How to do waterproofing of open air balconies

To do waterproofing, you need to do it on the front of the water.

Dig the best permeable waterproofing can be do-it-yourself.

If the cement surface is waterproofed, use a super permeable waterproof guard to do waterproofing (if there are cracks, gaps and potholes on the cement surface, fill the complete with Meiding porcelain glue and then do waterproofing).

For the tile surface, first check whether the filling of the tile gap is complete (if the filling of the tile gap is incomplete, fill it with Meiding porcelain glue, and then use a stone tile waterproof guard to do waterproofing).

1. Find the original waterproof layer. Since the waterproof layer is not exposed, but is in the lower part of the surface layer, it is necessary to eradicate the surface layer and find the original waterproof layer. After the original waterproof layer is eradicated, the water stored in the original lower insulation layer is drained, and some exhaust holes are set up to do the exhaust method to drain the water in the insulation layer.

Then it is necessary to do slope treatment, do not form part of the roof water storage, usually set up cement mortar leveling slope, slope is not less than 3. Mul.

2. If in the case of rehabilitation and beautification, the waterproof layer that needs to be done must be a root-blocking waterproof layer, and the root-blocking waterproof layer has a modified asphalt membrane root-blocking waterproof layer, as well as a polymer membrane root-blocking waterproof layer. After the waterproofing is done, it is necessary to carry out a closed water experiment, and the water leakage is qualified, and then the maintenance and paving veneer brick decoration are carried out. In the end, in the case of landscaping and civil engineering cross operations, try not to damage the waterproof layer of the lower part, once damaged, the open-air balcony should be repaired in time.

When making an open-air balcony, you should first brush a layer of polyurethane, then a layer of linoleum, then brush once with polyurethane, then lay another layer of linoleum, and finally brush again with a slightly thicker polyurethane. Linoleum must pay attention to lapping, the interface is facing the running side, and the non-flowing side of the linoleum should be turned up 15-20 cm.

The floor-to-ceiling doors and windows of the open-air balcony should be equipped with an anti-concrete water retaining platform, and it should be 100mm higher than the surface layer of the balcony

Chisel the surface layer, first level the polyurethane 2 thick, turn up 15 25cm around to make the mortar protective layer, and paste the bricks.