Revised National Plumbing Code of The Philippines
2021-11-9u2002·u2002The basic goal of the 1999 National Plumbing Code of the Philippines is to ensure the unqualified observance of the latest provisions of the plumbing and environmental laws. Principle No. 1 A11 premises intended for human habitation, occupancy or use shall be provided with a supply of pure and wholesome water, neither connected with unsafe ...
Get Price