The Siniat Universal Bonding Compound 25kg is a high-performance, gypsum-based adhesive specifically formulated for the direct bonding of plasterboard and insulating laminates to various masonry substrates. Often referred to as ‘Dot & Dab’ compound, this essential building material provides exceptional adhesion, making it a cornerstone for efficient drylining projects and achieving a professional, seamless finish on internal walls.
Key Features and Specifications
- Material: High-quality gypsum-based compound.
- Weight: Supplied in convenient 25kg bags.
- Bonding Strength: Creates a strong and durable bond between plasterboard and walls.
- Ease of Use: Easy to mix and apply, allowing for quick and efficient installation.
- Adjustability: Dabs are quickly applied and allow for adjustment during boarding.
- Surface Irregularities: Capable of accommodating nominal background irregularities.
- Service Runs: Can accommodate shallow service runs of 10-25mm.
- Finish: Provides a smooth, seamless finish, resistant to cracking and shrinkage.
- Thermal Performance: Suitable for use with Siniat Thermal Boards to enhance thermal efficiency.
- Reaction to Fire: Euroclass A1.
- Coverage: Approximately 8m² for direct bonded internal walls per 25kg bag.
- Shelf Life: 5 months when stored in dry conditions.
Applications
This versatile Siniat Universal Bonding Compound is primarily used for the direct bond lining system, attaching plasterboard to masonry substrates such as brickwork and block walls. It is also effective for bonding Siniat Metal Furring Wall Channels to walls, providing a clean, flat, and easy-to-finish surface. Beyond primary bonding, it can be utilised for joint filling and finishing of plasterboard systems, as well as for repairing damaged plaster, ensuring a professional and durable outcome for both new build and refurbishment projects.
Delivery in and Around London
We offer reliable delivery of Siniat Universal Bonding Compound 25kg across London and the surrounding home counties. Our delivery service covers all London boroughs, including Croydon, Lewisham, Southwark, Camden, and Hackney, extending throughout Greater London to areas such as Enfield, Bexley, Redbridge, and Barnet. We also serve surrounding counties like Kent, Essex, Surrey, and Hertfordshire. This product is available in single bags and trade quantities to meet the demands of any project. Trade accounts are welcome, offering competitive pricing and dedicated support for your construction supply needs.






Could not find it cheaper anywhere due to minimum order value, Builders Megastore came our cheap than everyone else
No issues with Builders Megastore, will use again
Really nice guys and helped get order out to builders while i was on holiday, big thanks
Competitive prices and good delivery