Plumbing

• What is the title of the module discussed in the study material?


  Plumbing Code of the Philippines
• What does the module provide an in-depth look at?

  The basic plumbing systems, fixtures, categories of plumbers, and relevant regulations
• What are the two settings covered in the module regarding plumbing?

  Residential and commercial settings
• What are learners expected to identify at the end of the module?

  Key plumbing systems and fixtures, and understand their functions
• What is one of the objectives related to plumbers in the module?

  Differentiate between categories of plumbers and their roles
• What is defined as a permanently fixed piece of furniture in a house?

  Fixtures
• What is enamel used for in plumbing?

  It is a glassy substance used to coat the surface of metal, glass, or pottery
• What does siphonage refer to in plumbing?

  The loss of water seal from fixture traps resulting from partial vacuum in the drainage system
• What is the common name for a water closet?

  Toilet
• What is a lavatory used for?

  Washing face and hands
• What is the purpose of a kitchen sink?

  Washing utensils used for cooking, eating, and drinking
• What is the primary function of plumbing?

  To convey and supply water in buildings and dispose of wastewater and other substances
• What are the three main types of plumbing systems?

  Potable, sanitary, and stormwater systems
• What does the potable plumbing system do?

  Brings clean water into your home for drinking, bathing, cooking, and cleaning
• What is the function of the sanitary drainage system?

  Removes wastewater generated by flushing the toilet, taking a shower, doing laundry, and washing dishes
• What does the stormwater system do?

  Drains runoff and snowmelt from the property
• What is the role of a residential plumber?

  To ensure clients' homes have running water and working toilets
• What type of settings do commercial plumbers work in?

  Large commercial settings like office buildings, schools, or hospitals
• How do residential and commercial plumbers differ in terms of building codes?

  Commercial plumbers need to know and follow many different building codes, while residential plumbers only need to know one
• What is a requirement for commercial plumbers regarding permits?


  They often require a permit to install, maintain, repair, or modify a building’s water infrastructure
• Why do commercial plumbing systems require larger equipment?

  To move water throughout the building due to their larger and more complex nature
• What is the role of service and repair plumbers?

  To troubleshoot and repair plumbing systems in both residential and commercial settings
• What do water supply plumbers do?

  They are responsible for the flow of water into a building and install and repair various water tanks and supply lines
• What is the primary responsibility of sanitary plumbers?

  To troubleshoot and repair issues related to sanitary pipes, tanks, and plumbing systems
• What do construction plumbers do?

  They help plan and install plumbing systems for new residential or commercial buildings or remodels
• What are the common types of plumbing fixtures and their designs?

  • Water Closet:
  • Washdown type
  • Siphon jet
  • Siphon-Vortex
  • Reverse Trap
  • Lavatory:
  • Wall-hung lavatory
  • One-piece lavatory
  • Pedestal lavatory
  • Over the counter lavatory
  • Kitchen Sink
  • Urinal:
  • Pedestal Urinal
  • Wall-hung urinal
  • Through urinal
  • Stall Urinal
  • Bidet:
  • Bidet attachment
  • Toilet seat bidet
  • Handheld bidet
• What are the 22 basic principles of plumbing systems?

  1. Supply of pure and wholesome water
  2. Sufficient volume and pressure for fixtures
  3. Minimum quantity of water for performance
  4. Safety from explosion in heating devices
  5. Connection to sewer systems
  6. Basic sanitation requirements for dwellings
  7. Smooth, non-absorbent materials for fixtures
  8. Safeguarding drainage systems
  9. Durable materials and proper workmanship

  10. Water-sealed traps for fixtures

  11. Adequate air circulation in drainage systems

  12. Vent terminals to prevent clogging

  13. Plumbing systems subjected to tests
• What is the first principle of plumbing systems?

  All premises intended for human habitation shall be provided with a supply of pure and wholesome water
• What does the second principle of plumbing systems state?

  Plumbing fixtures, devices, and appurtenances shall be supplied with water in sufficient volume and at pressure adequate to function satisfactorily
• What is the focus of the third principle of plumbing systems?

  To use the minimum quantity of water consistent with proper performance and cleaning
• What does the fourth principle of plumbing systems address?

  Devices for heating and storing water must be designed to prevent dangers from explosion through overheating
• What is required by the fifth principle of plumbing systems?

  Every building with plumbing fixtures must be connected to the sewer system if it abuts on a public sewer
• What does the sixth principle of plumbing systems specify?

  Each family dwelling unit must have at least one water closet and one kitchen-type sink
• What is the seventh principle of plumbing systems about?

  Plumbing fixtures must be made of smooth non-absorbent material and located in ventilated enclosures
• What does the eighth principle of plumbing systems emphasize?

  The drainage system must be designed to safeguard against fouling, deposit of solids, and clogging
• What is the focus of the ninth principle of plumbing systems?

  All piping must be of durable NAMPAP-APPROVED materials and constructed by Registered Master Plumbers
• What does the tenth principle of plumbing systems require?

  Each fixture directly connected to the drainage system must be equipped with a water-sealed trap
• What is the eleventh principle of plumbing systems about?

  The drainage piping system must provide adequate circulation of air free from siphonage, aspiration, or forcing of trap seals
• What does the twelfth principle of plumbing systems state?

  Vent terminals must extend to the outer air and be installed to prevent clogging and the return of foul air
• What is the thirteenth principle of plumbing systems regarding testing?

  Plumbing systems shall be subjected to tests to ensure their functionality and safety