Easy Customization Precast Products Walls are custom-built at the plant with door and window openings built-in. Fast and Complete Installation With so much work done in the shop, installation is completed in a matter of hours. Delivery, crane, labor, sealing and french drains are included in the price in every proposal. No hidden cost. Ultimate Compatibility Though the finished product is Space Age in many aspects, it still offers standard wall studs so that builders need not modify their finishing techniques. Superior Warmth Each wall unit comes pre-insulated with DOW Styrofoam. Guaranteed Moisture Resistance Precast Products offers a 15 year warranty against moisture build-up or water infiltration. Optimal Strength our combination of 5,000 psi concrete and standard framing create an exceptionally strong unit for decades of reliable support.