Translucent Panels, Polycarbonate and PVC Panels

To achieve the top performance from the polycarbonate skylight panels please follow the installation instructions below. Pre-drilling is required at all fastening points to allow for expansion and contraction of the panels. Polycarbonate panels are very strong but can be very susceptible to chemical damage. Please use care in the selection of any sealants that may coming in contact with this panel (a full list of compatible sealants is available at

https://directmetalsinc.com/wp-content/uploads/2026/05/Sealant-Compatiblity-Chart-for-DMI-Polycarbonate-Sheets.pdf.