British Gypsum Gyproc SoundBloc 12.5mm Plasterboard Tapered Edge (TE) is a premium acoustic drywall board designed to deliver enhanced sound insulation in internal wall and ceiling systems. Manufactured by British Gypsum, it is widely used in residential, commercial, and industrial construction where noise reduction and acoustic comfort are required.
This high-density plasterboard features a specially formulated core that helps reduce sound transmission, making it significantly more effective than standard plasterboard. It is ideal for partition walls, separating walls, and ceiling systems where improved acoustic performance is essential.
With dimensions of 2400mm x 1200mm covering 2.88m², Gyproc SoundBloc is easy to handle and install, offering reliable performance for professional contractors and builders. The tapered edge design allows for smooth jointing and a high-quality finish after plastering or jointing compound application.
Engineered with a dense, acoustic core to reduce sound transmission in structures
Enhances fire performance when installed within recommended systems
Blue‑face paper helps with identification and installation on site
Effective in both ceiling and wall applications requiring acoustic control
Integrates fully with BG’s acoustic system design guidance
Matches standard installation and finishing techniques used for Gyproc boards
Key Features:
- High-performance acoustic plasterboard
- Reduces sound transmission between rooms
- Tapered edge for smooth joint finishing
- Durable and strong construction
- Easy to cut, handle, and install
- Suitable for walls and ceilings
- Ideal for residential and commercial use

