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APPENDIX C <br /> EXHAUST DUCT: <br /> Duct Size 9"Dia <br /> Square feet of duct area 0 .44 <br /> Number of ducts 1 (1 outlet per 12 feet or fraction thereof) <br /> Type of Metal Stainless Steel Gauge 18 <br /> Exhaust duct velocity 1636 FPM (CFM divided by sq. ft. of duct) <br /> (Recommended 1800 FPM) <br /> GREASE FILTERS or EXTRACTORS: <br /> Manufacturer Flame Gard Model Grease Filters <br /> Type (with handles) <br /> Rating: 240 CFM at 0 . 25 sp (static pressure) <br /> Dimensions: 10 inches x 16 inches <br /> Functional surface area per filter 0 . 78 sq. ft. <br /> Number of filters to be used: 3 <br /> Total filter area 2 . 3 sq. ft. <br /> Number of spacers 1 size of spacers: 2 in. x 10 in. <br /> Minimum distance between lowest edge of grease filters and cooking surface: 24 in.. <br /> STATIC PRESSURE: <br /> Filters 0 .25Sp <br /> Entrance loss + 0 .2 sp <br /> Duct Length + 0 . 1 sp <br /> Elbows + 0 . 1 sp <br /> Loss to outside Atmosphere + 0 . 14 sp <br /> = 0 .79 Total sp <br /> EXHAUST FAN/BLOWER: <br /> Manufacturer Greenheck Model No. CUE-142 HP-VG5-MCD <br /> Exhaust 720 CFM at 0 . 79 sp. <br /> Blower RPM 1320 Horsepower 0 . 19BHP <br /> MAKE-UP AIR: <br /> Fan Manufacturer Trane <br /> Model Number YHD210G3 <br /> CFM 720 at 1 .4 esp. <br /> Duct size (2) 12°Dia Square feet of duct area 1 . 57 <br /> Number of ducts 2 Duct velocity 777FPM <br /> Type of opening ceiling Opening size 2FT x 4FT <br /> Number of openings 2 CFM per opening 610 <br /> Electrical interlocking switch with exhaust fan EF-2 <br /> EHD 16-01 19 PLAN CHECK GUIDE <br /> 07-29-2010 <br />