TY - GEN AU - Selden D Cole AU - Paul R Achenbach C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1964-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.RPT.8337 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1964 TI - Recommended specification for test procedures to determine suitability of ducts for use in residential warm air heating and air-conditioning systems: ER -