Siniat’s primarily manufacturers and sources a comprehensive range of compounds, adhesives, cements and sealants for fixing, setting, jointing, and sealing of wall and ceiling linings.

Our jointing compounds include chemical set bedding compounds, premixed air-dried finishing and multi-purpose compounds and specialty joint fillers.

We have stud adhesive for fixing plasterboard to both timber and metal framing and a range of cements for back-blocking; fixing cornice and other decorative features; fixing plasterboard to masonry; repair patching along with fire and acoustic sealant and wet area plasterboard sealant.

  • Category
    Adhesives and Sealants
  • Range
    Compounds and Sealants
  • Brand

MastaBlock Specialty Cement

Weight: 20 kg



- Minimises joint cracking.

- Minimises joint cracking

- Long setting time

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About the

Siniat is part of the Etex Group, global leaders in lightweight construction materials. With plasterboard manufacturing facilities in Matraville (Sydney, NSW), Altona (Melbourne, Vic) Bundaberg (Qld); compound manufacturing in Altona; metal profile lines in Beenleigh (Brisbane, Qld), over 300 employees and a national distribution network comprising company owned stores, Plastamasta Franchises and independent distributors, Siniat is a major supplier to the lightweight construction industry and a one-stop-shop for a complete wall framing solution. 

A quality range of products and systems designed for performance provide solutions for fire, water, sound and impact resistance, as well as space-giving, acoustic and aesthetic design for all commercial and residential construction projects. 

Siniat’s innovative lightweight construction systems include plasterboard, steel framing systems for walls and ceilings, decorative, acoustic wall & ceiling linings, facade linings and plaster finishing compounds and accessories for internal applications.

At ArchiPro we recognise and acknowledge the existing, original and ancient connection Aboriginal and Torres Strait Islander peoples have to the lands and waterways across the Australian continent. We pay our respects to the elders past and present. We commit to working together to build a prosperous and inclusive Australia.