Cast pipe bases can be drilled and tapped either for top, side, or dual mounting on pipes. Base sizes range from 1.314″ to 1.900″ and 1.750″ to 2.500″. Each base is numbered for easy ordering. Available for air terminal sizes 3/8″, 1/2″, and 5/8″. Specify when ordering. UL Listed.
Top Mount Base with 1.314″ to 1.900″ Range
A240Aluminum
C240Bronze
C240LLead Coated Bronze
Top Mount Base with 1.750″ to 2.500″ Range
A242Aluminum
C242Bronze
C242LLead Coated Bronze
A240Aluminum
C240Bronze
C240LLead Coated Bronze
Top Mount Base with 1.750″ to 2.500″ Range
A242Aluminum
C242Bronze
C242LLead Coated Bronze
240 & 242 Top Mount Pipe Base was last modified: January 9th, 2026 by