Patent ID: 7381456

Claim:
A faced building insulation assembly for insulating a wall, ceiling, floor, or roof cavity, comprising: an insulation layer formed by a fibrous insulation blanket; the insulation layer having a length, a width and a thickness; the insulation layer having first and second major surfaces defined by the length and width of the insulation layer; a facing overlaying the first major surface of the insulation layer; the facing having a first outer major surface and a second inner major surface; the facing comprising a kraft paper sheet containing a fungi growth inhibiting agent introduced into the kraft paper sheet as the kraft paper sheet is being produced by being included in a fibrous slurry used to form the kraft paper sheet; the fungi growth-inhibiting agent contained in the kraft paper sheet being 2-(4-Thiazolyl) Benzimidazole; and a heat activated asphalt bonding layer containing a fungi growth inhibiting agent, on the second inner major surface of the sheet material that bonds the facing to the insulation layer whereby the facing, as bonded to the insulation layer, is fungi growth resistant; the fungi growth-inhibiting agent contained in the asphalt bonding layer being zinc pyrithione.