HomeMy WebLinkAboutPermit Correspondence 2003-10-29
\ro^J ~li
~
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 Install~d insulation
insulation r~sistanc~ should not b~
(~) of: l~ss than:
R 38
R 30HD
R 30
R 26
R 22
R 21HD
R 19
R 15HD
R13
Rll
R8
1200"
8 25"
1000"
9 00"
6 50"
5 50"
6 25"**
3 50"
3 50"
3 50"
2 50"
Bag We,ght-Nomlnal 28 lbs MIn,mum 27 Ibs
**R 18 In a 5 5 cavity (onforms to ASTM ( 665 and
Federal Spec,flCat,on HH I 521F
EQUIPMENT REQUIRED
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 lower insulation R value
~-VALUE*
To obtain an
insulation r~sistan(~
(~-valu~) of:
I
MAXIMUM
NET COVE~AGE
cont~ntsthis ba!:
should (ov~r
mor an:
lAGS ~E~
1,000 SQ. FT.
Th~ numb~r of ba!:s p~r'
1,boo sq. ft. of n~t ar~a
should not b~ l~ss than:
R 50
R 44
,- R 38 -
R 30
R 26
R 22
R 19
R13
Rll
MINIMUM WEIGHT
~E~SQ. FT.
Th~ w~i!:ht p~r sq. ft.
of install~d insulation
should not b~ l~ss than:
MINIMUM
THICKNESS
Install~d insulation
should not b~
l~ss than:
I
III
"
To achieve labeled R value, thiS product must be applied with a pneumatic blow
~g machine and a corrugated hose with a minimum 25" Internal corrugation, a
lInlmum length of 150 ft and a diameter of at least 3" COils In the hose should
not be less than 36" In diameter Acceptable material feed rate IS 5 35
Ibs /mlnute Recommended feed rate IS 1525 lbs /mlnute
378 26 5 SF 1 058 lbs
310 32 2 SF 869 Ibs
269 372 SF 753lbs
229 43 6 SF 642 lbs
179 559 SF 501 lbs
155 64 6 SF 433 lbs
127 78 4 SF 357lbs
109 92 0 SF 304lbs 800"
7 6 131 6 SF 213 lbs 575"
6 2 161 3 SF 174 lbs 475"
II
ThiS product conforms to the performance requirements of ASTM ( 764, Type I, and cancelled Federal SpeCifICation HH 11030B Type I
(lass B R values are determined In accordance with (687 and ( 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
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.Value Thickness
AttiC Area R l-! CJ at Z.Olnches
Sloped Ceilings R at Inches
Walls R ~I at 6 Inches
Floors (over an unheated crawl space) R "30 at / /:!!,ches
Crawl Space Perimeter R at Inches
Date Installed /' /J - 7 _ 9 - 0 3
Blown insulatIOn has been Installed In conformance with the above
recommendations to prOVide an R value of R ~ 9 uSing
'<' ~ bags of thiS Insulalion to cover / -? I '-]quare feet
ot:rea:; a minimum thickness of ~ 0' In~es "
~~f7~~/~
Insulation Q~~a~slg.AA'U - /
--g-~~ _ ~ /\P ./1- k/{ ~ , r 6 C:r
- (omPFk-vJ~., ~""'-t r ,e' 7 """"fA "j:at
HomezqrJlgna re) ~ . __ \tv..~\
(on,.ra ~~r
~
,
BW AC 08 5/02
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
IJOIST IAGS/MSF IAGS/MSF
~-VALUE DIMENSIONS W' O.c. F~AMING 24" O.c. F~AMING
I
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 17 5
R 30 2x6 171 173
2x8 168 171
2x4 150 151
R 26 2x6 147 149
2x8 144 147
2x4 123 124
R 22 2x6 120 122
2x8 11 7 120
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 5 5
CLOSED-CAVITY APPLICATION
(EXTERIOR SIDEWALL OR FLOORED ATTICS)
Contact Knauf Fiber Glass for more information
Knauf Fiber Glass, One Knauf Drive, Shelbyvllle, IN 46176 (800) 825 4434
Printed In USA