b'DELTA PANELS - PHYSICAL PROPERTIESTongue & Groove JoinerThe edges of the steel facer are roll formed to form a tongue and groove interlocking joining system. This joined seam can be sealed with a sealant to form a waterproof barrier.Detail A Detail B Detail A & BSecretFix JoinerThe SecretFix Joiner edges of the steel facer are offset to form a tongue and groove interlocking joining system that can accommodate a fixing plate. This joined seam can be installed without any visible fixings, making it ideal for Architectural applications.Detail A Detail BP: +61 7 3271 2170E: info@deltapanels.comW: www.deltapanels.com52 Delta Panels Pty Ltd A: 731 Boundary Road, Richlands, Qld 4077ABN: 11 147 861 292'