Can you punch holes in the five hole cement board to lay solid wood floors?

What thickness is a cement slab? If it's too thin, consider using through-wall fixtures to enhance the firmness with the help of a frame structure.

If the cement layer of the top eaves of the balcony is broken and falling off (see the figure below), the falling layer should be removed, the primer should be laid with plain ash, and the protective layer of sand and ash should be re-plastered. >>>More

1. At present, the most used ceiling methods are aluminum gusset ceilings and keel ceilings. >>>More

Scrub with Mr. Vermeer and spray on the ceiling with Mr. Vermeer first, then rinse or scrub with water later. The net can be operated several times in a row.

Brush first with a brush and then remove with alcohol.

Apply ammonia, leave for a while, then apply potassium permanganate solution, and finally soak it with sodium bisulfite solution and rinse with water to remove it. >>>More