Q:Why do the basics of the cushion waterproofing

Raft foundation do not do waterproof mainly depends on the design of the groundwater level considerations, calculated if the floor itself to meet the requirements, you can not do, and not rigid to do

Q:Is it possible to make a waterproof layer

3, waterproof layer set and standard construction methods: to be painted 2 to 3 times, or should be added fiberglass cloth, and each brushing the thickness of the cured material shall not be less than 1 mm, and should be completely dry (about 5 -8 hours) and then the next construction. After brushing, but also in the paint waterproof layer to do a mortar protective layer, and finally paste the tile.

Q:Foam concrete for the roof cushion generally do much bulk ah

Foam concrete density grade is generally 300-1800kg / m3, commonly used foam concrete density grade 300-1200 kg / m3,

Q:Basement floor mattress dry to what degree can do coil waterproof?

Pull a square coil, tiled on the floor above, in the case of the sun, the sun shines on half an hour, in turn, look at the coil, if no water to prove that the water content is not large, that can be construction.

Q:Do you need a cushion for roof waterproofing?

Roofing layer of leveling layer is usually used 20mm thick 1: 2.5 cement mortar. The leveling layer may be made directly on the structural concrete surface, or it may be made on the insulation layer and is provided for the construction of the waterproof material.

Q:Do you need a cushion on the ground floor?

First to ask the use of your huts, there is the strength of the huts. If you just get a little, then a few years into a dangerous floor, then calculate the ground, walls, roof (slope roof) area, doors and windows can be used as a wood plate loss.

Q:Maintenance time of the cushion on the roof of the building

Concrete watering maintenance time: the use of Portland cement, ordinary Portland cement or slag Portland cement mixed with concrete, not less than 7d;

Q:When the cushion is used, the thickness of the protective layer is not less than ()

Master roof: the general use of 40 thick C20 reinforced fine stone concrete protection.

Q:The roof cushion is waterproof on the slope roof

When the moisture generated by the ice dam into the external walls of the gap, the walls and insulation layer will become damp, which is the ideal environment for the breeding of mold.

Q:Can the floor tiles be removed from the cement mats on the prefabricated board floor?

Cement cushion as a leveling layer on the floor, not designed to the structure of the load-bearing, the general can be dug, the cushion is generally 3 to 5 cm, chisel in addition to unloading the floor of the heavy objects, chisel in addition to the use of strong vibration Machine or penetrating machine is too large, with a small hammer small chisel, along the horizontal plane horizontal chisel, stripping cement cushion.