To keep chase width to a minimum, use flat sheet metal as opposed to a collar and flex duct for supplies into rooms where the chase is located

To keep chase width to a minimum, use flat sheet metal as opposed to a collar and flex duct for supplies into rooms where the chase is located

Reference

Measure Guideline: Summary of Interior Ducts in New Construction, Including an Efficient, Affordable Method to Install Fur-Down Interior Ducts

Author(s)

Beal David,

McIlvaine Janet E R,

Fonorow Ken,

Martin Eric

Organization(s)

Building America Partnership for Improved Residential Construction,

BA-PIRC,

National Renewable Energy Laboratory,

NREL,

Florida Solar Energy Center,

FSEC,

U.S. Department of Energy,

DOE

Document illustrating guidelines for efficient installation of interior duct systems in new housing.