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Insert Bladder and Flush Clog — Remove Bladder and Verify Flow

Beginner

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How to Use a Drain Cleaning Bladder (Blow Bag) to Clear a Clog · Step 6 of 6

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In this video

After unscrewing the cap from the cleanout pipe, insert the Drain Cleaning Bladder attached to the hose into the pipe. You only need to insert it a few inches. Have someone turn on the water supply to the garden hose. The bladder will inflate, sealing the pipe, and then release powerful jets of water to dislodge and flush the clog. Keep the water running until the drain is clear.

Goal: Clear the drain blockage

  • Hold the hose firmly, as the water pressure can cause it to kick back.
  • It's helpful to have a second person to turn the water on and off on your command.

Used in this video

  • Garden Hose with attached Drain Cleaning Bladder (brand: Not specified, Tool_Type: Hydro-powered)Flushing the clog with high-pressure water.
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FAQs

Can I use a drain cleaning bladder on all types of plumbing pipes?

No, drain bladders are generally safe for most sturdy household pipes but should be avoided with old, brittle, or cracked pipes, which could burst under pressure. Do not use if chemical drain cleaners have recently been used, as mixing chemicals and pressurized water can be dangerous.

How do I determine the correct size drain cleaning bladder for my specific pipe?

Drain cleaning bladders are designed for specific pipe diameters (e.g., 1.5-inch, 3-inch). You'll need to know the approximate diameter of the drain pipe you're clearing. Check the bladder's packaging to ensure it matches your pipe size for optimal sealing and effectiveness.

What water pressure should I use, and how can I prevent pipe damage?

Start with low water pressure and gradually increase it, listening for any unusual sounds. The bladder works by sealing and then forcing water through; excessive pressure can damage older or weaker pipes. Never exceed your home's standard water pressure, and release pressure if water backs up too quickly.

The bladder isn't clearing the clog; what are my next steps?

If the clog persists after several attempts, the obstruction might be too severe or a type the bladder can't clear, like a solid object or root intrusion. You may need to try an alternative method, such as a drain snake, or consider calling a professional plumber.

Transcript
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let's just pretend to screw it on because the problem was fixed yesterday. So you unscrew this piece which is going to open up the pipe. Now when you put this in you just because I thought it was going to have to be put in like as far as the holes could go. No now this is the holes from my patio. You just put it in you know up to where like my small finger is. Turn on the water from my patio and this thing was fixed literally in less than five minutes. This item that I ordered cost $15.

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