LOW PROFILE DESIGN: The Acme PVC Thru-Wall Scupper is an ideal product for draining water from commercial low-slope roofs where the roof meets the parapet wall. It comes pre-fabricated and ready to be installed with an attractive low profile design. COMMERCIAL GRADE MATERIAL: The PVC Thru-Wall Scupper is made from 24-gauge galvanized metal and high-quality PVC. Acme Cone offers a weld guarantee to ensure each scupper is 100% water-tight. DIMENSIONS: The 4” option measures 4” H x 4” W x 12” D and the 6” measures 6” H x 6” W x 12” D. It is available in 3 color options (white/grey/tan). It’s time to Flash Smarter. The Acme Thru-Wall Scupper comes ready to install and it is ideal for draining water from commercial low-slope roofs where the roof meets the parapet wall. It is fabricated from 24-gauge galvanized metal and PVC. The membrane skirt reaches a full 2” past the metal flanges, the Acme Thru-Wall Scupper easily installs with an attractive low profile after being fastened to the roof deck and wall. The Acme 4” Thru-Wall Scupper measures 4" high, 4" wide, and has a 12" depth. The 6" Thru-Wall Scupper measures 6" high, 6" wide, and has a 12" depth. The metal flange measures 4" and the membrane flange measures 6".