How do you use CLR to unclog a drain?

Asked By: Rosaida Sakovich | Last Updated: 2nd January, 2020
Category: style and fashion bath and shower
4.3/5 (1,594 Views . 22 Votes)
using CLR Power Plumber
  1. Place a stopper in the drain.
  2. Fill tub or sink with 6–7 inches of water — enough to completely cover the CLR Power Plumber cap.
  3. Remove the stopper.
  4. Block the overflow with a damp sponge or cloth and hold firmly.
  5. Place the can's cap over the drain opening and press firmly for 1 second.

Click to see full answer


Regarding this, how do you use CLR on a drain?

How To Use CLR To Unclog A Drain

  1. Fill sink with enough water to submerge can's cap.
  2. Block overflow with damp rag or sponge and hold firmly.
  3. Place can's cap over drain opening and press firmly for one second. Repeat if necessary.

Furthermore, what should you not use CLR on? Do not use CLR on any natural stone or marble (including cultured marble), terrazzo, colored grout (any other color than white), any painted, coated, sealed or metallic glazed surfaces, plastics, laminates, Formica, Corian, aluminum, galvanized metals, nickel, oil rubbed bronze, brass, copper, steam irons, leaded

Subsequently, one may also ask, is CLR safe for PVC pipes?

CLR is safe on all PVC as well as copper plumbing and septic safe. CLR is not recommended for use on painted surfaces, colored grout, aluminum, etched glass, Formica, natural stone, brass, copper or other certain metals.

Does CLR dissolve hair?

Whink Hair Clog Blaster will quickly dissolve hair clogs and get drains flowing smoothly. Green Gobbler Drain Clog Dissolver uses non-caustic, biodegradable ingredients to dissolve drain blockages. CLR Power Plumber blasts through hair and grease clogs with no chemicals and no messy plungers.

39 Related Question Answers Found

Will CLR clear a clogged drain?

CLR Power Plumber clears almost all household clogged or sluggish drains in seconds without the use of harsh chemicals, acids or lye. It is safe to use on all sound plumbing and works on almost any clog including hair, grease, food and soap build-up.

Can you use vinegar and baking soda to unclog a drain?

vinegar and 1. c very hot water down on top of the baking soda. Cover with a drain plug (to keep the reaction down below the drain surface) if you have one and let it sit for 5-10 minutes. Flush one more time with a pot of boiling water.

What's the best homemade drain cleaner?

6 Natural Homemade Drain Cleaners That Actually Work
  • Dish Soap and Hot Water. Boil about two liters of water and mix in a few tablespoons of liquid dish soap.
  • Wire Coat Hanger. Straighten the hanger out but leave the hook.
  • Baking Soda & Vinegar.
  • Salt, Borax, and Vinegar.
  • Baking Soda & Salt.
  • Plunger.

How much does unclogging a drain cost?

While price varies depending on the market and the severity of the clog, Young from Legacy Plumbing says the average cost to clear a tub, kitchen or bathroom drain runs $109 to $214. Removing a clog from a laundry drain costs between $151 to $214, and remedying a toilet clog ranges from $109 to $273.

What do you do when drain cleaner doesn't work?


If you didn't use a chemical drain cleaner, try pouring a gallon of hot (almost boiling) water and a quarter cup of Dawn dish detergent (or any de-greasing dish detergent) down the clogged drain. The hot water and de-greasing agent may break up the clog. Get out your trusty plunger.

Can I use a pressure washer to unblock a drain?

Your pressure washer is the perfect device to clear drain blockages outside, in guttering, down pipes, internal pipes, sinks and toilets. Clears blocked pipes and drains. Four backwards firing high-pressure jets propel the hose into the pipe and clear the blockage.

Can you pour CLR down the toilet?

Over time your toilet water can cause an unsightly rainbow of stains and mineral build up in your toilet bowl. CLR® Calcium, Lime & Rust Remover helps you flush the filth away. Here's the best way to clean a toilet.

What destroys calcium buildup?

Invest in a Water Softener
A quality water softener removes ions from water that cause water hardness, which includes calcium. By removing the element from the water before it enters the water heater, water softeners stop calcium buildup before it starts.

Can I put CLR down the drain?

"CLR, Calcium, Lime and Rust is safe for use in copper plumbing and septic systems and does remove rust so pouring it down your drains could help if the cause of the slow drains was in fact a rust buildup. The effectiveness of CLR comes with contact.

What is the white stuff in my shower drain?


The buildup of lime in your shower drain occurs because of using hard water for a while. This hard water contains chemicals including magnesium, sodium, and others. Limescale (the gunk that builds up in the drains) is made of calcium and magnesium deposits.

How do I remove buildup from drain pipes?

Steps:
  1. Boil a pot of water.
  2. Pour ½ cup of vinegar and ½ cup of baking soda into the drain.
  3. Put cleaning rag over the top of the drain to cover it.
  4. Wait 5 minutes or so while the mixture eats away at the buildup.
  5. Remove rag; pour boiling water into drain.
  6. Put some vinegar on the sponge and wipe down the drain fixture.

How do you remove calcium deposits from PVC pipe?

You could use vinegar in the pipes, but it would take a lot of vinegar and you would have to leave it in the pipes at least 24 hours. You would have to remove all of the water in the pipes and replace it with vinegar. Vinegar dissolves calcium and minerals. Then you would have to flush your pipes.

Does CLR work?

Designs for CLR
CLR is a household cleaner designed to get rid of tough stains. The stains that it is designed to get rid of are calcium, lime and rust. These are all stains that can be hard to get rid of without using harsh chemicals. CLR is a harsh chemical, but it gets the job done.

Is CLR safe on plastic?

DO not use CLR on natural stone or marble, terrazzo, colored grout, painted or metallic glazed surfaces, plastic laminates, Formica, aluminum, steam irons, leaded crystal, refinished tubs or any damaged or cracked surface. CLR is corrosive.

Which drain cleaner works best?


  1. Best Overall Drain Cleaner. Drano Max Gel Clog Remover.
  2. Best Drain Cleaner for Complete Blockages. Pure Lye Drain Opener.
  3. Best for Partially Clogged Sink Drains. Green Gobbler DISSOLVE Liquid Hair & Grease Clog Remover.
  4. Best Safety for a Chemical Solution to Drain Cleaning. Safer Drain Opener by Xion Lab.
  5. Best for Large Drains.

How do you clear a clogged kitchen sink drain?

All you need is one cup of baking soda and one cup of vinegar.
  1. First, pour boiling water down the drain. Then push the baking soda down the sink drain, using a spatula if necessary.
  2. Next, pour vinegar into the drain.
  3. Finally, flush the drain with boiling water again.

Is CLR better than vinegar?

Based on a pH comparison and the acid concentration of CLR vs vinegar, I estimate that pure CLR is about 15 times more effective at dissolving calcium than household vinegar. In other words, 1 cup of pure CLR is as effective as a whole gallon of vinegar.