Check the listing for details. Expanda-Crete - expanding concrete substitute. Color: Clear, Condition: New. Listed at 71.86 USD. Discover the ease of DIY with our Liquid Foam building equipment set. Crafted from a blend of resilient wood, sleek stainless steel, and durable resin, this kit is designed for those who appreciate precision and quality in their projects. The set comes complete with clear instructions, two measuring cups, and both A and B liquids needed to create your own foam insulation. Whether you're a seasoned builder or a home enthusiast, this equipment will assist you in sealing and protecting your structures with ease. The combination of materials ensures a long-lasting and effective seal, perfect for a variety of applications around the home or workplace. Assembly is straightforward, and the included materials are ready to use right out of the box.