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CFM PERCOOL
Ceiling Type Square Diffuser – WSCD
WSCD Supply diffusers are recommended for air conditioning and ventilation systems. Removeable snap-in directional cores provide 4,3,2,1-way horizontal air diffusion patterns touching the ceiling thus provideing best result of distribution in the conditioned space.Available in square or rectangular shape with or without opposed blaed voulumn dampers
CFM = Capacity in Cubic Feet Per Minute
SP = Static Pressure in Inches of Water
RAD = Radius of Diffusion in Feet
Multiplayer for Model SCD
CFM x 1.09
SP x 0.95
Rad x 0.90
Square Diffusers Performance Data Model WSCD | ||||||||||
Neck Velocity In Feet Per Minute | ||||||||||
Neck | Rating | 400 | 500 | 600 | 700 | 800 | 900 | 1000 | 1200 | 1400 |
6″ x 6 “ 0.198 | CFM SP RAD | 80 0.05 3-5 | 97 0.06 3-6 | 120 0.10 4-6 | 138 0.12 4-6 | 158 0.14 4-6 | 180 0.18 5-7 | 195 0.22 5-7 | 238 0.25 6-8 | 279 0.70 6-8 |
8″ x 8″ 0.352 | CFM SP RAD | 142 0.04 4-6 | 178 0.06 5-8 | 210 0.08 5-8 | 248 0.12 5-8 | 280 0.14 5-9 | 320 0.18 6-10 | 352 0.20 6-10 | 422 0.25 7-11 | 489 0.36 8-13 |
10″ x 10″ 0.548 | CFM SP RAD | 220 0.07 5-9 | 275 0.10 5-9 | 330 0.11 6-11 | 385 0.24 6-11 | 438 0.23 7-13 | 498 0.32 7-13 | 546 0.38 8-14 | 650 0.52 9-16 | 768 0.75 12-18 |
12″ x 12″ 0.788 | CFM SP RAD | 316 0.05 6-10 | 395 0.06 6-10 | 475 0.11 6-12 | 550 0.17 6-12 | 630 0.21 7-14 | 710 0.30 7-15 | 790 0.32 10-18 | 945 0.52 13-21 | 1100 0.69 15-25 |
14″ x 14″ 1.09 | CFM SP RAD | 430 0.06 8-13 | 540 0.10 8-13 | 650 0.11 11-15 | 752 0.18 11-16 | 860 0.21 13-19 | 970 0.27 13-19 | 1080 0.32 18-23 | 1282 0.45 21-26 | 1510 0.62 24-28 |
16″ x 16″ 1.80 | CFM SP RAD | 565 0.08 10-14 | 710 0.09 10-14 | 845 0.15 13-17 | 982 0.20 14-18 | 1125 0.25 17-22 | 1265 0.32 18-22 | 1462 0.42 19-25 | 1685 0.64 22-29 | 1965 0.86 24-30 |
18″ x 18″ 2.20 | CFM SP RAD | 710 0.06 9-14 | 886 0.08 9-15 | 1065 0.13 12-18 | 1240 0.19 12-18 | 1420 0.23 17-24 | 1595 0.29 18-26 | 1772 0.38 20-28 | 2126 0.56 23-30 | 2479 0.75 26-32 |
20″ x 20″ 2.65 | CFM SP RAD | 872 0.06 11-17 | 1091 0.09 12-18 | 1310 0.13 14-20 | 1530 0.17 14-20 | 1746 0.23 19-25 | 1965 0.29 20-26 | 2182 0.37 22-29 | 2620 0.56 22-30 | 3053 0.80 27-35 |
22″ x 22″ 2.65 | CFM SP RAD | 1052 0.06 11-18 | 1316 0.08 12-18 | 1580 0.12 14-22 | 1845 0.16 15-22 | 2110 0.24 20-24 | 2380 0.28 20-24 | 2635 0.33 22-30 | 3160 0.55 22-32 | 3686 0.72 24-36 |