For a bathroom sink drain you should be fine using a top snake unless it is a particularly tough clog.
How to unclog a bathroom sink drain in the wall.
The chemical reaction from the baking soda and vinegar may be able to dislodge the blockage in your pipe.
If the clog is in a kitchen sink lift out the removable basket strainer.
Snake the drain with the trap and trap arm removed you can access the drain pipe to snake the bathroom sink drain.
An old plunger head can do wonders.
This mixture will start to fizz immediately and should be promptly poured down the drain.
Make sure that it is set to liquid first and cover its vent to avoid causing a mess.
Baking soda and vinegar.
This may take time but it will eventually clear.
Allow your sink to drain completely.
Be sure to put a bucket under the pipe before removing it.
Try lifting it out or turning and lifting.
Simply mix 1 3 cup of baking soda with 1 3 cup of vinegar in a measuring cup.
If you have the time and energy after boring through the clog clean the sides of the pipe by attaching a finishing tool to the cable and running the full length of the cable down the drain.
A tight seal should cover the drain to allow the vacuum to exert maximum sucking action.
Pour 1 4 cup of baking soda into your drain.
My first line of defense for unclogging a stopped up drain is to check the p trap the elbow shaped pipe under the sink.
If you have one at home a wet and dry vacuum is also an effective way of unclogging your bathroom sink.
If you need to unclog a slow running bathroom sink drain pour baking soda down the drain followed by vinegar then plug the drain with a rag or a sink stopper.
Home supply stores and hardware companies sell inexpensive drain snakes that can be fed down the drain past the p trap and into the wall drain pipe.
Add 1 1 4 cup of white vinegar to the drain using the same funnel.
This is an old method of unclogging drains that has proven to be very effective in bathroom sinks.
You can use a funnel to make sure all of the baking soda goes down the drain.
Serrated drain snakes can easily be used to hook the clog break it and pull it out.
To run the drain snake position yourself with the snake close to the opening of the drain pipe.
Fill the sink bowl tub or shower pan with several inches of water.
If the clog is in a bathroom sink remove the drain stopper.