TY  - RPRT
TI  - Use of an air-to-air heat exchanger to recover heat from air exhausted by mechanical ventilation 
AU  - Garrivier, P
PY  - 1972
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS TN 710-5
DO  - 10.6028/NBS.TN.710-5
ER  -