Bitumen-impregnated sheets
Showing results 1-6 of 6
Bitumen-impregnated sheets – impact damage
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Careless walking on the roof, or impact damage
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The roofing is at the end of its serviceable life
Bitumen-impregnated sheets – deterioration of factory finish
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Surface degradation due to age
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Weathering
Bitumen-impregnated sheets – damaged fixings
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Movement of roofing sheets
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Wind
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Corroded fixings
Bitumen-impregnated sheets – deterioration of roofing
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The roof remains continuously damp due to insufficient cleaning or overhanging branches resulting in the accumulation of leaf debris
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The roofing is at the end of its serviceable life
Bitumen-impregnated sheets – moss or lichen
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Insufficient cleaning
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The roof remains damp due to overhanging branches
Sheet membrane roofing – lifting of sheet joints
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Loss of adhesion at the joint
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Substrate movement has caused damage to the membrane
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Water has got under the membrane causing a breakdown of the adhesive
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The joint is within an area where water ponds
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Adhesive failure at joints