Question: How Do I Find The Main Drain Line In My House?

How do you find a drain line?

Follow that larger-diameter pipe until it exits the basement or crawlspace.

That drain pipe leads to your sewer line, so you at least know which side of your house on which the sewer line is buried.

Carefully dig around the area where the drain line exits your basement or crawlspace..

What is the best main line drain cleaner?

Instant Power Main Line Cleaner clears clogged main sewer lines and lateral/vertical lines. Powerful, non-acid formula dissolves hair, grease, paper and other gunk in drains. Safe for all pipes (including PVC) and septic systems.

Do toilet and shower use same drain?

Here’s the longer answer: Your shower and toilet most likely share a drain line and a vent stack (this setup is called wet venting, more on that later). If either the line or the stack has a clog or blockage, air is forced either up or down your toilet, making the gurgling noise you’re hearing.

How do I find the main drain in my house?

Look behind bushes, or in a metal or plastic box recessed into the ground. The main clean-out fitting is usually a large-diameter pipe with a threaded plug in the top. It may be extending above the ground near an outside wall or may be contained inside a ground box covered by a metal cover.

Are all drains in a house connected?

1: All drain pipes should be connected to a network of ventilation pipes that go up through the roof. … The toilet drain is the largest drain pipe in the house. 4: All household drains meet below the house in a main drain that carries the wastewater to the municipal sewer lines or to a septic system.

How much does it cost to clear a main line?

Main Sewer Line Clog Costs Cleaning a sewer line costs an average of $314 with a typical range between $174 and $467. Snaking or Rodding: $100-$250 or about the cost of a service call. Fixing main line clogs can run twice as much.

How long can you run a sewer line?

There really is no “limit” on the length of run, but you must maintain the fall. As mentioned earlier, every 75 feet code will require a cleanout be installed to clean the line if/and or when necessary.

How do you know if your main line is clogged?

Here are a few signs that it’s your main line that’s clogged.Multiple slow-running drains. If more than one drain is running slow, it’s probably not a coincidence, but an indication that one clog is causing issues for all of them. … Water backing up into other drains. … Gurgling sounds. … Sewage odors coming from the drains.

How do you unclog a main drain without a snake?

How to Unclog a Main Sewer Line Without a SnakeStep 1 – Run Hot Water. Running hot water for 5 to 10 minutes can help shake loose anything that is partially clogging the drain. … Step 2 – Use a Chemical Drain Cleaner. … Step 3 – Apply the Plunger.

Where is a cleanout drain located?

The cleanout is usually a 4-inch-diameter pipe with a screw cap that has a square knob or indentation on the top. It’s most likely going to be popping up from the ground outside your home between the foundation and the street. The cleanout might also be on the side of the home, closest to the bathroom.

How do you clear a main line block without a snake?

Use a Plunger to Clear a Main Drain ClogChoose a toilet on the ground floor.Tape over the tub, sink and shower drains with duct tape. … Get a bellows or force-ball plunger, insert it in the toilet bowl, let it fill with water and then plunge away.

How do I snake the main drain in my house?

How to clean out a main sewer line clogStep 1: Loosen the cap on the drain pipe. … Step 2: Open the cap and let the buildup drain out. … Step 3: Feed the auger cable into the drain pipe. … Step 4: Run the auger until the clog is clear—and beyond. … Step 5: Hose down the pipe and auger cable. … Step 6: Slowly pull the auger back out of the pipe.

How do the sewer lines from your house work?

The drain system within your home works entirely by gravity, allowing wastewater to flow downhill through a series of large diameter pipes. … All wastewater flows to the main waste and vent stack. The main stack curves to become a sewer line that exits the house near the foundation.

Are toilet and shower drains connected?

Sewer Drain Basics This main sewer drain pipe under the yard is connected to the main drain inside the house, which accepts the wastewater from the individual branch drains serving each plumbing fixture, including sinks, tubs, showers, and toilets, as well as the washing machine.

How big is a main sewer line?

four to six inchesSewer lines are typically four to six inches in diameter and sloped downwards to promote the flow of water away from your home and into your city’s sewer.

What does a main sewer line look like?

The main sewer line is a large-diameter pipe that pipe that carries waste from every sink, toilet, and shower in your home, through branch drains that connect into it. … This plug is usually a threaded fitting, but sometimes is a bell-shaped cap, or (more rarely) a rubber bonnet secured with a pipe clamp.

Does washing machine drain into sewer line?

Washing machine drains are fed by an electric pump, which moves water from inside the cleaning drum, through a flexible drain hose on the underside of the machine, and out into your home sewer system where it makes its way out of the house.