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Dear, what kind of environment is it, this kind of insect room is very rare, and you can spray it with pyrethroid drugs
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Spray insecticide, spray insecticide, spray insecticide,
That's the drain backwater, coming back from the main pipe, open the drain cover and check it.
There is generally only one possibility for the problem of floor drainage and water leakage, mainly because the waterproofing of the joint between the sewer pipe and the floor slab through the floor slab is not done well. Floor drains are generally not a problem. Even if it leaks, the water can only flow into the pipes. >>>More
The first is to prepare tools, in the process of cleaning, to prepare cleaning liquid (I will not introduce the specific brand here), if not, you can use washing powder instead, and then you have to find a wire ball, the brush is not very good to clean, and the brush with wire is the best to clean. >>>More
Dig the best permeable waterproofing can be done by yourself. >>>More
There is generally only one possibility for the problem of floor drainage and water leakage, mainly because the waterproofing of the joint between the sewer pipe and the floor slab through the floor slab is not done well. Floor drains are generally not a problem. Even if it leaks, the water can only flow into the pipes. >>>More