green: Consider Building with Rastra Walls
- 05/22/10 05:08 AM
Rastra Construction can be cheaper to work with than standard wood framing; it's as strong as reinforced concrete; and, to top it off, its main ingredient is recycled, post-consumer polystyrene - better known as Styrofoam. So it's no surprise that the increasingly popular construction material called Rastra is currently in short supply. The product is manufactured in blocks that resemble giant honeycombs. Each block is 10 feet long, 10 inches thick and 15 inches high, with cores for steel reinforcing bar drilled through the product every 15 inches. The blocks can be cut using a chain saw. Builders stack these basic … (1 comments)
Rastra Construction can be cheaper to work with than standard wood framing; it's as strong as reinforced concrete; and, to top it off, its main ingredient is recycled, post-consumer polystyrene - better known as Styrofoam. So it's no surprise that the increasingly popular construction material called Rastra is currently in short supply.
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