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 Dropped Ceilings Description Guide describing method for installing ducts in a duct chase above a dropped ceiling.
Ducts in Raised Ceiling Sections Description Guide describing method for designing and installing ducts in a raised ceiling chase.
Sealing Duct Boots to Floor or Drywall Description Guide describing how to air seal around duct shafts and flues installed through ceilings, walls and flooring in new and existing homes.