Valley membrane roofshield - roll bitumen-polymer roofing and waterproofing material.
It is used for making junctions and valley on pitched roofs. Valley mat can be with large-grain or scaly dressing compound on the top side and powder or small-grain dressing compound on the bottom side of the mat.
|Weight, 1 kg\ sq m.||4,0 - 6,0|
|Weight of the basis, g/sq.m.,not lower||50|
|Binding weight on the underside, kg / sq., not less||1,5|
|Binder fragility temperature, K (°C), not higher than||248(минус 25)|
|Water absorption during 24 hours, mass %, not higher||1|
|Tensile strenght N (kgf), not less Polyester non-woven mat||333(34)|
|Losses of dressing, g / sample, not more||1|
|Heat resistance during 2 hours, at the temperature, C||+100|
|Flexibility at testing on a rod with a radius, mm||25|
|There should be no cracks on the sample surface at a temperature, С, not higher||-15|
|Adhesion of granules, g/sample of loss, not more||0.5|
|Sq m per pack||10|
|Pallet weight with pallet, kg||930|
|Number of packs per pallet, pieces||20|