Steel Door Seal Options

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Supplied as standard across all Strongdor steel door-sets, a range of seal options is available to suit the specific performance requirements of each application.

Designed to help improve weather resistance, smoke control, acoustic performance, and overall door-set efficiency, seals can be tailored to meet individual project specifications.

This flexibility ensures that every Strongdor door-set is supplied with the most suitable sealing solution, helping to maximise performance, reliability, and long-term durability.

  • A variety of seal options
  • Fire-rated seals
  • Smoke-rated seals
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Further information

Features

75° Single Tee Fin Seal

The Tee Fin Seal have been developed specifically as meeting stile seals in response to requests from steel door manufacturers to solve the problem of sealing meeting stiles of pairs of doors. This can be fitted to either the astragal or the leading edge on a pair of doors, and can be used as perimeter seals fitting into the rebate across the head and down both sides of the frame. The Tee Fin Seal is supplied with double sided backed PSA (pressure sensitive adhesive) tape and is suitable for internal and external doors.

  • Width 12.7mm
  • Height 6.85mm
  • Material Silicone

Strongdor P profile seal

P profiles (also known as P seals or P sections) consist of a round top section or bead, that provides excellent compression to create an efficient seal between the door leaf and jamb. This ensures that the maximum amount of surface area maintains contact at all times. The lower “tail” section the P seals gives a smooth straight surface to make installation simple and secure.

  • Material – EPDM

Drop Seal

This drop-down seal is a versatile and practical solution. Its slim profile and smart features make it especially suitable for narrow doors or areas with limited space.

  • Ideal for narrow doors or confined spaces.
  • Drop height up to 12 mm.
  • Excellent sound reduction.
  • Smooth operation with no floor scraping, thanks to parallel drop.
  • Automatic adjustment for sloped floors.
  • High-quality silicone lip with adjustable side projection.
  • Simple drop-height adjustment.
  • Can be shortened to the next smaller stock length.

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