
Decorative Caulk Mastic 380ml – White
Smooth Finish. Paintable. Professional Result.
Decorative Caulk Mastic is a flexible, water-based mastic designed for filling and sealing internal decorative joints — the finishing touch that separates a professional installation from an amateur one. It applies cleanly, tools to a smooth finish, and can be overpainted once dry, making it ideal for use between skirting boards, architraves, coving, and walls before the final coat of paint goes on.
Supplied in a 380ml cartridge in White.
Key Features
- Flexible mastic formulation — accommodates minor movement without cracking
- Overpaintable once dry
- Smooth application and easy tooling
- Water-based — easy clean-up
- White colour
- 380ml cartridge
Ideal For
- Skirting board and wall joints
- Architrave and door lining perimeter sealing
- Coving and cornice joints
- Any interior decorative joint requiring a paintable finish
Also Available
- Decorative Caulk Mastic 310ml – White
- Arbo Professional Caulk 380ml – White
- Arbo Small Gap Sealer Syringe 80ml – White
- Professional Skeleton Sealant Gun
Volume: 380ml | Colour: White.
Smooth Finish. Paintable. Professional Result.
Decorative Caulk Mastic is a flexible, water-based mastic designed for filling and sealing internal decorative joints — the finishing touch that separates a professional installation from an amateur one. It applies cleanly, tools to a smooth finish, and can be overpainted once dry, making it ideal for use between skirting boards, architraves, coving, and walls before the final coat of paint goes on.
Supplied in a 380ml cartridge in White.
Key Features
- Flexible mastic formulation — accommodates minor movement without cracking
- Overpaintable once dry
- Smooth application and easy tooling
- Water-based — easy clean-up
- White colour
- 380ml cartridge
Ideal For
- Skirting board and wall joints
- Architrave and door lining perimeter sealing
- Coving and cornice joints
- Any interior decorative joint requiring a paintable finish
Also Available
- Decorative Caulk Mastic 310ml – White
- Arbo Professional Caulk 380ml – White
- Arbo Small Gap Sealer Syringe 80ml – White
- Professional Skeleton Sealant Gun
Volume: 380ml | Colour: White.
Original: $3.41
-65%$3.41
$1.19Description
Smooth Finish. Paintable. Professional Result.
Decorative Caulk Mastic is a flexible, water-based mastic designed for filling and sealing internal decorative joints — the finishing touch that separates a professional installation from an amateur one. It applies cleanly, tools to a smooth finish, and can be overpainted once dry, making it ideal for use between skirting boards, architraves, coving, and walls before the final coat of paint goes on.
Supplied in a 380ml cartridge in White.
Key Features
- Flexible mastic formulation — accommodates minor movement without cracking
- Overpaintable once dry
- Smooth application and easy tooling
- Water-based — easy clean-up
- White colour
- 380ml cartridge
Ideal For
- Skirting board and wall joints
- Architrave and door lining perimeter sealing
- Coving and cornice joints
- Any interior decorative joint requiring a paintable finish
Also Available
- Decorative Caulk Mastic 310ml – White
- Arbo Professional Caulk 380ml – White
- Arbo Small Gap Sealer Syringe 80ml – White
- Professional Skeleton Sealant Gun
Volume: 380ml | Colour: White.

