The Knock Out Caustic Soda 500g is a powerful, industrial-strength chemical cleaning and maintenance agent engineered to tackle heavy-duty blockages and rigorous preparation tasks. Designed for professional trade and specialized domestic use, it provides plumbers, maintenance technicians, and builders with a highly effective solution for clearing stubborn waste pipes.
 
Formulated as high-purity sodium hydroxide granules, this compound reacts vigorously when dissolved in cold water, generating heat and a potent alkaline solution that rapidly breaks down organic matter such as hair, grease, fats, and soap scum. Beyond unblocking drains, it can also be utilized for specialized trade applications like stripping old paint layers from timber or masonry when properly neutralized afterward.
 
Supplied in a secure, tamper-evident 500g container featuring clear safety warnings and handling instructions, it requires careful storage and strict adherence to protective gear guidelines during use. It serves as an essential, high-potency trade consumable for professionals dealing with severe drainage obstructions and deep-clean maintenance challenges.