The inspection port on the bathroom drain should be 1 meter away from the upper and lower error of not more than 2113 over 20 millimeters.
Related regulations, in the drainage riser should be every other layer of a check port, but in the lowest level and the highest level of sanitary appliances must be set up to check the port, the center of its height from the operation of the ground for 1 m, allow deviation ± 20 mm, check the port of the direction should be easy to access, in the dark laying riser on the port should be installed to check the door.
Expanded
Bathroom renovation notes
1, waterproof
Pre-embedded pipeline, after the water pipe pressure test; leveling the ground, and then do the waterproofing treatment. Try not to destroy the original waterproof layer. If you need to replace the bathroom original floor tiles, the original floor tiles chiseled away, be sure to use cement mortar to level the ground, and then do waterproofing, so you can avoid waterproofing coatings due to uneven thickness and leakage.
The bathroom bath will splash water to the neighboring wall, such as no waterproof layer of protection, the next wall and the top corner of the wall is easy to wet mold. So be sure to lay wall tiles before, do a good job of wall waterproofing, general waterproofing treatment in the wall to do 30 cm high waterproofing treatment, but non-load-bearing lightweight walls, it will be the whole wall waterproofing, at least to do 1.8 meters high.
Waterproof dry, with 24 or 72 hours "water test" acceptance of waterproofing, downstairs or at the joints to see if there is no leakage.
2, drainage
Drainage is an important part of bathroom cleaning, special attention should be paid to the following points:
(1) the height of the floor leaks to reach 50mm, pay attention to the selection of odor-resistant floor drains; in order to prevent the gas in the drainage pipe flooded into the room.
(2) the floor drain should be about 10mm below the ground, the drainage flow can not be too small, otherwise it is easy to cause blockage.
(3) After buying the floor drain, give it to the cement master in order to lay the tiles.
3, ventilation
The bathroom is easy to accumulate moisture, choose to have a window of the best open bathroom. Conditions can be installed a high power, good performance exhaust ventilation equipment.
4, package pipe
The best bathroom pipe is not exposed, the package of attention in the pipeline wrapped in a layer of sound dampening sponge, can effectively block the noise of water flow.
5, bathroom cabinets to use waterproof panels.