Precautions before warm decoration

Precautions before warm decoration

Concrete filling layer construction NOTES:
1, the heating pipe is installed to warm the water pressure after passing the test is completed and filled with concrete floor construction within 48 hours;
2, filled with layers of concrete construction shall be a qualified civil construction shall be borne closely with my unit;
3, filled with layers of concrete construction, the heating pipe pressure should not be less than 0.6MPa, the filling layer curing process, the system pressure should not be less than 0.4MPa porch screen calculator;
4, the filling layer is used to protect the plastic pipe and the ground temperature uniformity of the structural layer. Generally pisolite concrete, gravel particle size not greater than 10mm, cement mortar volume ratio of not less than 1:3, concrete strength not less than C15. Fill the layer thickness should meet the design requirements, the flatness of not more than 3mm;
5, the heating system needs to walls, columns, window-junction laid perpendicular to the ground, such as expansion joints, expansion joints width of not less than 10mm, the local surface area of ​​over 30 square meters or edge length exceeds 6m, should be set expansion joints, expansion joints width of not less than 8mm; these expansion joints little feet warm during the construction is completed prior to the laying of concrete filling layer, filling layer of concrete construction, expansion joints should be protected not destroyed;
6, the filled layer construction concrete, prohibited the use of mechanical vibration equipment; construction workers should wear soft-soled shoes, with flat head shovel wood plastic floor importer.

The ground floor renovation Construction Notes:
1, the construction of the surface layer not tick, cutting, cutting, drilling and nailing fill layer, any object may not be wedged into the packed bed;
2, the construction of the surface layer, must be carried out in order to achieve the required strength after filling layer;
3, the surface layer (stone, tile) with the walls, columns and other junction, should stay 8mm wide joints (finally kick blocked); When wood flooring, 14mm expansion joints should stay;
4, for damp rooms such as the bathroom, do it again in the upper layer of water filling common wpc door price uk.

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