Idem S
Bibliographic info:
Preprint ASHRAE Transactions vol.109 no.1 2003 (USA) - paper presented at the ASHRAE Winter Meeting, Chicago, January 2003 - 6 pages, 6 figs, 5 refs, 3 tabs

Pressure loss coefficients were measured for several flat oval tee and lateral fittings. The paper gives measurement results and pressure loss curves.