Special Finishes

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CTEM Deckcoat

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Application Specifications for Flooring Using Compressed Hardisheet


Ensure all sheets are fixed according to MFC instructions and that stainless steel countersunk screws are used.  3 -6 mm expansion joints should be left to allow for Deckseal JC

Aquepoxy Sealercoat:

Apply 2 coats of Aquepoxy A & B mixed equal parts (1 to 1) by volume.  Up to 25% water may be added to the first coat of Aquepoxy A & B mixed to assist wetting out the substrate especially in hot conditions.  Allow this final coat to dry 2 - 4 hours.  In some instances a third coat may be neccessary to level joints.


Trowel into all joints one coat of DECKSEAL JC to total area, while wet embed 75mm polytape, smooth out.  Allow to dry for 2-6 hours then apply second coat of DECKCOAT JC to smooth level finish. Water should be mist sprayed onto surface to assist smoothing out and prevent drying in hot conditions. Allow this final coat to dry 2-4 hours. In some instances a third coat may be necessary to level joints.

Top Coat:

Apply 4 coats of CTEM Deckcoat to total area.  Use a Blacktex Stipple roller to provide slight embossed texture.  This will also assist with Anti Skid properties.  if a smoother top coat finish is required add 10 - 15% water to 4th coat only.


CTEM Deckcoat should definitely not be used in temperatures below 15°C and should only be applied in hot summer months.  It is not recommended in cold winter as through dry is considerably inhibited.  if application temperatures are below 20°C then apply more coats at thinner film builds to allow complete drying between coats.


Apply at the rate of 1.2 litres per m2.  this should provide a film thickness of approximately 600 microns DFT.  Clean up before dry use with clean water.  Contact Special Finishes Ltd before any application to unfamiliar substrates.

Warranty / Liability

Special Finishes (NZ) Ltd provides all the enclosed information in good faith but without warrantee and is to assist your application. However the use of this product being used is beyond their control. The manufacturers can accept no responsibility whatsoever for any damage or failure arising from its application or use. It is totally the responsibility of the user to insure that the product is suitable for its intended use.