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Brown & Horsch Insulation Company, Inc. installs Amerrock Blowing Wool Insulation Amerrock Blowing Wool is granular insulation consisting of mineral fibers formed into nodules for installation by pneumatic machine. Amerrock Blowing Wool fills every nook and cranny, eliminating any gaps that could cause heat loss. Amerrock Blowing Wool is used for insulation over ceiling areas and in exterior walls of existing residences, as well as over ceilings in new construction. Amerrock Blowing Wool delivers superior insulating and fire safety performance. Amerrock Blowing Wool is permanent insulation that is naturally non-corrosive, fire resistant, vermin resistant and non-absorbent. It is easy to install and its resilience assures full installed thickness and permanence, even in tight spaces near the eaves. With a melt point in excess of 2000° F, Amerrock Blowing Wool provides more protection against fire than glass fiber insulation. How much insulation do you need? ![]() |