balcony and terrace drain DN50/75 with ball-joint outlet (for horizontal and vertical use), bitumen membrane d 420 mm for perfect and easy lap-joint waterproofing with bituminous membranes, frost- and drought-proof flap seal, cut-to-size plastic grate frame 12 - 70 mm / 123 x 123 mm and stainless steel grate 115 x 115 mm. Comes with lot cover.