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M <br />rv� f� ���� �SyY� °v.A�'r.�i� �f�. <br />� V 2 l f i� �`� Y 1 .: <br />� Jy �� �q� <br />� � J�. � <br />. `„ fi! . �xrr 1 � '+�, <br />h. During normal pair�ting operetions the air flow rate thra,gh the P��er booth is many times <br />greater than amount of air required to keep the concerrtration of H�mable vapor �R the <br />exhaust duct below the 25% LFL Ifmit. See calculation below. <br />Amount of paint sprayed: <br />Hfgh volume spray gun <br />Number of spray guns <br />Amount of pint sprayed <br />Amount of solvent sprayed: <br />Assumed so!vent voiume in paint <br />Amount of solvent spray�:d <br />Conversion to Gallons sproyed par min: <br />Convert from oz/mlo to Ibs/min <br />16oz/min <br />1 <br />16oz/min <br />50% <br />8oz/min <br />O��Ibs/min <br />Assuming one gallon of solvent C.:�jy�i� glbs <br />Rate t+t solvent sprayed 0.0625ga1/tfiin <br />Volume Flow Rate of air: <br />Per NFPA 33 A.5.2., 10,000cfm are required per gallon of solvent <br />Volume flow rate of air required 625cFm <br />Volume Flow rate of alr supplied 12,OOOcfm <br />Intake and exhaust ducts shall be instalied as required by the Fire Department. <br />j. All air filters used in the prep station, mf:c room, and spray booth meet the requirements of UL <br />900, Class 2. <br />k. All light fixtures used in the prep station, mix room, and spray booth are (nside access and ETL <br />Iisted for use In a sprey booth. The ETL report number associated with the GFS Ilght flxtures <br />is 3080616-HOl. Each Iight fixture cover is made with tempered glass. <br />Sincerely, <br />Will McFadden <br />Product Design Engineer <br />Global Finlshing Solutions <br />T: 705-719-4013 <br />F: 705-719-4113 <br />wmcfadden@globalFnishing.com <br />GLOBAL FINISHING SOLUTIONS, LLC', <br />131 Commerce Park Drive. Unit JK • Barrie, Ontario L4N BX1 CANADA <br />(800]848•6738 • www.�lobalfinishing.com <br />