50mm siphonic roof drain outlet for bitumen membranes

BLÜCHER®'s 50mm roof drain outlet is used for vacuum, and has a flange for bitumen roof membranes. It is a vertical 50mm diameter outlet. Weight: 1,96 kg. Material: stainless steel grade AISI 304 The following products can be used with the drain: Lower part type no. 401.004.XXX or lower part type no. 402.004.XXX Insulation type no. 400.001.XXX