SiLENTA 3A 3-Layered PP Acoustic Pipe With Single Socket For Sewer Pipe System - DIN 4102 / DIN 2109 Standard (Alternative To Cast Iron) Inner Layer: PP Middle Layer: Mineral Reinforced PP Outer Layer: PP Colour: Light Blue Available Sizes: 40mm, 50mm, 75mm, 110mm, 160mm, 200mm
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