Our innovative soundproof materials for floors (SORI-EN) are developed to most suit "Ondol," Korea's traditional heating system, and designed to meet high sound blocking, sound absorption , insulation, and construction at the same time, compared to those of other companies. Soundproof materials for floors, SORI-EN are used to prevent the noises between floors in apartment houses and residential buildings, and meets sound blocking, sound absorption, insulation, and construction efficiency, compared to the existing materials you are using. In addition, these materials are our first - patented products researched and developed as soundproof products for floors to suit Korea's traditional heating system, "ondol. " Soundproof materials for floors, SORI-EN block all kinds of noises in life generated between households and floors, And create the pleasant housing space without noises. Sound Blocking : Displays excellent sound blocking performance against light and heavy impact sounds Sound : Maintains the complete absorption of impact sounds Elasticity : Maintains the complete dynamic stability in loads Construction Efficiency : Designed to suit the east construction in the field, and it is not necessary to isolate wall areas due to   the standardization of products Water proof : Features the upper and lower areas composed of waterproof materials, so it is impossible for foam   concrete to penetrate   Completely attached to foam layers during construction, and no cracks on these foam layers. Hardness : No hardness on the parent materials by the changes in temperature during heating Uniformity : Automatically maintains floor flatness during construction in the field due to the uniformed manufacture   of products Density : Completely sticks to the floor due to the flexibility of sand Housing Space : Apartment, Residential Building, Villa, Studio Apartment, One-room Apartment, etc. Building : Steel Frame - Building, Building, Office Floor,etc Aquatic Facility : Studio Floor, Recording Room Floor, Piano Lesson Studio, School Hall, etc. TYPE THICKNESS DIMENSION (W x L x T) SORI-EN CLASSIC 20 / 30 1250 x 2400 X 20/30 SORI-EN ACE 32 1250 x 2400 x 32 SORI-EN SENSE 21 / 21.5 1250 x 2400 x 21/21.5 SORI-EN PRO 30 1250 x 2400 x 30 SORI-EN COMBI 30 / 40 / 50 1250 x 2400 x 30/40/50 SORI-EN STYRO 20 / 30 900 x 1800 x 20/30 SORI-EN PLUS 20 / 30 900 x 1800 x 20/30 SORI-EN ECONO 10 / 13 / 15 1000 x 2000 x 10/13/15 SORI-EN MEGA 11 / 13 1000 x 2000 x 11/13