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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)

Model PDB 411M – Motised Seal
Standard Finish Anodised Aluminium casing 6063 T6
Special Finish Customer choice powder coated
Application Door bottom or door head for wood, steel or composite doors
Threshold plate No requirement
Actuation Non handed single-sided, sliding actuator
Door bottom channel dimensions Width – 15mm / Depth – 37mm
Sealing bar drop Up to 15mm drop.
Size range 300 mm to 1800 mm.

Practical max length 2400 mm.

Bar Drop Adjustment Self 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.