HomeMy WebLinkAboutPermit Correspondence 2003-12-20
FIBER GLASS BLOWING INSULATION
BATTS AND BLANKETS
When Installed In accordance with the man
ufacturer's recommendations, Knauf batts
and blankets will provide the full R value
MINIMUM
~-VALUE* THICKNESS
To obtain an Installed insulation
insulation resistance should not be
(~) of: less than:
R 38
R 30HD
R 30
R 26
R22
R 21HD
R 19
R 15HD
R13
R 11
R 8
1200"
8 25"
1000"
9 00"
6 50"
5 50"
6 25"**
3 50"
3 50"
3 50"
2 50"
Bag Weight-Nominal 28 Ibs MIn,mum 27 Ibs
**R 18 In a 5 5 cav,ty Conforms to ASTM C 665 and
Federal Spec,f,cat,on HH I 521F
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THERMAL PERFORMANCE (ATTIC APPLICATION)
The stated thermal resistance (R value) IS provided by installing In accordance with the manufacturer's instructions,
the required number of bags per 1,000 sq ft of net area, at not less than the labeled minimum thickness Failure to
Install both the required number of bags and at least the minimum thickness will result In 10wJ!r insulation R value
~-VALUE*
To obtain an
insulation resistance
(~-value) of:
lAGS ,"E~
1,000 SQ. FT.
The number of ba~s per
1,000 sq. ft. of net area
should not be less than:
R 50
R 44
R 38
R 30
R 26
R22
R 19
R13
Rll
378 26 5 SF 1 058 Ibs 2350"
310 32 2 SF 8691bs 2000"
269 37 2 SF 753 Ibs 1775"
229 43 6 SF 642 Ibs 1550"
179 55 9 SF 501 Ibs 1250"
15 5 64 6 SF 4331bs 1100"
127 78 4 SF 3571bs 925"
109 92 0 SF 3041bs 800"
76 131 6 SF 213 Ibs 575"
6 2 161 3 SF 174 Ibs 475"
ThiS product conforms to the performance requrrements of ASTM C 764 Type I and cancelled Federal Speclf,cat,on HH 11030B Type I
Class B R values are determined In accordance with C 687 and C 518
* R means res,stance to heat flow The h'gher the R value the greater the insulating power Ask your seller for the fact sheet on R values
EQUIPMENT REQUIRED
To achieve labeled R value, thiS product must be applied with a pneumatic blow
ng machine and a corrugated hose with a minimum 25" Internal corrugation, a
n1mmum length of 150 ft and a diameter of at least 3" Colis In the hose should
not be less than 36" In diameter Acceptable matellal feed rate IS 5 35
Ibs /mlnute Recommended feed rate IS 15 251bs /mlnute
BUILDER'S INSULATION STATEMENT
Batts and/or blankets have been Installed In conformance with the above recom
mendatlons to prOVide a thermal resistance of
R-Villue Thickness
Attic Area
Sloped Ceilings
Walls
Crawl Space Pellmeter
Floors (over an unheated crawl space)
R '19 at z.Qnches
R at Inches
R 7-( at 6 Inches
R 3 oat ( 61nches
R at Inches
Date Installed J c- ~ C3r.$"
Blown insulation has been Installed In conformance with the above
recommendations to prOVide an R value of R ...!:t5 uSing
~ '7 bags of this insulation to cover /00 Quare feet
of area at a minimum thickness of ("~......... Inches
'"";;"'~J'"''';nh~
Company , II , (. -
h ' f Ho.\J r.... HOlII\.l (
- I Home BUlldlrlSlg"t07 ~ I P'" "'" 1(.. \..
l Company
BW AC 08 5/02
Date
Date
FRAMING ADJUSTMENT
To compensate for framing members, the number of bags per 1,000 sq ft of
area to be Insulated should be as shown below
. OIST IAGS/MSF IAGS/MSF
~-VALUE DI NSIONS a" O.c. F~AMING 24" O.c. F~AMING
2x4 372 373
R 60 2x6 368 371
2x8 365 368
2x4 305 306
R 50 2x6 302 304
2x8 298 302
2x4 263 265
R 44 2x6 260 263
2x8 257 260
2x4 224 225
R 38 2x6 221 223
2x8 218 221
2x4 174 175
R 30 2x6 171 17.3
2x8 168 171
2x4 150 151
R 26 2x6 147 149
2x8 144 147
2x4 123 124
R 22 2x6 120 122
2x8 117 120
2x4 104 105
R 19 2x6 101 103
2x8 98 101
2x4 71 73
R13 2x6 68 71
2x8 66 69
2x4 57 59
R 11 2x6 55 57
2x8 52 55
ClOSED-CAVITY APPLICATION
(EXTERIOR SIDEWALL OR FLOORED ATTICS)
Contact Knauf Fiber Glass for more informatIOn
I
Knauf Fiber Glass, One Knauf Dllve, Shelbyv,lle IN 46176 (800) 8254434
Pllnted In USA