DeltaTrimCorro-TPC is an Insulated Roof Panel System, 
comprising of two pre-painted, roll-formed steel skins, 
bonded to a thermosetting phenolic composite insulating 
core.
Both skins offer classical corrugated lines with all of the 
benefits of modern Insulated Panel technologies.
Recommendations
 •  Commercial Buildings  
 •  Community Covered Areas
 •  Schools
 •  Sporting Complexes
 •  Covered Walkways
 •  Wineries
 •  Architectural Features
 •  Shopping Centres
Steel Skin Details
Top Skin
0.42mm / G550 AZ150
Bottom Skin
0.42mm / G550 AZ150
Max. Skin Temperature
78oC Dry Heat
Core Material Details
Thermosetting Phenolic Composite 
Thermal Conductivity
AS 1366.2/ASTM C 518
0.039 W/mK @23.0oC
Adhesive
Thermosetting two-part adhesive
Core Density
36kgs/m3 +/- 4kgs
Panel Weight (kgs/m2) 
based on 0.6mm steel 
skins
75mm Panel
12.06
100mm Panel
12.43
125mm Panel
12.79
150mm Panel
13.15
175mm Panel
13.51
200mm Panel
13.86
External Roof
R Value (m2.K/W) 
AS/NZS 4859 Parts 1 & 
2:2018
Thickness
Winter 
(15oC)
Summer 
(23oC)
75mm Panel
2.10
2.05
100mm Panel
2.75
2.65
125mm Panel
3.40
3.30
150mm Panel
4.05
3.90
175mm Panel
4.75
4.60
200mm Panel
5.40
5.20
Length Tolerance 
5mm +/- 
Sheet Coverage (mm)
1000mm +/- 
Length (mm)
Cut to Length Min of 1800mm +/- 
Thickness (mm)
75, 100, 125, 150, 175, 200
Minimum Roof Pitch
2o - Trim/Corro 
3o - Corro/Trim
Patent Application No.
AU2023266264
Single Spans (mm)
Wind 
Category
Panel 
Thickness
3 Sides 
Open
2 Sides 
Open
1 Side 
Open
Fully 
Enclosed
N2 (W33)
75
7380
5630
4190
5250
100
7500
68860
4900
6330
150
9000
7780
5740
7230
N3 (W41)
75
5270
4070
3060
3810
100
6360
4740
3430
4390
150
7270
5570
4150
5190
N4
(W50)
75
3960
3080
2330
2880
100
4590
3450
2510
3200
150
5410
4170
3130
3900
DeltaTrimCorro-TPC
DeltaTrimCorro-TPC
SPECIFICATIONS
Detail A
Detail B
Detail C
Due to the nature of the manufacturing process the actual dimensions 
may vary. Please refer to the stated acceptable tolerances allowances.
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: 2025-11-28

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