The drain pipe is a crucial part of the plumbing system under the kitchen sink. It is responsible for carrying all the wastewater from the sink to the main sewer line or septic tank. This pipe is usually made of PVC or metal and has a curved shape to create a trap for debris and prevent it from clogging the main line. It is important to regularly check and clean the drain pipe to avoid any blockages that could cause a backup in your sink.Drain Pipe
The water supply line is the pipe that brings fresh water into your kitchen sink. This line is connected to the main water supply of your house and is responsible for providing water for cooking, cleaning, and drinking. It is essential to have a properly functioning water supply line to ensure a steady flow of clean water in your kitchen. If you notice any leaks or decrease in water pressure, it may be a sign of a damaged supply line that needs to be replaced.Water Supply Line
The P-trap is a curved pipe that is shaped like the letter "P" and is located under the sink. Its main purpose is to prevent sewer gases from entering your home by creating a water seal. The water in the trap acts as a barrier between your home and the sewer system. This trap also collects debris and prevents it from clogging the drain pipe. If you notice any foul odors coming from your sink, it could be a sign that your P-trap needs to be cleaned or replaced.P-Trap
The shut-off valve is an essential component of the plumbing under the kitchen sink. It is responsible for controlling the flow of water into your sink and allows you to turn off the water supply in case of a leak or when you need to do repairs. If you are experiencing any leaks from your sink, the first thing you should do is turn off the shut-off valve to avoid any further damage. It is important to know the location of your shut-off valve in case of emergencies.Shut-Off Valve
If you have a garbage disposal under your kitchen sink, it is important to know that it is not connected to your plumbing system. The garbage disposal is an electrical appliance that shreds food waste into small pieces and sends it down the drain. It is important to use your garbage disposal properly and avoid throwing any non-food items or tough food scraps down it, as it can cause damage and clog your drain pipe.Garbage Disposal
The drain basket is a small strainer that sits in your sink's drain opening. Its main purpose is to catch large food particles and prevent them from going down the drain and clogging it. It is important to regularly clean the drain basket to avoid any buildup of debris, which can cause foul odors and slow drainage. Some drain baskets also come with a stopper, which can be used to fill your sink with water.Drain Basket
The drain stopper is a small plug that sits inside the drain and can be lifted or pushed down to open or close the drain. It is usually attached to a lever or knob on the top of the sink for easy access. The drain stopper is useful when you need to fill your sink with water for washing dishes or when you want to prevent any debris from going down the drain. If your drain stopper is not functioning properly, it may need to be replaced or adjusted.Drain Stopper
The supply line connectors are the fittings that connect the water supply line to the faucet and other fixtures under the sink. These connectors are usually made of brass or plastic and have a threaded end that screws onto the supply line. It is important to regularly check these connectors for any leaks or damage, as they can cause water damage to your cabinets and flooring if left unnoticed.Supply Line Connectors
Plumbing tape, also known as Teflon tape, is a thin white tape that is used to seal plumbing connections and prevent leaks. It is usually wrapped around the threads of pipes and fittings to create a tight seal. Plumbing tape is an essential item to have when doing any repairs or installations under the kitchen sink. It is also important to use the right type of plumbing tape, as there are different types for different types of pipes.Plumbing Tape
A plumbing wrench, also known as a basin wrench, is a tool used to tighten or loosen plumbing connections. It has a long handle with an adjustable jaw on one end, which makes it perfect for reaching tight spaces under the sink. This tool is a must-have for any plumbing repairs or installations, as it allows you to easily access and tighten or loosen hard-to-reach fittings.Plumbing Wrench