The wooden gate packing in the wooden gate, the burglar-proof door, on rollers gate, each kind of aluminum models the windows and doors and so on in other windows and doors to play the very essential role. Most obvious is quakeproof, On-line installs it after door shield reduced (even vanishes) closed (window) when collided the sound,Gets up a protective function to the door leaf edge, And lengthened the gate life, reduced the noise.Next is the seal, the absorption of shock, inside and outside the isolation room the air,Effective played a heat preservation, the energy conservation role, moreover could prevent the mosquito and so on the small insect drilled to the room in.
The slot packing is starts out a trough on the doorframe, the packing installment in, this kind of slot seal, causes in the packing inserting trough not easy to fall off, the installment is simple.

Model	Product Map	Specs (W×H/mm)	Color	Material	Packing	Role and characteristics
SL-DT1		Specs ：7X9mm Seal gap：3X6mm	Brown White> Gray Black Yellow	Modification pvc	300m/vol 1200m/Box	Role : separated cold and heat, noise, stall prostitution, reduce business voice. Features : Slot type, embedded tank is not easy shedding
SL-DT2		Specs ：8X10mm Seal gap：3X6mm	Brown White Gray Black  Yellow	Ibid.	Ibid.
SL-DT3		Specs ：8X10mm Seal gap：2X6mm	Brown White Gray Black  Yellow	Ibid.	Ibid.
SL-DT4		Specs ：10X11mm Seal gap：4X6mm	Brown White Gray Black  Yellow	Ibid.	Ibid.
SL-DT5		Specs ：9X12mm Seal gap：4X6mm	Brown White Gray Black  Yellow	Ibid.	Ibid.
SL-DT6		Specs ：9X12mm Seal gap：3X6mm	Brown White Gray Black  Yellow	Ibid.	Ibid.
SL-DT7		Specs ：10X12mm Seal gap：4X6mm	Brown White Gray Black  Yellow	Ibid.	Ibid.

Major role : Insect proofing Windproof Separates the light Anti-collision Sound insulation Separates the smoke Waterproofing