Special Finishes

Architectural and Decorative Coating Specialists

Colourtrend Acrylic PaintsColourtrend Acrylic Paints


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Gapfle is a high quality acrylic filler suitable for general purpose, interior and eterior applications where slight to moderate movement is anticipated.  Gapfle has been specifically formulated to stop and flush Triboard joints and Custom wood.


Gapfle bonds to damp or dry surfaces with ecellent adhesion.  when cured, gapflex has good sanding properties.

Suggested Uses:

Gapfle is used to fill and flush Triboard, Custom wood, Gib-board, Gib-rock, plaster, wood, and concrete substrates.  All areas that require flushing or filling before or after painting.

Application to Triboard Joints:

Joints to have 2, down to 3mm rebate for best results.  We recommend that the Triboard, Custom wood be pre-sealed with Triseal, then apply 1 coat of Gapflex immediately embedding 75 mm Polypropylene Flexible Tape.  Complete all joints - allow to dry.  Then apply second coat to completely flush level with Triboard.  If preferred, slightly proud joints may be beneficial - then when cured sand back to smooth flush surface.  Some joints may require 3 coats.  Wet trowel to assist final smoothing.  Inspect all joints with straight edge before painting.

Application: To nail holes, corners, etc., as required.
Clean Up: Fresh water
Dry Times:

At 15'C, 6-12 hours depending on ambient temperature.

Packaging: 1, 2, 4 litre plastic pails.

Protect from frezing - not suitable for total emersion below water.

Protect from water for 24 hours after application.

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.