Johns Manville blown-in fiber glass insulation is a premium aternative to cellulose. It's blown in to cover attics and hard-to-reach areas within attics, like corners, edges, and around framing. When it's applied to the recommended thickness and specification, you can be assured that your home is energry-efficient, with minimal heat loss.

Knauf JET STREAM™ Fiber Glass Blowing Insulation is typically installed in open attics of both new and existing structures. It can also be used in retrofit closed-cavity applications such as exterior sidewalls or floored attics. Loose-fill blowing insulation is intended for use where pneumatically installed insulation is most cost-effective.