• Removable Gravel Stop for use in both tar and gravel and modified roofing • Vandalproof screw down die-cast aluminum strainer • Cast aluminium basket fastened with hex head stainless steel screw • System is serviceable but resistant to vandals • Comes with O-rings for joint seal • Other sizes and pipe lengths available by custom quote • 3” and 4” drains are compatible with U-Flow seals
