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Jotun Demidekk Ultimate

Jotun Demidekk Ultimate the most durable water based exterior wood protection coating paint

Demidekk Ultimate excellent colour retention and long life to first maintenance (12yrs) specified by leading architects. Demidekk is easy to apply by brush , roller or spray to produce a weather resistant , durable coating with excellent fungai resistance. Available in an extensive range of opaque NCS, RAL and British standard colours in a matt finish.

All RAL, NCS & British Standard colours are available in a matt finish. Follow the link to NCS, RAL and BS for the full colour range.


  • 3ltr
  • 10ltr


Demidekk Ultimate is a fast air drying water bourne opaque finish for long term exterior wood protection with excellent colour stability and long life to first maintenance. The combination of high quality binders and weather resistant pigments protects wood against sunlight and provides excellent weatherability. Demidekk Ultimate contains effect film conserving agents that counteract mould growth on the substrate.

Demidekk Ultimate is easy to apply by brush or roller  and has a rich consistency, drying quickly and obtains water resistance very quickly. It can be applied direct to wood or as a topcoat over existing painted surfaces. Suitable for application by Airless spray, Conventional spray, brush or roller.

Demidekk Ultimate produces a subtle matt finish and is available in an extensive range of NCS , RAL and British Standard colours. It can be applied up to 50 microns in a single coat by airless spray, two coats may be required to achieve the recommended DFT by brush or roller. It is recognised by the Norwegian Environmental labelling system The Swan as a compliant coating.

Surface Preparation

Wood: Remove sharp edges and splinters using wire brush or abrasive pads. Surface to be clean, dry and undamaged compatible coating, free from oil grease and other contaminants.

Painted surfaces: Surface to be clean, dry and undamaged compatible coating, free from oil grease and other contaminants.

Technical Data

Volume Solids (ISO 3223):  38%
VOC Content:  80 g/lt
Flash point (ISO 3679):  Non flammable
Dry Film thickness:  40-50 microns
Wet Film thickness:  90-110 micron
Theoretical coverage:  10 -7 sq m/lt
Touch Dry 23c:  30 mins
Overcoat 23c:  2 hrs
Nozzle tip:  15-18 thou

Pressure at nozzle:  1500psi
Thinner:  Not required
H&S:  Observe the precautionary information on the container. Refer to MSDS for full information on health and safety and storage regulations.

Additional information



Most Popular Colours

RAL1003, RAL1015, RAL1021, RAL1023, RAL2004, RAL2008, RAL3002, RAL3020, RAL5002, RAL5010, RAL5024, RAL6005, RAL6019, RAL6029, RAL7016, RAL7046, RAL8019, RAL9005, RAL9010, RAL9016

Pack Size

3ltr, 10ltr

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