Page 1 of 2 © 2024 Acronem Consulting Australia Pty Ltd. All rights reserved. Web: www.acronem.com.au Phone: 0437 407 176 Email: cameron@acronem.com.au Acronem Consulting Australia Pty Ltd October 08, 2024 DELTA PANELS PTY LTD ATTN: MR JOHN GUY 731 BOUNDARY ROAD, RICHLANDS, QUEENSLAND, 4077 AUSTRALIA Thermal Performance of Delta Panels - Phenolic Foam Composite (TPC) panels Roofing, External Wall & Internal Wall Applications Dear Mr Guy: Further to your request, I can confirm the thermal performance of: - Delta Panels Phenolic Foam Composite (TPC) Panels, as described in the following reports by an accredited testing laboratory. - CSIRO Report XC4002/R1(Rev B) – Final Issue, Thermal Transmission Properties of Phenolic foam composite with nominal thickness of 50mm, 28- August-2024. (measured density 33.5-37.0kg/m3) - CSIRO Report XC4002/R2(Rev B) – Final Issue, Thermal Transmission Properties of Phenolic foam composite with nominal thickness of 200mm, 28- August-2024. (measured density 34.0-37.9kg/m3) - CSIRO Report XC4016/R3(Rev B) – Final Issue, Thermal Transmission Properties of Phenolic Foam Composite Panels, 28-August-2024. The Declared Material R-values of Delta Panels Phenolic Foam Composite (TPC) panels have been determined in accordance with AS/NZS 4859.1:2018 as: Table 1: Delta Panels TPC Declared Material R-value Declared Material R-value [(m2.K)/W] TPC Thickness (mm) 50 60 70 75 80 90 100 110 125 150 175 200 Mean Temp (°C) 0°C 1.40 1.65 1.95 2.05 2.20 2.45 2.75 3.05 3.45 4.10 4.85 5.55 15°C 1.30 1.55 1.85 1.95 2.10 2.35 2.60 2.90 3.25 3.90 4.60 5.25 23°C 1.30 1.55 1.80 1.90 2.05 2.30 2.55 2.85 3.20 3.80 4.50 5.15