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APPENDIX C <br /> EXHAUST DUCT: <br /> Duct Size/14/10, 20/14% <br /> Square feet of duct area 0.972! 1.944 <br /> Number of ducts 2 (1 outlet per 12 feet or fraction thereof) <br /> Type of Metal Black Iron Gauge 16 <br /> Exhaust duct velocity 1504.63, FPM (CFM divided by sq. ft. of duct) <br /> (Recommended 1800 FPM) <br /> GREASE FILTERS or EXTRACTORS: <br /> Manufacturer Captive-Aire Model Captrate Grease-Stop Solo Filter <br /> Type (with handles) Baffle Filter <br /> Rating: 325 CFM at 0.35 sp (static pressure) <br /> Dimensions: 16 inches x 16 inches <br /> Functional surface area per filter 1.361 sq. ft. <br /> Number of filters to be used: 9 <br /> Total filter area 12.25 sq. ft. <br /> Number of spacers 0 size of spacers: in. x in. <br /> Minimum distance between lowest edge of grease filters and cooking surface: 36 in.. <br /> STATIC PRESSURE: <br /> Filters sp <br /> Entrance loss + 0.804 sp <br /> Duct Length + 0.03 sp <br /> Elbows + 0.1 sp <br /> Loss to outside Atmosphere + sp <br /> = 0.934 Total sp <br /> EXHAUST FAN/BLOWER: <br /> Manufacturer Captive-Aire Model No. NCA24HPFA <br /> Exhaust 2925 CFM at 1.2 sp. <br /> Blower RPM 827 Horsepower 2 <br /> MAKE-UP AIR: <br /> Fan Manufacturer Captive-Aire <br /> Model Number A1-D250-G10 <br /> CFM 1775 at 0.45 sp. <br /> Duct size 16/16 Square feet of duct area 1.778 <br /> Number of ducts 1 Duct velocity 998.313 <br /> Type of opening Perforated Plenum Opening size 16/10 <br /> Number of openings 4 CFM per opening 443.75 <br /> Electrical interlocking switch with exhaust fan Yes <br /> EHD 16-01 19 PLAN CHECK GUIDE <br /> 7/5/17 <br />