Aluminium soakers are uses when forming a pitched roof against an existing wall. These aluminium soakers are pre-fabricated to a 90 degree angle, and are inserted between successive courses to make a waterproof joint.Aluminium soakers are a lightweight and durable alternative to lead.TechnicalLength : 14" (350mm).Width : 6" (150mm).Bent : 3" x 3" (75mm x 75mm).Thickness : 0.5mm.