You can use half a box if you like.
Caustic soda drain cleaner instructions.
Keep these tips in mind when using caustic soda to unclog a drain.
Use a wooden spoon or stirrer to mix the soda and the water.
Pour vinegar weak acetic acid into the drain.
Do not use these containers and utensils for any cooking related purpose later on.
The reaction between the chemicals will.
Caustic soda is alkaline and vinegar is acidic so it makes sense at first glance to pour vinegar into the drain and let it react with the hardened material to produce a salt that is far less harmful and will dissolve in water.
Drain unblocking 100g of caustic soda to 1 litre of cold water.
A general purpose and highly effective cleaner degreaser and sanitizer.
Take a large bucket and dilute 3 cups 750 ml of caustic soda in 3 litres of cold water.
Heap 3 to 4 tablespoons of the powafix drain cleaner flakes onto the area to be cleaned and leave for 5 10 minutes.
You need to use extra caution when handling and using it in your drains.
If you have ever used one of these cleaners you know how one small speck on your skin can blister.
Remove excess sludge and water.
Pour a liberal amount of baking soda sodium bicarbonate into the drain.
How to use caustic soda for cleaning unclogging drains.
Pour hot water slowly over the flakes to ensure the strong drain cleaner solution clears the grease and grim inside the drain or overflow pipe.
Cleaning concrete brick paths drivers and paint stripping 125g of caustic soda to 5 litres of cold water.
Always add caustic soda to cold water.