Ducts Buried in Attic Insulation Description This guides describes buried ducts in loose-fill attic insulation, a method that can only be used in dry climates.
Ducts Buried in Attic Insulation and Encapsulated Description This guide describes approaches to buryng and encapsulating ducts in unconditioned attics to increase the overall R-value of duct insulation.
Ducts in Interstitial Floor Framing Description Guide for designing and installing interior ducts in an interstitial floor cavity in new and existing homes.
Encapsulated Ducts Description 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.
Sealed and Insulated Fiber Board Ducts Description Guide describing how to air seal and insulate fiber board ducts.
Sealed and Insulated Flex Ducts Description Guide describing how to air seal and insulate flex ducts.
Sealed and Insulated Metal Ducts Description Guide describing how to air seal and insulate metal ducts.