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F I <br />TERRA-THERM® INC.r' <br />Grcunc Wjter Hcj-.m:4 • I**, • ■ , • • • ’ •^ C/ o 0' • < .« <br />Box 428 • New Richland. MN 56072 • Phone: 507/465-3213 <br />rM <br />JOB NA!>lE: Mr. & Mrs. William Ulrich <br />LOCATION: Orono, Minnesota <br />To the best of my knowledge and ability the followina <br />available for your review. The figures <br />that I am presenting are estimates only. Actual n^»rform.:»noo <br />and conditions may vary due to unpredictable circumstances. <br />The equipment specified for this application is tetco <br />Ground Water Heating Cooling Systems. ThrequipmLfls <br />manufactured in Delaware, Ohio. TERRA-THERM Inc. is the <br />Distributor for the above mentioned equipment. <br />^»nr*iinformation that we have compiled from previous <br />fouid energy efficient designed home we^hav^ <br />\ handle up to 5,000 sq. ft. of living <br />area. We know, based on the above square footage that one <br />The Ulrich residenc^"• approximately 2,000 hrs. each year <br />optimum design condit^ons^S^wou^d^iLf 6°uni?s^ <br />water^^o^^itilife™^"^”" determine the amount oi: <br />6 units X 2,000 hrs. x 60 min. x 6 gpm. = 4,320,000 gal. <br />4,320,000 gal. ^ 270 days(normal heating season) = 16,000 gal. <br />..16,000. gal. * 24 hrs. = 666.67-gal.• • <br />666 gal. * 60 rain. = 11.10 gal. <br />.ja’s'ss "rrtSD'LX. <br />Using 17° above 0^ the 12 zones would require 31 gpm. on <br />average run time per unit would be 25 minutes <br />ail uni?^ Remember this will be staggered run time soail units will not be running at tl.e same time. <br />iQ average daily discharge at 17^ above 0° would be <br />9,344. gal. per day, or 806 gal. per hr., or 13 gal. per minute <br />r*» ^