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. � � � <br /> \ 4056 9TN Av[i+uc NE B[w'ilc� WA GBti05 <br /> E C OTa P E 12061 911•7759 FA%: 12061 32S•7170 <br /> Gan�u�nraa <br /> R[�[wwcH <br /> �[11ON <br /> �Vi�shington Statc Encrgy Code Compliancc Documentation <br /> Location: G��crett, \VA <br /> P;o;cc.t tiame: Klein Residence <br /> Prr,p�rcd for: Weinstein Copeland Architects <br /> Datc: August 20, �002 <br /> Project Description <br /> Thc Klcin msidence is a ne���construction building with 5123 sq. ft. of heated fluor area. The win�ows <br /> and glazed doors ��'ill bc double pane wcod Gamc units�vith low-e coating on the glass. U-values <br /> tiom die Small Alanuf'acturers' Default Table 10-GE3 from the Washington State Energy Code (WSEC) <br /> have been used f'or the windo�vs and glazed doors. The opaque doors have been included in the <br /> average U-�'alue calculations for the glazing as allowed by section 602.6, exeeption 1,of the WSEC. <br /> The design includes 1707 squarc fect of��•indo��s and glazcd doors at 0.3� U-��alue,and 45.8 square <br /> feet of opaquc dours at 0.47 U-value. The ovcrall average U-value for the�vindows, glazed doors, and <br /> opaque doors is 0.3�3, �vhich is belo���the 0.40 overall avcrage U-value requiremenL The Klein <br /> residence is designed to comply ���idi the imlimited glazing Prescriptive Path Option li( of the 2001 <br /> �1'ashington State Gnergy Code. <br /> Hcating System Requirements <br /> Thc main housc of the Klcin residcnce ��ill be hented using a gas fircd boiler to supply a hydronic <br /> radiant tloor s�•stem. Thc carriagc house apartments u��er the garage will be heatcd by a separate <br /> electric heat sourcc. The sizing requirements for thcse two systems are shown below. <br /> Main {{ousc Boilcr Capacity: Carriage House Aparement Electric Capxity: <br /> A1in capacity (100"/o design): G7 KBtuh A1in capacity (l00"/o design): 3.4 KR' <br /> �1ax capacit}' (?00"/o dcsign): 13$ K[3tuh Max capacity(200%dcsign): G.7 K��' <br /> Vcntilntion Rcyuircmcnts <br /> l�hc rcquirements of thc 2000 Washingron Statc Vcntilation and Indo,r Air Quality Code will be met <br /> in the main house, usinS a continuously operating, heat recovery ventilator unit. The unit shall be <br /> sized nt to pmvide 95-143 CFM of fresh air per Table 3-2 of the 2000 WSVIAQ Code. A Vemm�r <br /> F{LPA 3000 unit, or cqui��alcnt, will be installed and sct to operate continuously at high speed to <br /> providc 105 CI�M of fresh outdoor air. <br /> 'fhc requircmcnts of thc 2000 1�l�ashington State Ventilation and indoor Air Qualiry Code �vill be met <br /> in �he Carriagc I Iouse Apart'ocn11es�S �n ent sIi�IldUe sozed�at 55 83 CFMaperYTable 3-'2 of the 20 0 <br /> �cliolc housc eshaust fan(s) P� <br /> \1'SVIAQ Codc. The wholc house fan will be controlled on a 24-hour timer nnd set to operate for a <br /> minimum of 3 hours per da}� I�resh make-up air will bc supplicd to each habitable room via passive <br /> makc-up air int:ikcs. <br /> �3 <br />