PPR-C Pipe Specification

DPWH Blue Book

National Structural Code of the PhilippinesNSCP Volume 1 Fourth Edition

Engineered Plumbing Design II ASPE Dr Steel

Dictionary of Environmental Sciences

WileyAUDEL Plumbers Pocket Manual 10th Edition

DPHW BLUE BOOK

Rules 7 & 8

PPR Pipe Info

Philippine Master Plumber Roster of RMP

ASTM D3034

PB 220 HLURB

Architect Reviewer

Application for Foreign Architects