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Intumescent material to fit under door edging

Product 102


Adhesive intumescent fire seal to fit under existing door edging

Not available to purchase online.

We need to ask you a few more questions and ensure this is the suitable product for your needs.

To order please call us on +44 (0) 1 304 842 555


Intumescent Door Edging

Intumescent door edging, self-adhesive, 2mm thick intumescent material to fit under hardwood door edging as a fire protection seal.  Subsequently, intumescent expands under heat to seal the gap between the door and frame. Therefore the intumescent will prevent fires from spreading.

  • Designed to provide additional protection for fire-rated doors from 25mm thick and upwards.
  • Fit to the underside of the hardwood lip on the edges of the door, or additionally, to the frame.
  • Also available in 1050mm lengths as standard.
  • Furthermore, provides 30 to 60 minutes of fire protection.

Fire tested conducted to the criteria and general procedures of BS476 Part 22 (1987), achieving integrity of up to 60 minutes.

Our products upgrade doors to Fire Door rating, in compliance with Building Control. Browse our full range of Fire Door products and Fire Door Accessories online.

Envirograf ® passive fire products carry the hallmark of excellence, reflecting the high standards that prevail in its laboratory, test rig, and manufacturing plant. Envirograf® passive fire products are subject to rigorous quality control which, at all stages, ensures products remain at the leading edge of fire containment technology. This quality has earned the company and its passive fire products a high reputation. With its operating system accredited to ISO9001.


– Intumescent material is protected from damage as it is fitted underneath the door edging

– Intumescent will expand in a fire, pushing the door edging outwards and sealing the gaps around the door on all sides

Application Instructions

Peel off backing paper and apply strip to underside of the hardwood lip on the edges of the door.

Order References / Sizes

Ref              Width         Fire rating            Maximum door thickness

ES/UL25     25mm         30 minutes            25mm

ES/UL30     30mm         60 minutes            44mm

ES/UL34     35mm         60 minutes            50mm and above

The above items are supplied in 1050mm lengths as standard.

Also available in 10m rolls, simply add /10 to the above order references. Prices on request.