Polystyrene foam insulation and sheathing used in the construction and repair of residential and commercial buildings, recreational vehicles and manufactured housing; polystyrene foam used as underlayments and air infiltration barriers in residential and commercial building construction and repair; polystyrene foam used to protect waterproofing membranes in subsurface construction; polystyrene foam used as a separator and cushioning sheet or recovery board in construction and repair of roofs; polyethylene foam used as gasketing material in the construction and repair of residential and commercial buildings; woven plastic wrap used as an air and moisture infiltration barrier in the construction and repair of residential and commercial buildings, recreational vehicles and manufactured housing; sheathing tape; all of the aforementioned goods having insulating properties