How to go to the floor of the cement block
First with a knife to the ground leak next to the stickers deducted, remove the floor drain, the ground drain in the stolen goods removed, or directly change the ground to drain, and then use the sealant to drain the leak around the OK on the OK
Clean with a cement cleaner. General cement cleaning agent consists of complex acid, resist and descaling accelerator and other ingredients, can quickly and completely from the accumulation of cement, scale and other minerals accumulation, so that sediment and cement in the sediment Was washed away. Generally need to dilute the cement cleaning agent and then use. However, the cement cleaner is acidic, please be careful not to contact the skin for a long time.
Use the cement plant laboratory dilute hydrochloric acid or dilute sulfuric acid cleaning about it! Because the cement is alkaline, the case of acid to melt or dissolved. But strong acid will destroy the cement solidified the ground.
In the downstairs will be blocked where the cement block saw the replacement of new PVC pipes.
Looking for artificial slowly knocked out the cement block,
