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Guides A-Z

Guide describing a method for insulating an unvented attic by spraying foam insulation along the underside of the roof deck.

This guides describes buried ducts in loose-fill attic insulation, a method that can only be used in dry climates.

This guide describes approaches to buryng and encapsulating ducts in unconditioned attics to increase the overall R-value of duct insulation.

Guide for designing and installing interior ducts in an interstitial floor cavity in new and existing homes.

Guide that illustrates how and when to encapsulate ductwork in unconditioned attics, increases the R-value of duct insulation, mitigating condensation issues and reducing air leakage.

Guide describing methods for insulating an unvented attic along the roof line.