A clogged drain is one of those repairs people pay a plumber for when they absolutely do not have to. The tools cost under fifteen dollars total and the skills transfer to every drain in the house. Here is the straightforward approach for bathroom sinks, tub drains, and kitchen sinks, the three drains that clog most often.
Step 1: Skip the liquid drain cleaners
Chemical drain cleaners like Drano work by generating heat to dissolve clogs, but they also degrade older pipes, corrode metal drain components, and if they sit on a complete blockage, they can cause pressure buildup. They also do nothing for a drain that is slow because of a hair mat or a physical blockage, they just sit on top of it. For most home drains, a drain snake and a hair catcher work better and cost less in the long run.
Step 2: Bathroom sink clogs, pull the pop-up stopper first
Most bathroom sink clogs are in the first six inches of pipe and consist almost entirely of hair and soap scum caught on the pop-up drain stopper. The stopper is the plug-looking piece in the drain. Most unscrew or lift straight out, try turning counterclockwise first, then just lifting. Some are held by a horizontal pivot rod connected to the drain linkage under the sink. To remove those, unscrew the pivot rod nut under the sink (finger tight usually), slide the rod out, and lift the stopper.
Clean the stopper over a trash can (not the sink, you will re-clog it). Insert a plastic hair removal tool, which looks like a thin zip tie with barbs on it, these cost about three dollars for a pack. Push it down the drain, rotate it, and pull slowly. You will pull out a significant amount of material. Run hot water for a minute. In most cases the drain is now fast again.
Step 3: Tub drain clogs, the drum trap or strainer pull
Tub drains collect hair over months. Remove the strainer cover (usually one or two screws) and pull out the material you can reach. Then use the same plastic hair tool or a small hand drain snake to reach further in. Tub drains sometimes have a drum trap, a cylindrical clean-out near the tub, that older homes use. If the drain is still slow after clearing the strainer, that trap may need to be opened and cleared. It has a large screw-off cap, and clearing it is messy but straightforward.
If you have a tub with an overflow plate (the oval plate on the wall near the faucet), the linkage behind it connects to the drain stopper. Occasionally that linkage gets out of adjustment and holds the stopper partially closed. Unscrew the overflow plate, pull out the linkage, and check that the stopper at the bottom of the tub lifts fully when the lever is in the open position.
Step 4: Kitchen sink clogs, the P-trap is your first stop
Kitchen sink clogs are usually grease and food debris. Do not pour grease down the drain, it solidifies in the pipe and builds up a layer every time, eventually blocking flow completely. If the drain is slow or stopped, start by clearing the P-trap. Place a bucket under the curved pipe under the sink, unscrew the slip nuts by hand (or with pliers if they are tight), slide the P-trap out, dump the contents into the bucket, and rinse it clean. Reinstall, hand tighten, run water to test for leaks, and tighten more if needed.
If the P-trap was clear but the drain is still slow, the blockage is further in the pipe. A hand drain snake or a 25-foot electric snake (rental for about fifteen dollars at any hardware store) reaches far enough to clear most kitchen line clogs. Feed the cable in, crank it forward, and work it back and forth until it breaks through. Pull the snake out slowly while rotating to pull debris with it.
Step 5: Prevent the next clog
Hair catchers for shower and tub drains cost one to two dollars and catch nearly all clog-causing hair before it enters the pipe. Emptying them weekly takes ten seconds. For kitchen drains, a sink strainer catches food debris before it enters the drain. Pouring a kettle of boiling water down the drain weekly helps melt grease buildup before it becomes a clog.
For the tools you need, a good set of pliers for P-trap nuts, a drain snake that fits in a cabinet, and a screwdriver for drain covers, a compact tool set handles all of it. The HOTO tool kit is a practical option for someone who wants proper tools without filling a garage with gear.
Unclogging a drain yourself takes about twenty minutes the first time. A plumber for the same job runs anywhere from $75 to $200. If you want to get serious about handling your own home maintenance and cutting those service calls out of your budget, the Broke Mom Home Reset ($17) is worth going through, it is full of exactly this kind of practical guidance for managing a house on a real budget.
Before your next project, check out this Amazon staple that makes the job a lot easier.
