Overkote system

Can sizes: 7kgs 21kgs

Surface primers

Tin sizes: 4kg 10kg


Fibretrim profiles

Trims and corners available

Application tools

Overkote uses standard brushes and rollers


The system is available is Dark Grey (RAL 7011)

Curing time

The curing times stated for Overkote are approximate and vary due to different onsite conditions like the percentage of relative humidity in the air or direct sunlight on the application area.

It is recommended that the user check the curing characteristics of a small quantity of Overkote under actual operating conditions prior to use. For more information talk to one of the technical services team.


Touch dry


Full cure


Due to Overkote’s amazing flexibility and adhesion properties, it can be applied directly to a wide range of existing roof coverings.

  • Dormers
  • Porches
  • Bays & conservatories
  • Extensions
  • Green roofs
  • Balconies
  • Garage roofs
  • Lead replacement

Thermal expansion

Overkote has incredible flexibility and can withstand normal building movement and thermal expansion and contraction.

The eFlex technology enhances our product’s flexibility without adding any post-production additives which can lead to long-term problems with the life cycle of the roof membrane.

Elongation at break


Overkote can also be applied directly to existing roof coverings allowing for low-cost refurbishments with minimum disturbance.

A range of system primers is required to seal the substrate and extend product coverage. Specified primers vary dependent upon substrate type & condition. Please refer to our substrate guide for a detailed overview of the primers available.

  • Aluminium
  • Asbestos
  • Asphalt
  • Bitumen
  • Brickwork
  • Concrete
  • Corroded galvanising
  • Corroded mild steel
  • Felt
  • Galvanising
  • GRP
  • Insulation board
  • Lead
  • Mild steel
  • PVC single ply
  • Slate and tiles