@misc{1165221, author = {Selden D Cole and Paul R Achenbach}, title = {Recommended specification for test procedures to determine suitability of ducts for use in residential warm air heating and air-conditioning systems:}, year = {1964}, month = {1964-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.RPT.8337}, language = {en}, }