What is the cause of the fire in the toilet garbage building

There are two cases of water leakage in the bathroom, one. >>>More

The gas in the exhaust pipe is flowing from the lower floor to the upper floor until it is discharged to the outside of the building, you need to see if there is a problem with the exhaust fan? The exhaust fan has a flap to prevent air backflow, and if the flap does not rotate flexibly, the gas in the duct will enter the bathroom. Also, is there a leak in the connection pipe between the exhaust fan and the pipe?

It should be that the pipe upstairs is blocked, you'd better find someone to dredge it Jindal has a floor drain with anti-overflow function You can take a look on the Internet This kind of floor drain is a large water seal anti-odor floor drain, the height of the water seal meets the national requirements of 5cm, the water seal storage capacity is more than 300ml, which can ensure that it does not dry up for 30 days, and there is no one at home for a long time in time, and there is no need to worry about the overflow of odorous germs, and the water seal of other products on the market is located in the drainage pipe, the volume is too small, and it is easy to dry up, resulting in the failure of the water seal, It does not play the role of actual anti-odor, anti-virus and anti-bacterial insects. At the same time, it also has a siphon function, and the water is faster than the general floor drain.

Analysis of the causes of water leakage in the bathroom wall: >>>More

1. Waterproof layer leakage: If there is no doubt about the water inlet pipe and drainage pipe, let's close the sluice, drain the water in the water pipe, and do the closed water experiment upstairs for 24-48 to see if there will be water leakage downstairs. The leakage of the waterproof layer is a more troublesome water leakage problem than the spine Zhaoming, and it is necessary to knock off the floor tiles upstairs to make waterproofing from scratch. >>>More