roll

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