UL Listed

Cast aluminum base with stainless steel U-bolt, nuts and washers. Fits pipes up to 4.5" (11.43cm) OD.  For mounting air terminals to the top of horizontal pipes or railings where conductor is not required. 6-1/4" x 6-1/2" x 1-1/2" (15.9cm x 16.5cm x 3.8cm); approximately 12.4 oz. (351 grams). Use suffix 1/2 or 5/8 to denote air terminal thread size.