HVAC Diffuser Sizing Guide: CFM Chart & Selection

HVAC Diffuser Sizing Guide: CFM Chart & Selection linear slot diffuser cfm chart LINEAR SLOT DIFFUSERS model: ARLD 20mm Slot width RETURN LINEAR SLOT DIFFUSER Table Air flow data No of slots 1 CFMm 100 150 200 250 300 350 linear slot diffuser dimensions slots wide and 15 feet long is selected for 1425 cfm of supply air 1425÷15 = 95 cfm per foot From the performance chart, the NC value is 22

linear slot diffuser dimensions  • SELCTION OF LINEAR SLO (Selection

linear bar grille vs linear slot diffuser The manufacturer shall provide published performance data for the linear slot diffuser, which shall be tested in accordance with CFM Airflow Range, cmh, ls, cfm ; 1200 x 1 Slot, 160 – 200, 48 – 60, 112 – 140 ; 1200 x 2 Slot, 270 – 340, 75 – 95, 160