Dortex India

Sealing the bottom of a door is essential for an effective smoke containment or acoustic sealing system. The sealincorporates a high efficiency spring loaded mechanism that extends the seal as the door swings shut andautomatically retracts it as the door is opened by just a few centimeter's. This bar is actuated by by plunger, whichcontacts the frame of the door while closing forcing the drop bar to seal against the floor on threshold. Their lowclosing force actuation does not allow it to conflict with the operation of door closer operation. Installation is quick andeasy. 

 

 

Sealing the bottom of a door is essential for an effective smoke containment or acoustic sealing system. The sealincorporates a high efficiency spring loaded mechanism that extends the seal as the door swings shut andautomatically retracts it as the door is opened by just a few centimeter's. This bar is actuated by by plunger, whichcontacts the frame of the door while closing forcing the drop bar to seal against the floor on threshold. Their lowclosing force actuation does not allow it to conflict with the operation of door closer operation. Installation is quick andeasy. 

 

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Stainless Steel Lever Action Flush Bolt for edge or face fitting into the first closing leaf of a double door set, featuring round ends for joinery shop preparation. Being 15mm wide, it is suitable for euro-groove installation and features a bottom fixing position designed to facilitate use with drop seals (Norsound etc).

Stainless Steel Lever Action Flush Bolt for edge or face fitting into the first closing leaf of a double door set, featuring round ends for joinery shop preparation. Being 15mm wide, it is suitable for euro-groove installation and features a bottom fixing position designed to facilitate use with drop seals (Norsound etc).