Aluminium-bitumen drain

• Branded or non-branded bitumen SBS, can be coated on both sides.
• Bitumen SBS, can only be coated on the underside
• Bitumen. To be supplied by the customer.
• Available upon request: flap in PVC/TPO/EPDM/Mepflex, or a product to be supplied by the customer.
• 2mm thick, 450mm long aluminium tube (standard).
• Bitumen flap, round 480 mm or square 450x450 mm.
• NOTHING is welded, patented expansion system.
• With an O-ring for a watertight and gas-tight seal (available upon request).
• Diameters 75/95/116/130/150 and 190/250 in stainless steel 0.6 mm thick.

Flexibility and watertightness guaranteed.