References
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- ASHRAE. 2008. ANSI/ASHRAE Standard 120-2008. Method of Testing to Determine Flow Resistance of HVAC Ducts and Fittings. Atlanta: ASHRAE.
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- ASHRAE. 2015. Duct Fitting Database Version 6.00.04. Atlanta: ASHRAE.
- Gan, G., and S.B. Riffat. 1995. K-Factors for HVAC ducts: Numerical and experimental determination. Building Service Engineering Research and Technology 16(3):133–9.
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- RP-551. 1991. Laboratory study to determine flow resistance of HVAC duct fittings: Final report. Atlanta, GA: ASHRAE.
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