PAJAMAS
Before purchasing pipe, check your PAJAMAS—Pressure, Joint, Material, and Standard. Quickly review each factor to make informed decisions.
Entries by Manuel Navarro
Outside Diameter Guide
A comprehensive listing of outside diameters for all pipe types and sizes in both millimeters and inches. This resource will help you determine the dimensions needed for selection or compatibility.
PVC Pressure Chart
Pressure ratings in PSI for PVC pipe, organized by diameter. Refer to this guide to confirm the pressure each pipe size can safely withstand.
PVC Pressure Pipe Standards
A complete listing of American Society for Testing and Materials (ASTM) standards and related specifications for plastic pipes and fittings. Verify that materials meet recognized industry requirements with this certification of compliance.
Air and Vacuum Prevention + the city plan
A detailed diagram showing the placement of air and vacuum valves along a pipeline, including pressure-release and combination valves at varying elevations. Use this reference when planning water or fluid distribution projects to understand proper valve positioning and system design.
CARICAP Project Map
A regional map highlighting every country where CARICAP has conducted business. View the full scope of our projects across the Caribbean and Central America.