Comparisons Sandwich Panels, are they SIPs? Team | SIP Supply | September 20, 2012 Is a SIP: 1. A Stress-Skin Panel? 2. A Foam Core Panel? 3. A Curtain Wall Panel? 3. Insulated? 4. Uninsulated? 5. Structural? 6. Non-Structural? 7. All of Read More