WallSealby Nu-Wool

    WallSeal is a sprayed-in-place insulation that eliminates the voids and air pockets common with other insulation materials. The manufacturer says the density is more consistent than other types of insulation products and claims that it will not settle in the wall cavity. The product is made from 100 percent recycled paper. Nu-Wool. 800- 748-0128. www.nuwool.com.