INDICATORS ON THERMAL PERFORMANCE YOU SHOULD KNOW

Working day-night time regular level, DNL or LDN: This measurement assesses the cumulative exposure to sound for your 24-hour period of time (Leq more than 24 hrs) on the 12 months, by using a ten dB(A) penalty or body weight extra to nighttime noise measurements provided the enhanced sensitivity to noise during the night time.You'll find gaps by