Pour caustic soda down the drain pour water and wait for soda to fizz away.
External drain unblocker liquid.
Well you can and here s how to do it.
How to clear a blocked kitchen drain outside.
Left half a bottle in for 3 hours and cleared drain.
Use caustic soda to unblock an outside drain follow these steps to use caustic soda to unblock an outside drain.
After you break up the clog pour about 1 gallon 3 8 l of water down the drain using your hose to test the drainage and to get rid of any loose material.
Power washers can be used to blast right through any kitchen blockage.
You can unblock an external or outdoor drain by lifting up the grate covering it and breaking up the clog with your hands or a drain rod if you can reach it.
Fat is the most common debris people find in their kitchen sink.
But a power washer would not.
Pour 300ml of hg liquid drain unblocker down the affected drain and leave to work for approximately 30 minutes.
When they solidify they can cause a.
Rated 5 out of 5 by sanchez199278 from worked perfectly used it yesterday on drains that were pretty much standing.
Did other half overnight and sinks and bath drain perfectly.
Simply pour some of the caustic soda a few tablespoons should do it down the drain next add some water and allow the soda to fizz away the debris causing the blockage will now have risen to the top add more water and remove the debris that s made its way.