A groove slab is a long -recognized, in European countries, and material actively used in the domestic construction site. The installation of these plates is quite simplicity, also grooves are environmentally friendly and excellent consumer properties.
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The plate is a parallelepiped, with individual grooves and ridges over the entire surface. Dimensions: 667x500x80mm. They are made of astringent gypsum with the addition of plasticizing additives and are used to install partitions in various rooms with different humidity modes.
The groove slab 80 mm thick is characterized by exactly the same thermal insulation as the concrete wall 40 cm thick, and the heat resistance resistance of this plate is 0.025 kcal, which is an excellent result.
From this kind of plates, both single and double interior. Their use is also addressed if there is a requirement of an air gap of 40mm.
The sound insulation of gypsum grooves is about 42.0 dB and this is about 1 dB more than when using full -bodied plates. The sound insulation of the partitions should be at least 41 dB. Steady slabs should have a marking coloring with a greenish tint.