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Understanding the Basics of Home Plumbing System

5 Steps to Understand the Basics of Home Plumbing System

Plumbing is an integral part of any home, yet it often remains out of sight and out of mind—until something goes wrong. Understanding the basics of your home’s plumbing system can help you maintain it properly, identify issues early, and communicate effectively with professionals when needed. Here’s a primer on the key components and functions of residential plumbing.

The Two Main Subsystems of Home Plumbing

Your home’s plumbing consists of two primary subsystems:

  1. Water Supply System: This subsystem brings fresh water into your home. It is pressurized to allow water to travel upstairs, around corners, or wherever else it’s needed. The water supply system is split into hot and cold water lines.
  2. Drain-Water Vent System (DWV): Once water comes into your home, it has to have a way to leave after it’s been used. This is where the drain-water vent system comes in. It carries waste water away from your house without any pressure, relying instead on gravity.

Components of the Water Supply System

  • Main Shutoff Valve: Usually located near where the main water line enters the house. Knowing where this valve is and how to turn it off is crucial in emergencies.
  • Water Meter: This records your water usage for billing purposes. It’s often located near the main shutoff valve.
  • Pressure Regulator: This device reduces the pressure from the main water line to a level that your pipes can safely handle.
  • Hot Water Heater: Heats the water. From here, the hot water line runs parallel to the cold water line to bring water to fixtures and appliances throughout your home.

Components of the Drain-Water Vent System

  • Drains: Every fixture where water is used has a drain to carry away used water.
  • Traps: These are curved sections of pipe under every sink. They hold water and prevent sewer gases from entering your home.
  • Vent Pipes: These pipes expel sewer gases outdoors and provide air pressure so wastes can flow freely.

Plumbing Fixtures

These are the most visible parts of the plumbing system:

  • Faucets: Control the release of water.
  • Sinks: Basins with drains for water disposal.
  • Toilets: Designed to handle both liquid and solid waste.
  • Showers/Bathtubs: For bathing, these fixtures have both hot and cold water lines.
  • Washing Machines/Dishwashers: Appliances also connected to both the water supply and DWV systems.

Maintenance Tips

  • Regularly check for leaks in faucets and under sinks.
  • Inspect your toilet for hidden leaks by adding a few drops of food coloring to the tank and seeing if it appears in the bowl.
  • Drain your water heater annually to remove sediment buildup.
  • Clean your showerheads and faucet aerators to remove mineral deposits.
  • Know how to use a plunger and a plumber’s snake to unclog minor blockages.
 
Understanding the basics of your home’s plumbing system can save you time, money, and stress. By knowing how your plumbing system works, you can identify and fix minor issues before they become major problems, saving you time and hassle. Regular maintenance is also crucial to keeping your plumbing system running smoothly.
While some plumbing issues can be resolved with DIY methods, it’s essential to know your limits. If you’re unsure or uncomfortable with a particular issue, don’t hesitate to call a professional plumber. They can provide expertise, ensure safety, and guarantee quality repairs and installations.
By staying informed about your plumbing system and performing regular maintenance, you can enjoy peace of mind knowing that your plumbing system is running smoothly and efficiently. Remember, a little knowledge and maintenance can go a long way in keeping the water flowing where it should.

Contact Us

Keith Lawson Services has served the plumbing needs for the Tallahassee area for more than 44 years. We have the tools and expertise to take care of all your plumbing needs.

Give us a call at 850-562-2600 or email us at info@keithlawson.com. We’re available 24/7/365 for emergency service. Follow us on Facebook for more helpful home tips!