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<br /> � ����;:��� �������. ENERGY CODE WORKSHEET FOR ON�
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<br /> 952-249-4600 & TWO FAMILY DWELLINGS
<br /> INSTRUCTIONS: Complete Parts I, II and III. Clearly mark plans with: insulation R-values; window and skylight U-values; size and
<br /> type of equipment; equipment controls; and location of interior air banier,vapor retarder and windwash barriers. More detailed
<br /> infoimation can be found in the r�iinnesota Energy Code Si�rnmary Sheets available from the Minnesota Department of Public Service.
<br /> Part I. BUILDING ENVELOPE
<br /> Check option used: ,� "Cookbook"Method(complete worksheet below) 0 MnCheck method(attach report)
<br /> ❑ Building Component method(attach calculations) ❑ Systems Analysis method(attach analysis)
<br /> "Cookbook" Worksheet MINIMUM REQUIItEMENTS
<br /> for"Cookbook" O tion
<br /> Heatin s stem efficienc : Minimum 90%AFLTE
<br /> INSTRUCTIONS Ent Doors: 1'/"solid wood or maximum U-value of 0.40
<br /> Step 1. Check item(s)that design meets on Minimt�m Req�rirements S li hts: None ennitted
<br /> List to the right. Must meet all items to use Cookbook Ceiling Insulation: Minimum R-38
<br /> option.
<br /> Step 2. Indicate proposed wall type on table below. Rim Joist Insulation: Minimum R-10
<br /> Step 3. Indicate Window U-value and source. Floors over unconditioned s aces: Minunum R-30
<br /> Step 4. Verify total window(including area of all foundation win- Foundation windows: Yz"insulated glass in wood or vinyl
<br /> dows)&door area is equal or less than allowable percentage �' � frame or maxunum U-value of 0.51
<br /> TABLE FOR DETERMINING MAXIMUM WINDOW AND DOOR AREA
<br /> Maximum Allowable Total Window and Door 28%
<br /> Area as a Percentage of E,tposed Wall --� 10% 12% 14% 16% 18%0 20% 22% 24% 26%
<br /> Wall Type (R-5 up to R-10 Foundation Insul.): Maximum Average Window U-value(except foundation windows<_ 5.6 sf):
<br /> ❑ 2x4,R-13 insulation,<R-5 sheathin 0.37 0.36 030 0.26 0.23 020 0.18 0.16 0.15 0.14
<br /> ❑ 2x4, R-13 insulation, >_R-5 sheathing 0.37 0.37 0.37 0.37 035 0.31 0.28 0.25 0.23 0.22
<br /> ❑ 2x4,R-13 insulation, >_R-7 sheathing 037 0.37 0.37 037 037 0.34 031 028 0,26 024
<br /> ❑ 2x6,R-19 insulation,<R-5 sheathin 0.37 0.37 0.37 037 0.34 0.3I 0.28 0.25 ' 0.23 0.21
<br /> ❑ 2x6,R-19 insulation, >-R-5 sheathing 0.37 0.37 0.37 0.37 0.37 0.37 0.33 0.30 0.28 0.26
<br /> ❑ 2x6,R-21 insuiation,<R-5 sheathin 0.37 0.37 0.37 0.37 0.37 0.33 0.30 0.27 0.25 0.23
<br /> ❑ 2x6,R-21 insulation, >_R-5 sheathing 0.37 0.37 0.37 0.37 0.37 0.37 035 0.31 0.29 0.27
<br /> Wall Type (with R-10 Foundation Insulation): Maximum Average Window U-value(except foundation windows S 5.6 s fl:
<br /> ❑ 2x4,R-13 insulation,<R-5 sheathin 037 0.37 033 0.28 0.25 022 0.20 0.18 0.17 0.15
<br /> ❑ 2x4,R-13 insulation, >_R-5 sheathing 037 0.37 0.37 0.37 037 033 0.30 0.27 0.25 0.23
<br /> ❑ 2x4,R-13 insulation, >-R-7 sheathing 0.37 0.37 037 0.37 037 0.36 ' 0.33 0.30 0.27 0.25
<br /> � 2x6,R-19 insulation,<R-5 sheathin 037 0.37 0.37 0.37 037 0.32 029 0.27 0.24 0.23
<br /> ❑ 2x6,R-19 insulation, >_R-5 sheathing 0.37 0.37 037 0.37 0.37 0.37 0.35 0.32 0.29 0.27
<br /> ❑ 2x6,R-21 insulation,<R-5 sheathin 0.37 037 0.37 0.37 0.37 0.35 0.31 0.29 ' 0.26 0.24
<br /> ❑ 2x6,R-21 insulation, %R-5 sheathing 037 0.37 0.37 0.37 037 0.37 030 0.33 030 0.28
<br /> Wall Type (with R>_19 Foundation Insulation): Maacimum Average Window U-value(except foundation windows� 5.6 s fl:
<br /> ❑ 2x4,R-13 insulation,<R-5 sheathin 0.37 0.37 034 0.29 0.26 0.23 0.21 0.19 0.17 0.16
<br /> ❑ 2x4,R-13 insulation, >-R-5 sheathing 0.37 0.37 037 0.37 037 034 031 0.28 0.26 0.24
<br /> 0 2x4,R-13 insulation, >-R-7 sheathing 0.37 0.37 0.37 0.37 0.37 037 0.34 0.31 0.28 0.24
<br /> ❑ 2x6,R-19 insulation,<R-5 sheathin 0.37 0.37 0.37 0.37 0.37 0.34 030 0.28 0.25 0.23
<br /> ❑ 2x6,R-19 insulation, >_R-5 sheathing 0.37 0.37 037 037 0.37 0.37 0.36 0.33 0.30 0.28
<br /> ❑ 2x6,R-21 insulation,<R-5 sheathin 0.37 0.37 0.37 037 0.37 0.36 0.32 0.29 0.27 0.25
<br /> ❑ 2x6,R-21 insulation, >_R-5 sheathing 0.37 0.37 0.37 037 0.37 037 0.37 0.34 0.31 0.29
<br /> _� � _ __. _
<br /> Window U-value ,� ' • � Source: , ❑ NFRC ❑ Code Default Table (see Part 7670 0700) ;
<br /> _. . _ _ ,..._ . _.. .. . ... ...
<br /> 100x r� r r , { - 1�r-,� �',�� % < %
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<br /> ,...__.._.._..�__.._..__...______...---= : ----..,__---------..-----� ----------------: __..---__-_--.___.._:
<br /> 2-1�-2000 window&door area gross exposed wall area DESIGN :�I.LOWABLE (from table above)
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