기능

• This product is used when cable racks and bus ducts penetrate fire protection compartments.
• It is a kit item for each opening size.
• Since the board is fitted in the penetration part, there is no gap and the member does not fall to the back side.
• Simple and reliable construction without the need for power tools is achieved using lightweight boards and flexible putty.
• Easy to cut board.
• There is no height limit for steel frames.
• Can be used on both walls and floors.
• Simple and reliable construction without the need for power tools is achieved using lightweight boards and flexible putty.
• For measures to penetrate the fireproof compartment of cable racks and bus ducts.
• Regarding the fixing method of child girder and C-shaped steel, please consider the position so that it can be constructed according to the approved method.