PDF | 6.2MB
An Australian Original, Cemintel Barestone™ prefinished panels provide a raw, contemporary finish for internal and external applications.
Original
Its biophilic impression enhances design aesthetics, as it weathers naturally and seamlessly blends into its environment. Barestone can be used in many diverse ways and cut to different shapes and sizes for dramatic design effect.
Inspiration: Sydney Superyacht Marina showcases the original raw concrete look of Barestone™
Features
- Unparalleled design flexibility
- Prefinished and lightweight
- Raw, contemporary finish for external application
- Weathers naturally and seamlessly blends into its environment
- Can be used in many diverse ways and cut to different shapes and sizes
-
Façades & Cladding
-
Internal Linings
Case Studies
Superyacht Marina enriches texture of Rozelle Bay
Barestone connects Blue Mountains home to bushland vistas
Raw and refined design transforms restaurant
Barestone seamlessly connects with a WA bush backdrop
Barestone - a LiFEHOUSE in Victoria’s Goldfields
St John the Baptist Catholic Primary School
Downloads
Associated files for this Cemintel product are available for download.
Barestone External Design & Installation Guide
Barestone Fire Performance
PDF | 1.3MB
Barestone Warranty April 2024
PDF | 90.5KB
Cemintel Product Portfolio
PDF | 16.0MB
Eaves and Soffits Product Flyer
PDF | 724.3KB
Fire Performance Guide - Fibre Cement Cladding
PDF | 3.3MB
Fibre Cement Safety Data Sheet
PDF | 715.8KB
Technical Data
APPLICATIONS
| Result | |
|---|---|
| Applications | Façades & Cladding |
| Type of Building Structure | Residential Housing Buildings within the scope of AS4055, Commercial & Other |
| Wet Areas | No |
PANEL - DIMENSIONAL & GEOMETRICAL CHARACTERISTICS
| Dimensional/Geometrical Characteristic | Specification | Manufacturing Tolerance | Relevant Standard |
|---|---|---|---|
| Panel Dimensions | 1200mmW x 2400mmL x 9mmD 1200mmW x 3000mmL x 9mmD |
Width +0 -2 mm Length +0 -2 mm Thickness +0.45 -0 mm |
|
| Profile | Square Edge | ||
| Perpendicularity/squareness of edges | 1mm/linear meter | ||
| Weight (typical) | 17.8kg/m2 | ||
| Layout Options | Horizontal, Vertical, Diagonal/Al, Curved | ||
| Jointing | Expressed |
PANEL - STRENGTH & MOISTURE RELATED PROPERTIES
| Physical Property | Result | Relevant Standard |
|---|---|---|
| Modulus of Rupture (Wet) | >18MPa | AS2908.2 |
| Modulus of Elasticity (Wet) | 9-13GPa | AS2908.2 |
| Density (Oven Dry) | 1625 kg/m3 | AS2908.2 |
| Water Vapor Diffusion | Not Required | Not Required |
| Water Tightness (24hrs) | No water droplet | AS2908.2 |
| Water Absorption (Saturated – 48hrs) | 18 wt% | ASTM C 1186 |
| Moisture Content (EMC) | 7 Wt % | ASTM C 1186 |
| Moisture Movement | 0.04% | ASTM C 1186 |
PANEL - OTHER DURABILITY/WEATHER RESISTANCE INDICATORS
| Test | Result | Relevant Standard |
|---|---|---|
| Heat Rain | PASSED (25 Cycles) | AS2908.2 |
| Freeze Thaw | PASSED (50 Cycles) | AS2908.2 |
| Warm Water Resistance | PASSED (56 days) | AS2908.2 |
| Soak Dry | PASSED (25 Cycles) | AS2908.2 |
PANEL - FINISH CHARACTERISTICS
| Characteristic | Result | Relevant Standard |
|---|---|---|
| Finish | Prefinished | |
| Coating Type | Coating Type: Silane (Water Repellent) | |
| Colour Bodied | No | |
| Paint Type | ||
| UV Resistance | N/A | N/A |
| Formaldehyde Emission Rate | N/A | N/A |
| VOC Emission Rate | N/A | N/A |
| Spectral Reflectivity Values | Solar Reflectance % | Solar Absorption % | Basix Colour | Relevant Standard |
|---|---|---|---|---|
| Barestone Original |
PANEL - FIRE RESISTANCE, THERMAL & ACCOUSTIC PROPERTIES
| Characteristic | Result | Relevant Standard |
|---|---|---|
| FIRE RESISTANCE | ||
| Combustibility | Suitable for use in applications where non-combustible materials are specified by the Deemed to Satisfy Provisions of the 2016 BCA Vol 1 Amendment 1 Clause C1.9 (2015 BCA Vol Clause C1.12) | |
| Fire Hazard Properties | Group 1 Av Specific Extinction Area <250 | AS/NZ 3837 |
| Classification | 1 | AS/NZ 3837 |
| Surface Burning Characteristics | Ignitability =0, Flame Propagation =0, Heat Release =0, Smoke Release=1 | AS1530.3 |
| THERMAL CONDUCTIVITY | ||
| Thermal Conductivity (λ -Factor) | ≈ 0.4108 W/m.K. | |
| Thermal Expansion Co-efficient | 0.005-0.01mm/mK | N/A |
| ACOUSTIC VALUE | ||
| Sound reduction (depends on construction) | N/A | N/A |
SYSTEM SOLUTIONS
| Characteristic | Result | Relevant Standard |
|---|---|---|
| Within Scope of AS4055? | Yes | |
| Wind Loading - Residential housing buildings within the scope of AS4055 | N1, N2, N3, N4, N5, N6, C1, C2, C3, C4 | |
| Weatherproofing | Passed weathertesting at serviceability pressure of 3kpa (ultimate 4.5kpa) | AS 4284 |
| Cyclonic Conditions | Assessed to pass cyclonic testing at 6.4kpa (ultimate 7kpa) | AS 4040.3 |
| Fire Resistance Limits (FRLs) | Up to 120/120/120 & -/180/180 | Refer to Gyprock® The Red Book™ |
| Bushfire Construction | BAL 40 (Construction for Bushfire Attack Level 40 for an external wall) | AS 3959-8 |
| Acoustic | Acoustic solutions of up to RW/RW+CTR 56/47 are detailed | Refer to Gyprock® The Red Book™ |
| Thermal | Thermal solutions of up to RT(sum)/RT(win) 3.5/3.8 are detailed | Refer to Gyprock® The Red Book™ |
FIXING
| Characteristic | |
|---|---|
| Maximum Span (Stud Spacing) | Up to 600mm |
| DIRECT FIX | |
| Nail to Timber Frame | No |
| Screw to Timber Frame | No |
| Screw to Steel Frame | No |
| INDIRECT FIX | |
| Timber Frame | Yes |
| Steel Frame | Yes |
| Masonry Frame | Yes |
| EXPOSED FASTENERS | |
| Screw | Yes |
| Rivet | Yes |
| Nail | No |
| CONCEALED FASTENERS | |
| Clip | No |
| Countersunk Screw/Nail | No |
| Adhesive, Split Batten, etc. | No |
| Hidden by Overlapping Panel | No |
| Flush Jointed (Taped) | No |
