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Application

Suitable for use in areas where increased fire resistance is required, and moisture exposure is possible.

Description

Siniat Fire MR Board plasterboard provides superior fire and moisture resistance for stud partitions, wall lining and ceiling systems. Achieve 60 minutes' fire resistance from a 15 mm single-layer partition system.

Features and benefits:

  • 60 minutes' fire resistance from a 15 mm single-layer partition system.
  • Achieves Building Regulations Approved Document B (fire) compliance.
  • Improved durability in humid environments.
  • The board complies with BS 1230 type 5 and BS EN 520:2004+A1:2009 types D, F and H1.

Application:

Suitable for use in areas where increased fire resistance is required, and moisture exposure is possible.

General information
Material

Aerated calcium sulfate di-hydrate with water-resistant additives, fillers and fibres, enclosed inside liners made from recycled wastepaper with bound edges. Core and papers are bonded with starch

Uniclass 2015 Moisture-resistant gypsum plasterboards (Pr_25_71_52_52)
Specification data
Product Reference

Siniat GTEC Fire MR Board

Thickness

12.5 mm

15 mm

Standard product features

Colour:

Pink on the front and green on the back.

Material:

Aerated calcium sulfate di-hydrate with water-resistant additives, fillers and fibres, enclosed inside liners made from recycled wastepaper with bound edges. Core and papers are bonded with starch.

Edges:

Tapered down the long edges. Edges are adhered together.

Board size/ weight:

  • 2400 x 1200 x 12.5 mm: 29.7 kg.
  • 2400 x 1200 x 15.0 mm: 36.0 kg.

Jointing finishing and painting:

The board should be jointed and finished with GTEC Jointing systems. Boards are suitable for gypsum finishing plasters manufactured to BS EN 13279-1:2008. The boards must be primed with GTEC Universal Sealer prior to being decorated and treated with PVA bonding agent, before being plastered.

Fixing:

GTEC self-drilling or GTEC high-thread screws required.

Technical characteristics:

  • Fire, acoustic and duty performance dependent on the whole system. See Siniat Drywall Manual for Siniat system performances.
  • Reaction to fire: Euroclass A2-s1, d0.
  • Moisture content: <2%
  • Mass: 10.3 kg/m² for 12.5 mm board, 12.5 kg/m² for 15.0 mm board.
  • Thermal conductivity, λR (to BS EN 12524): 0.25 W/m·K.
  • Thermal resistance, R: 12.5 mm = 0.050 m²K/W, 15.0 mm = 0.060 m²K/W.
  • Moisture resistance: Complies with BS EN 520 clause 3.2.3 type H2 (less than 10% water absorption).
  • Mean water vapour resistance factor (to BS EN 12524): µ = 10.

- Flexural strength (to BS EN 520):

  • 12.5 mm board: longitudinal breaking load: ≥550 N, transverse breaking load: ≥210 N.
  • 15 mm board: longitudinal breaking load: ≥650 N, transverse breaking load: ≥250 N.

Literature
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