Description
Product Overview
Siniat GTEC Moisture Board 12.5 mm Tapered Edge (2400 mm × 1200 mm) is specially designed to provide reliable moisture resistance in humid internal environments such as bathrooms, kitchens and utility rooms. With its 12.5 mm thickness and large sheet size, this board delivers durable and efficient coverage for internal wall linings and ceilings.
Key Features & Benefits
- Designed with moisture‑resistant additives in both core and liner for enhanced performance in humid areas (Type H2 to EN 520)
- Reaction to fire classified as Euroclass A2‑s1,d0 — providing excellent fire safety in appropriate assemblies
- Compliant with BS EN 520 standards and suitable for internal dry to humid applications
- Green‑faced board for easy site identification of moisture‑resistant performance
- Smooth, tapered edge (TE) for neat jointing and a high‑quality finish
- Lightweight and easily cut using the score‑and‑snap method — efficient for installation
- Suitable size of 2400 × 1200 mm provides good coverage with fewer board joins
- Stable performance under humidity changes and typically used where enhanced moisture protection is required
Applications / Typical Uses
- Ideal for use in humid internal areas such as kitchens, bathrooms, utility rooms and laundries
- Suitable as a reliable lining board for internal walls and ceilings in residential, commercial or institutional buildings where extra moisture resilience is needed
- Works well in new‑build and refurbishment projects where a moisture‑resistant lining is called for
Installation & Handling
- Store boards flat on a dry, level surface and protect from direct exposure to moisture prior to installation
- Handle carefully to avoid damage to edges or surface papers
- Cut using score & snap; no special power tools required in standard application
- Fix boards using compatible screws appropriate to substrate and follow the full system specification
- Finishing: After jointing and finishing with approved systems, prime the board with an appropriate sealer (e.g., Siniat Universal Sealer) before decoration
Compliance & Certification
- Manufactured in accordance with BS EN 520 (gypsum boards) with specific additives to provide moisture resistance (Type H2)
- Reaction to fire: Euroclass A2‑s1,d0
- Recognised for use in internal environments where moisture resistance is specified

























