Arbo AR240

A one part, fire rated, expanding polyurethane foam, tested in horizontal and vertical applications to BS 476-20. It is supplied in HCFC and CFC free aerosol cans. Expands up to 40 times its original volume after application.

Recommended for where fire integrity and insulation is required e.g. walls, floors and partitioning; perimeter joints around door and window frames and service penetrations.

Not recommended for totally enclosed applications.

General information

Uniclass 2015

Pr_30_31_76_41 Intumescent foam fillersPrimary


P12/335 Intumescent foam

Specification data - Intumescent foam fillers

Product Reference

Arbo AR240



Arbo Cleaner No.16

Alcohol Based.

Arbo Cleaner No.17

Xylene based, not suitable for use with plastics or delicate finishes.

Standard product features

Technical Data:

  • Skin time at 20º C and 65% relative humidity: 20 minutes
  • Trimming time at 20º C and 65% relative humidity: 4 hours (deep applications will require longer).
  • Application temperature: + 5º C to + 25º C.
  • Service temperature: - 20º C to + 90º C.