DeltaOrb - DC
DeltaOrb - DC
SPECIFICATIONS
Delta Panels Pty Ltd - ABN: 11 147 861 292
E: info@deltapanels.com   
W: www.deltapanels.com    
Head Office: 731 Boundary Road, Richlands, Qld 4077    P: +61 7 3271 2170    
Sydney Depot: 11 The Old Northern Road, Narellan, NSW 2567   P: +61 2 4611 7712      
Version Date: 2024-11-24
DeltaOrb-DC  is a CodeMark Approved Patented Insulated 
Roofing System  for boundary applications that complies 
with the non-combustibility requirements of Part H3 of the 
National Construction Code NCC2022 Volume Two. 
It comprises two pre-painted, roll-formed steel skins, 
encapsulating a combination of Expanded Polystyrene 
Fire Retardant Grade (EPS-FR) Insulation with Mineral 
Wool (MW) Insulation. The Mineral Wool Core is positioned 
at the end of the panel when constructing a Class 10 
structure within 900mm of the boundary line.
Steel Skin Details
ColorBond®
Top Skin
 0.42mm / G550 AZ150
Bottom Skin
 0.55mm / G300 Z275
Max. Skin Temperature
78oC Dry Heat
Core Material Details
Minimum of 900mm Mineral Wool with the 
balance in EPS-FR
Thermal Conductivity
AS 1366.2/ASTM C 518
Minimum 0.0042 W/mK @ 23.0oC
Core Density
Average density for a 6.0 metre panel is 
30.8kg/m3
Certification of 
Conformity
* CodeMark Australia Certificate CM40330
Panel Weight (kgs/m2) 
based on average weight 
of a 6 meter panel with 
0.6mm steel skins
50mm Panel
13.1
75mm Panel
13.9
100mm Panel
14.7
125mm Panel
16.7
150mm Panel
18.7
External Roof 
Minimum R value 
(m2.K/W) As/NZS 4859 
Parts 1 & 2:2018 
Thickness
Winter 
(15oC)
Summer 
(23oC)
50mm Panel
1.38
1.36
75mm Panel
1.90
1.85
100mm Panel
2.52
2.43
125mm Panel
3.13
3.02
150mm Panel
3.69
3.56
Sheet Coverage
1000mm
Length (mm)
Cut to Length Min of 1800mm
Length Tolerance (mm)
5mm+/-
Thickness (mm)
50, 75, 100, 125, 150
Minimum Roof Pitch
3º for Class 10 Buildings
Flatness
Standards
0.40mm 
0.60mm
Surface deformations can be 
apparent to the naked eye when 
observed in certain lighting 
conditions
Innovation Patent No. 
2021104435
Detail A
Detail B
CodeMark
Early Fire Hazard Properties AS 1530.3:1999
AWTA Test Report 18-006076 14-11-2018
Index
Test Range
External Top Skin
Ignitability
0-20
0
Spread of Flame
0-10
0
Heat Evolved
0-10
0
Smoke Developed
0-10
2

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