The Ultratex Grey Board Wall Cladding System is a complete façade system for use on exterior walls of homes and commercial buildings; it is weatherproof, stable & durable, and it provides good exterior insulation, commonly referred to as Exterior Insulation and Finishing system (EIFS)
Grey Board Wall Cladding System have two options
1. Grey Board EIFS Direct Fix Wall Panel System
2. Grey Board EIFS Cavity Wall Panel System (consists of enhanced water management system)
1. Grey Board EIFS Direct Fix Wall Panel System specifications;
Consists of Plain Polystyrene (EPS) Panels
The Ultratex Grey Board EIFS Direct Fix Wall Panel System is constructed using 75mm or 100mm thick Plain Polystyrene (EPS) panel fastened and fixed directly on to he timber stud frame having a Weatherproof Breathable Wall Wrap(Sarking) in between.
Starter Channel Bead is fixed on to the timber frame in required size.
The panels are fastened directly into the studs using H8 Class 3 screws and 48mm diameter polypropylene washers at minimum screw spacing’s of 300mm.
The Panel joints are then sealed with Foam Adhesive, Corner angle beads are fixed and the panel surface is rendered with Ultratex Grey Board Render coating system having an embedded Fibre glass mesh placed across the entire panel surface. The render coat has a nominal thickness of 6mm
2. Grey Board EIFS Cavity Wall Panel System specifications;
Consists of Pre-Coated Polystyrene(EPS) Panels
Consists of Polystyrene(EPS) Batten to create cavity–(for improved water management system
The Ultratex Grey Board EIFS Cavity Wall Cladding System is constructed using 50mm, 75mm or 100mm thick Pre-Coated Polystyrene (EPS) panel, 25mm thick by 35mm wide H-Grade Polystyrene battens with bottom cavity closer. Weatherproof Breathable Wall Wrap (Sarking) is fixed directly to the standard timber stud frame
The 25mm x 35mm battens are directly fixed onto the Breathable Wall Wrap using 2.88mm x 40mm galvanized nails fastened onto the studs.
Starter Channel Bead is fixed on to the timber frame if required sizes.
The panels are then fastened and fixed on to the battens and into the timber studs using H8 Class 3 screws and 48mm diameter polypropylene washers at minimum screw spacing of 300mm.
The panel joints are then sealed with Foam Adhesive, Corner angle bead are fixed and a 200mm strip of 160gsm adhesive fibreglass mesh is placed over panel joints, the system is them rendered with Ultratex Grey Board Render coating system at a nominal thickness of 6mm.
*Please refer to Grey Board Manual before commensing installation of the system
Material Check List for Grey Board Wall Cladding System
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Stage 1 - Installation |
Stage 2 – Coating System Technical &Safety Data Sheets |
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Description/Specification/Size |
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Description/Specification/Coverage |
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Timber Stud Frame – 90mm x 35mm (including bracing) The frame structure must be built in accordance with the Building Code of Australia (BCA) and with the relevant Australian Standards, for instance, AS1684-2006 Timber Frame. |
C1 |
Ultratex Grey Board Render( Base Coat application) TDS please refer Grey Board System Manual
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1
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Weatherproof Breathable Wall Wrap(Sarking)
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C2A |
Alkali Resistant Fibre Glass Mesh
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2A
2B
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2A -Nails/Clouts (for fixing Starter channel & Battens)
2B – Wrap nails
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C2B |
Alkali Resistant Fibre Glass Jointing Mesh
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3 |
Starter Channel Bead ( in 90 &120 Degree)
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C3 |
Ultratex Primer – OPTIONAL
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4 |
Battens (only for Cavity System)
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C4 |
Ultratex Texture – OPTIONAL
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5 |
Grey Board Panels Type: Plain(Raw) & Pre-coated Polystyrene(EPS) panels Sizes: 1.2M x 2.5M & 1.2M x 5M
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C5 |
Ultratex Membrane – OPTIONAL
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6 |
Fastener - Screws (for fixing panels)
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7 |
Fasteners - Washers (for fixing panel)
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8 |
Foam Adhesive ( for panel joints) The adhesive foam is expandable and is a pressurised canister dispensing system, used for panel joints (panel to panel joining).
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9 |
External Corner Angle Bead
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10 |
Liquid Nails(for fixing corner beads / Expansion trim)
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11 |
Backing Rod (for expansion joints)
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12 |
Expansion Joint Trim (UPVC) (for expansion joint)
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13 |
PU Sealant (SIKAFLEX PRO) or equivalent Used around the windows, doors & Expansion joints Minimum 5mm to max 10mm tolerance to be considered
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14 |
Flashing Tape For use around window and door joinery and all openings on panel for fixtures - to be installed by the installer during installation and building wrap to be tapped and sealed with tape.
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