Sigrist Large Pipe Chase Housing and Curb are among the top weather-tight roof penetration assemblies in the world. Made from laser cut, computer formed aluminum with hand welded seams, this roof penetration system is guaranteed to be free of defect for at least 20 years. The finish on the housing and lid is a UV protected powder coating that is tested to be uniformly thick.The large pipe housing accommodates up to 32 Sigrist Exit Seals. 

Housing Dimensions: 34-in. X 34-in. X 24-in. 

Curb Dimensions:

• 14" Large Curb: 32-in. X 32-in. X 14-in. (length by width by height)
• 18" Large Curb: 32-in. X 32-in. X 18-in. (length by width by height)
• 24" Large Curb: 32-in. X 32-in. X 24-in. (length by width by height)