Nova Wrap Housewrap is 100% non-woven, non-perforated polypropylene fabric that provides the ideal ratio to water penetration versus moisture vapor transmission to outside. Thus, it lets the structure breathe while preventing damage due to water infiltration. It does not absorb or retain water. Suitable for use on 4 story commercial or residential buildings. NovaWrap is Asphalt free, 100% recyclable and Class A Fire Resistant. It contributes to weather-tightness and energy efficiency of buildings for the life of the structure. NovaWrap building wrap reduces water intrusion which eliminates mold and mildew. Installs over and protects plywood, OSB, gypsum, gypsum composite, rigid foam and other sheathing materials. Can also be installed under brick, stone, stucco, EIFS, cement board, wood, vinyl, metal and composites. Meets or exceeds applicable building codes for vapor retarders. Can be left exposed for 6 months and is UV stable. This installer friendly building wrap includes fabric marked fastener locations and fabric marked vertical and horizontal lap marks, NovaWrap building wrap stretches and forms to building details. The translucent fabric allows for easy location of studs and overlaps. Light weight for convenience with shipping, staging and installing. The tear and puncture resistant material saves on fasteners and creates less repairs and waste. Acceptable for use in the United States and Canada. Includes an industry competitive 15 year limited warranty.