Important Notes regarding th USPS-4C Mail Receptacles for Architects and Specifiers 
 
 
USPS-4C Catalogue  
 
Important Excerpts from the USPS-4C Final Rulings  
3-Part Specifications for USPS-4C Horizontal Mailbox  
 
Installation Manual (Letter)  
Installation (Height) Requirement  
Installation (Height) Requirement (autocad)  
Mailbox Cabinet Installation  
Mailbox Cabinet Installation (autocad)  
Suggested Wall Installation Construction  
Suggested Wall Installation Construction (autocad)  
 
Warranty Sheet  
Maintenance Sheet