Pyongyang, February 27 (KCNA) — Outer wall heat-preserving metallic plaque has been widely used in the construction sector of the DPRK.
It has very high effects on waterproof, soundproof, vibration proof and insulation and gives no damage to environment.
It is energy-saving building parts into which the heat-preserving and heat-accumulating technologies are introduced.
For its very high effect on decoration, it is introduced into projects for the interior of apartment houses, ceilings of public buildings and domed ceilings of tunnels.
The building speed by this plaque is 50 times quicker than wet construction method and its serviceable life is more than 45 years.
The Mangyongdae Building-materials Production Station is producing the plaques.
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