Extended single-wall roof outlets for cold roofs with integrated PVC sleeve

TOPWET roof outlet for cold roofs with an integrated sleeve of a waterproof membrane based on PVC with a leaf guard. The outlet may be inserted into redeveloped pipes up to a neck, but it has lower drain capacity. Length 400 mm, option of extension up to 1000 mm on request.

DN / outer diameter Outlet length
TWJ BZ 50 PVC DN 50 / 50 mm 400 mm Drawing documentation
TWJ BZ 75 PVC DN 70 / 75 mm 400 mm Drawing documentation
TWJ BZ 90 PVC DN 90 / 90 mm 400 mm Drawing documentation
TWJ BZ 110 PVC DN 100 / 110 mm 400 mm Drawing documentation
TWJ BZ 125 PVC DN 125 / 125 mm 400 mm Drawing documentation



We offer a complete range of products for flat roof drainage systems, TOPSAFE fall protection systems and many other accessories.


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