Arbo 2020


Two part, flexible, epoxy flooring sealant which can be used against both dry and damp surfaces. Good adhesion to concrete and glass, curing to a tough sealant with good resistance to traffic loads.

Recommended for sealing floor joints in internal situations, such as kitchens, abattoirs and food processing areas.

Not recommended for high movement joints or where prolonged water immersion may occur. Arbo 2020 should be tested before application to joints in natural stone flooring.

Health and safety:

Arbo 2020 is labelled 'Irritant' and the curing agent of Arbo 2020 is labelled 'Toxic'; avoid contact with eyes and skin.

General information

Specification data - Construction joint sealants

Product Reference

Arbo 2020


Concrete grey





Light Brown



Standard product features

Technical data:

  • Typical Shore A hardness: 55–65.
  • Application temperature: +5°C to +40°C.
  • Service temperature: -20°C to +70°C.
  • Cure time at 20°C: 5–6 hours.
  • Chemical resistance: Unaffected by most alkalis and dilute acids. Resistant to petrol, diesel or jet fuel and most common solvents and vegetable oils. Resistant to most dilute acids and hydrocarbon solvents
  • UV resistance: Good.
  • Service life: 20+ years.
  • Working life: 1.5–2 hours at 20°C.

Movement accommodation:

  • Butt joints (movement in tension and compression): 10%.

Joint sizes:


  • Minimum: 6 mm.
  • Maximum: 25 mm (single application); 50 mm (multiple applications).

Design joint width:

  • Butt joint: Expected movement x 11.


  • Minimum: 10 mm on porous substrates (12 mm in floor joints); 6 mm on non-porous substrates (12 mm in floor joints).
  • Maximum: 25 mm.

Width:depth ratio (within the above minimum/ maximum restrictions):

  • Butt joints: 2:1.
  • Lap or floor joints: 1:1.

Product Options


  • Special colours by request.

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