SUMMERMORE Pty Ltd   ABN 42 108 898 433 
PO Box 1671,  
Browns Plains BC,  
Queensland, 4118 
Tel: 07 3800 0973  
W: www.summermore.com.au  
 
 
 
 
Tuesday, 30 April 2024 
 
Delta Panels Pty Ltd 
731 Boundary Road,  
Richlands, 
QLD 4077 
 
Dear Mr Guy                       
WEATHER TIGHTNESS CERTIFICATION FOR  
DeltaOrb DPP1110 – 17.5mm Ribs 1000mm Cover, and 
DeltaTrim DPP1150 – 32.8mm Ribs 1000mm Cover. 
 
We, Summermore Pty Ltd, being Registered Structural and Civil Engineers, hereby certify  
 
1. 
That the products described as DeltaOrb DPP1110 – 17.5mm Ribs 1000mm Cover when installed at a roof pitch of five degrees or more, 
complies with the requirements of AS1562.1:2018- Design and Installation of Metal Roof and Wall Cladding Metal. 
2. 
That the products described as DeltaTrim DPP1150 – 32.8mm Ribs 1000mm Cover when installed at a roof pitch of two degrees or more, 
complies with the requirements of AS1562.1:2018- Design and Installation of Metal Roof and Wall Cladding Metal. 
 
It follows that the compliance with AS1562.1:2018 then satisfies the requirements of the Building Code of Australia 2022  Volume One deemed to 
satisfy provision F3D2(b) – Roof Covering and Volume Two deemed to satisfy provision H2D6(4) – Roof Cladding. 
 
This compliance is pertinent to Class 2—9 buildings relating to BCA-2022 Volume One and Class 1 and Class 10a buildings relating to BCA-2022 
Volume Two. 
 
The attached report details the methods that deemed to satisfy compliance has been reached. 
 
Referenced Codes of Practice and Manuals 
 
Part F3D2(b) of NCC 2022 Volume One 
Part H2D6(4) of NCC 2022 Volume Two 
Part H1D7 Sheet Roofing of NCC 2022 Volume Two 
AS1562.1: 2018 Design and installation of sheet roof and wall cladding Part 1: Metal 
 
Summermore Pty Ltd accepts no responsibility for information that has not been expressly identified as part of this certification.   
If we can be of any further assistance in this matter, please do not hesitate to contact this office.  
Yours Faithfully 
 
 
 
 
 
Ronald Bell 
FIEAust (891940), CPEng, NER, APEC Engineer, IntPE(Aus), RPEQ (6715), Registered Engineer Structural NSW (BDC04601), RPE(Vic) (PE0002564). 
Director 
Summermore Pty Ltd 

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