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
A241Aluminum
C241Bronze
C241LLead Coated Bronze
Top Mount Base with 1.750” to 2.500” Range
A243Aluminum
C243Bronze
C243LLead Coated Bronze
A241Aluminum
C241Bronze
C241LLead Coated Bronze
Top Mount Base with 1.750” to 2.500” Range
A243Aluminum
C243Bronze
C243LLead Coated Bronze
241 & 243 Side Mount Pipe Base was last modified: January 9th, 2026 by