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PDB 411M

  • Mortised drop seal
  • Award-winning technology
  • Unrivalled sealing performance
  • Low door closing force
  • All-in-one solution for any door bottom

PDB 411M (mortised drop seal)

ModelPDB 411M – Motised Seal
Standard FinishAnodised Aluminium casing 6063 T6
Special FinishCustomer choice powder coated
ApplicationDoor bottom or door head for wood, steel or composite doors
Threshold plateNo requirement
ActuationNon handed single-sided, sliding actuator
Door bottom channel dimensionsWidth – 15mm / Depth – 37mm
Sealing bar dropUp to 15mm drop.
Size range300 mm to 1800 mm.

Practical max length 2400 mm.

Bar Drop AdjustmentSelf levelling on uneven surfaces.

2:1 drop ratio


Manufacturers Warranty

7 years from the date of purchase.

Lead In

  • 2 weeks or less.  
  • UK standard delivery 2/3 working days – special delivery options available.
  • International/global delivery options are available.
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Think you know door seals?
Think again!

The PDB automatic door bottom seal. Innovative, durable and globally patented. A truly all in one, sealed in place solution for doors openings.

Market tested & recognised as providing superior acoustic, sustainability, flood prevention & security performance of all door openings. Applicable across all door applications; any size; any sector.