Green Dale, IN – IBT Structural Insulated Panel (SIP) Construction 2 Bedroom, 1-1/2 Bath, 2 Car Garage Living Area – 1,760 sq. ft. This project is an example of what’s possible with IBT SIP Panels. Send us your blueprints and we’ll price out the construction with our panels. With IBT pre-cut panels, you have a ready-to-assemble system that speeds …