Brands and countries
  • Product

FILL A GAP® INSTANTLY PAINTABLE

Acrylic sealant designed for immediate overpainting
Product overview
Fill A Gap® Instantly Paintable is a premium acrylic sealant designed for immediate overpainting, streamlining decorating tasks. Ideal for sealing joints, seams, and cracks around stairs, walls, ceilings, skirting boards, and window frames, it adheres excellently to most surfaces without primer—even slightly damp ones.

Its low-VOC, phthalate-free formula supports healthier indoor air quality, meeting BREEAM and Emicode EC1 Plus standards. Developed with UCA® technology, it ensures superior paint compatibility, minimizing risks of discoloration or cracking.

Easy to apply and clean, Fill A Gap® Instantly Paintable is the perfect solution for professionals and DIYers seeking efficient, high-quality finishing results.
Geographic availability
  • Australia

Smart Advantages

 
Paintable immediately with no cracking or discoloration
Can be used as a gap filler as well
Low VOC

Appearance
White
Density
0.71 g/ml (ISO 1183-1)
Application Temperature
+5°C to +40°C
Temperature Resistance
-20°C to +70°C
Skin Time
Approx. 2 minutes @ 23°C / 50% RH
Cure Rate
1 mm per 24 hours @ 23°C / 50% RH
See TDS for full data

SUITABLE USES

Filling interior cracks and gaps

  • Sealing joints between:
  • Stairs and walls
  • Ceilings and skirtings
  • Windowsills and frames (wood or metal)
  • Concrete and brickwork

Not suitable for continuous water exposure, PE, PP, PC, PMMA, PTFE, soft plastics, neoprene, or bituminous substrates

COMPATIBLE WITH 

  • Concrete
  • Brick
  • Wood
  • Metal
  • Painted surfaces
  • Slightly damp substrates (with proper preparation)

 

Related market & applications

Related products

5clm_productsignpost_372x240.jpg
5clm_productsignpost_372x240.jpg

5CLM® SILICONE

  • Product
High performance silicone for high joint movement
bostik-6s-silicone.jpg
bostik-6s-silicone.jpg

6S NEUTRAL CURE SILICONE

  • Product
Premium, sanitary-grade silicone sealant
bostik-fill-a-gap-exterior-acrylic.jpg
bostik-fill-a-gap-exterior-acrylic.jpg

FILL A GAP® EXTERIOR

  • Product
Acrylic sealant which is rain resistant soon after application
bostik-fill-a-gap-instantly-paintable-acrylic.jpg
bostik-fill-a-gap-instantly-paintable-acrylic.jpg

FILL A GAP® INSTANTLY PAINTABLE

  • Product
Acrylic sealant designed for immediate overpainting
bostik-fill-a-gap-skirts-and-arcs-acrylic.jpg
bostik-fill-a-gap-skirts-and-arcs-acrylic.jpg

FILL A GAP® SKIRTS & ARCS

  • Product
Flexible acrylic gap sealant for interior finishing
roof_gutter_productsignpost_372x2402.jpg
roof_gutter_productsignpost_372x2402.jpg

ROOF & GUTTER

  • Product
100% premium roofing silicone
bostik-seal-n-flex-auto-and-marine-400x300.jpg
bostik-seal-n-flex-auto-and-marine-400x300.jpg

SEAL 'N' FLEX® AUTO & MARINE FC

  • Product
Fast cure polyurethane adhesive and sealant
bostik-seal-n-flex-iq-facade-400x300.jpg
bostik-seal-n-flex-iq-facade-400x300.jpg

SEAL 'N' FLEX® FACADE H725

  • Product
Highly weather-resistant sealant for expansion and dilation joints
bostik-seal-n-flex-fc.jpg
bostik-seal-n-flex-fc.jpg

SEAL 'N' FLEX® FC P577

  • Product
Fast cure polyurethane sealant
bostik-seal-n-flex-iq-one-plus-400x300.jpg
bostik-seal-n-flex-iq-one-plus-400x300.jpg

SEAL 'N' FLEX® ONE PLUS P590

  • Product
Polyurethane construction sealant for expansion and dilation joints
bostik-seal-n-flex-iq-premium-400x300.jpg
bostik-seal-n-flex-iq-premium-400x300.jpg

SEAL 'N' FLEX® PREMIUM P795

  • Product
High-performance polyurethane sealant and adhesive in one
seal_n_flex_1_productsignpost2018_372x240.png
seal_n_flex_1_productsignpost2018_372x240.png

SEAL 'N' FLEX® ONE P390

  • Product
Class-A polyurethane sealant
v2_productsignpost_372x240.png
v2_productsignpost_372x240.png

V2 GENERAL PURPOSE GLAZING SILICONE

  • Product
Acetic cure, high modulus silicone sealant
v4_productsignpost_372x240.png
v4_productsignpost_372x240.png

V4 METAL & MASONRY SILICONE

  • Product
Neutral curing, low modulus silicone sealant
v60_structural_silicone_300ml_372x240.jpg
v60_structural_silicone_300ml_372x240.jpg

V60 ARCHITECTURAL GRADE SILICONE

  • Product
Architectural-grade glazing silicone
v70_structural_silicone_300ml_372x240.jpg
v70_structural_silicone_300ml_372x240.jpg

V70 STRUCTURAL GLAZING SILICONE

  • Product
Structural glazing silicone
Top