Correction: Budea, S. Solar Air Collectors for Space Heating and Ventilation Applications—Performance and Case Studies under Romanian Climatic Conditions. Energies 2014, 7, 3781–3792

An inadvertent error was found in the pdf version of paper [1]. On page 3785, Equation (2) was not displayed well and should be read

$$m=\mathrm{\rho }\cdot \dot{V}=\mathrm{\rho }\cdot \frac{\mathrm{\pi }\cdot d^2}{4}\cdot v$$

(2)

I apologise to readers for any inconvenience caused.