1、Designation: C 1290 06Standard Specification forFlexible Fibrous Glass Blanket Insulation Used to ExternallyInsulate HVAC Ducts1This standard is issued under the fixed designation C 1290; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revis
2、ion, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers the composition, size, dimen-sions, and physical properties of flexible fi
3、ber glass blanket,ductwrap, used to externally insulate HVAC ducts used for thedistribution of condition air with a temperature up to 250F(121C).1.2 The values stated in inch-pound units are to be regardedas the standard. The values given in parentheses are forinformation only and may be approximate
4、.1.3 When the installation and use of thermal insulationmaterials, accessories, and systems may pose safety and healthproblems, the manufacturer shall provide the user appropriatecurrent information regarding any known problems associatedwith the recommended use of the companys products, andshall al
5、so recommend protective measures to be employed intheir safe utilization. The user shall establish appropriate safetyand health practices and determine the applicability of regula-tory requirements prior to use.1.4 The following safety hazards caveat pertains only to thetest methods, Section 13, in
6、this specification. This standarddoes not purport to address all of the safety concerns, if any,associated with its use. It is the responsibility of the user of thisstandard to establish appropriate safety and health practicesand determine the applicability of regulatory limitations priorto use.2. R
7、eferenced Documents2.1 ASTM Standards:2C 167 Test Methods for Thickness and Density of Blanketor Batt Thermal InsulationsC 168 Terminology Relating to Thermal InsulationC 177 Test Method for Steady-State Heat Flux Measure-ments and Thermal Transmission Properties by Means ofthe Guarded-Hot-Plate App
8、aratusC 390 Practice for Sampling and Acceptance of ThermalInsulation LotsC411 Test Method for Hot-Surface Performance of High-Temperature Thermal InsulationC 518 Test Method for Steady-State Thermal TransmissionProperties by Means of the Heat Flow Meter ApparatusC 665 Specification for Mineral-Fibe
9、r Blanket Thermal In-sulation for Light Frame Construction and ManufacturedHousingC 1104/C 1104M Test Method for Determining the WaterVapor Sorption of Unfaced Mineral Fiber InsulationC 1136 Specification for Flexible, Low Permeance VaporRetarders for Thermal InsulationC 1045 Practice for Calculatin
10、g Thermal TransmissionProperties Under Steady-State ConditionsE84 Test Method for Surface Burning Characteristics ofBuilding MaterialsE 96/E 96M Test Methods for Water Vapor Transmission ofMaterialsE 2231 Practice for Specimen Preparation and Mounting ofPipe and Duct Insulation Materials to Assess S
11、urfaceBurning Characteristics2.2 Other Documents:CAN/UCL-S102M88 Standard Method of Test for SurfaceBurning Characteristics of Building Materials and Assem-blies33. Terminology3.1 DefinitionsFor definitions of terms defined in thisspecification, see Terminology C 168.4. Classification4.1 Fibrous gla
12、ss flexible blanket HVAC duct externalinsulation consists of the following three types:4.1.1 Type IBlankets without membrane facing.1This specification is under the jurisdiction of ASTM Committee C16 onThermal Insulation and is under the direct responsibility of Subcommittee C16.23on Blanket and Loo
13、se Fill Insulation .Current edition approved March 1, 2006. Published March 2006.Originally approved in 1995. Last previous edition approved in 2004 as C129004.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of
14、 ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from Underwriters Laboratories of Canada, 7 Crouse Road, Scarbor-ough, Ontario, Canada M1R 3A9.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-
15、2959, United States.4.1.2 Type IIBlankets faced with a vapor-retarder mem-brane having a water vapor permeance no higher than 1.30Perm.4.1.3 Type IIIFlexible blankets faced with a vapor-retarder membrane with a water vapor permeance no higherthan 0.02 Perm that meet all physical property requirement
16、s ofSpecification C 1136.5. Ordering Information5.1 Specific installation, insulation type, thermal resistance,thickness, length, and width suited for the intended use shall bespecified by the purchaser.6. Materials and Manufacture6.1 Basic Material The basic material shall be fibersmade from glass
17、processed from the molten state into fibrousform.6.2 Manufacture Insulation shall consist of bonded fibersformed into flexible blanket rolls with or without variousadhered facings.7. Physical Properties7.1 Thermal ResistanceThe material shall be tested at theout of package thickness and at the insta
18、lled thickness for thethermal resistance at 75F (24C) mean temperature in accor-dance with 13.2. The installed thermal resistance shall be testedwith the material compressed to 75 % of the labeled out ofpackage thickness. For each case the tested thermal resistance,R, for the average of any four ran
19、domly selected samples, shallnot be more than 5% below the label R-Values, when tested inaccordance with 13.2 nor shall any single specimen be morethan 10 % below the label R-Values4.NOTE 1Consult the local or state building codes for the minimuminstalled thermal resistance, R-value, required to be
20、installed.NOTE 2To obtain the measured installed R-value during installation,the duct wrap insulation shall be cut to a stretch-out as indicated in TableX1.1 in Appendix X1.7.2 Surface Burning CharacteristicsTypes I, II, and III,when tested in accordance with 13.3, shall have a flame spreadindex not
21、 greater than 25, and smoke developed index notgreater than 50.7.3 Hot Surface PerformanceInsulation shall not flame,glow, or smolder when tested in accordance with 13.4 at 250F(121C).7.4 Water Vapor PermeanceWhen tested in accordancewith 13.5, the vapor-resistant membrane of a Type III productshall
22、 have a vapor permeance of no more than 0.02 Permbefore laminating to fiber glass. A Type II product shall have avapor permeance of no more than 1.30 Perm before laminatingto fiber glass.7.5 Water Vapor SorptionThe water vapor sorption of theinsulation blanket shall be not more than 5 % by weight, w
23、hentested in accordance with 13.6.7.6 Odor Emission A detectable odor of objectionablenature recorded by more than two of the five panel membersshall constitute rejection of the product when tested in accor-dance with 13.7.7.7 Corrosiveness When tested in accordance with 13.8,the steel plates in con
24、tact with the insulation shall show nocorrosion greater than that observed for comparative plates incontact with sterile cotton.7.8 Fungi Resistance When tested in accordance with13.9, the test specimens that have growth greater than that onthe comparative items shall be considered to have failed. T
25、estspecimens on which the growth is not greater than that on thecomparative items shall be considered to have passed.8. Dimensional Tolerances8.1 After conditioning for a minimum of 24 h at 70 6 3F(21 6 1.6C) and 50 6 5 % relative humidity, the insulationshall conform to the dimensional tolerances l
26、isted in Table 1.All measurements shall be made in accordance with 12.1.9. Sampling9.1 Sampling of the insulation shall be in accordance withCriteria C 390. Specific provisions for sampling shall be agreedupon between the purchaser and the supplier.10. Inspection10.1 Inspection of the insulation sha
27、ll be as agreed upon bythe purchaser and the manufacturer as part of the purchaseagreement.11. Qualification and Inspection Requirements11.1 Qualification RequirementsThe following require-ments are generally used for purposes of initial material orproduct qualification:11.1.1 Thermal resistance,11.
28、1.2 Surface burning characteristics,11.1.3 Water vapor permeance, except for Type I material,11.1.4 Water vapor sorption,11.1.5 Odor emission,11.1.6 Corrosiveness, and11.1.7 Fungi resistance.11.2 InspectionThe following requirements are generallyused for purposes of acceptance sampling of lots or sh
29、ipmentsof qualified thermal insulation:11.2.1 Dimensional tolerances, and11.2.2 Workmanship.12. Workmanship and Finish12.1 Although all requirements for physical properties ofmaterials such as blankets are not easily defined or stated4The ranges of thermal resistance, R, listed in this section are a
30、llowed by theFederal Trade Commissions 16 CFR part 460 Trade Regulation Rule: Labeling andAdvertising of Home Insulation.TABLE 1 Dimensional Tolerance, in. (mm)Dimension ToleranceWidth 18 (3.2)Length none, excess permittedThickness 18 (3.2), excess permittedC1290062numerically, it is understood that
31、 the insulation will be essen-tially free of defects that adversely affect thermal performance,such as local compressed areas, low density areas, tears, andholes.12.2 Although general properties of membranes and meansfor attachment are not included in this specification, they maybe presumed to be fr
32、ee of excessive tears, rips, holes, and otherdefects that will adversely affect performance.13. Test Methods13.1 DimensionsTest in accordance with Test MethodC 167.13.2 Thermal Resistance:13.2.1 Test in accordance with Test Method C 177 or TestMethod C 518 at 75F (24C) mean temperature (see alsoPrac
33、tice C 1045). If the test is conducted using Test MethodC 518, the manufacturer shall certify that recent calibrationshave been made.13.2.2 If the blanket is furnished with an adhered mem-brane, carefully remove the membrane to provide a surfaceequivalent to the original surface that the blanket had
34、 beforethe application of the membrane.13.3 Surface Burning CharacteristicsDetermine the sur-face burning characteristic for the composite material inaccordance with Test Method E 84, and Practice E 2231 or forCanada, the surface burning characteristics shall be determinedin accordance with Test Met
35、hod CAN/ULC-S102M88.13.4 Hot Surface PerformanceThe hot surface perfor-mance of the material shall be tested in accordance with TestMethod C411. Type II and III materials should be tested withthe insulation blanket in contact with the hot plate.13.5 Water Vapor PermeanceTest the permeance of thefaci
36、ng material in accordance with the Desiccant Method ofTest Method E 96.13.6 Water Vapor SorptionDetermine the amount of watervapor sorption of the blanket test specimen in accordance withTest Method C 1104/C 1104M.13.7 Odor Emission Determine the odor emission inaccordance with the Odor Emission tes
37、t method in Specifica-tion C 665.13.8 Corrosiveness The corrosiveness of the materialshall be determined in accordance with the steel portion of theCorrosiveness test method in Specification C 665.13.9 Fungi Resistance The fungi resistance of the mate-rial shall be determined in accordance with the
38、Fungi Resis-tance test method in Specification C 665.14. Rejection and Rehearing14.1 Materials that fail to conform to the requirementsagreed upon in the purchasing agreement may be rejected.Rejection should be reported to the producer or supplierpromptly and in writing. In case of dissatisfaction w
39、ith theresults of the inspection, the producer or supplier may makeclaim for a rehearing.15. Certification15.1 When specified in the purchase order or contract, aproducers, suppliers, or independent third partys certificationshall be furnished to the purchaser indicating that the materialwas manufac
40、tured, sampled, tested, and inspected in accor-dance with this specification and has been found to meet therequirements. When specified in the purchase order or contract,a report of test results shall be furnished.16. Product Marking16.1 Type II and III material shall be marked continuously,at inter
41、vals not greater than 36 in. (914 mm) apart, with thefollowing information: manufacturer, product name, surfaceburning characteristics, nominal thickness, nominal R-value,and installed R-value.17. Packaging and Package Marking17.1 PackagingUnless otherwise specified, the insulationshall be packaged
42、in the manufacturers standard containers.17.2 Package Marking The markings shall be clear andlegible. Unless otherwise specified, each container shall bemarked with the manufacturers name, address, and telephonenumber; product name; material width; length; thickness;nominal R-value; installed R-valu
43、e; and facing type, if a facingis employed.18. Keywords18.1 blanket; ducts; fibrous glass; insulation; thermalresistanceC1290063APPENDIX(Nonmandatory Information)X1. INSULATION INSTALLATION STRETCH-OUT SCHEDULEX1.1 This appendix has been included to show the insula-tion stretch-out schedule to be fo
44、llowed during installation ofduct wrap material in order to prevent excessive compressionof the material during installation.X1.2 By following the schedule in Table X1.1, the reduc-tion in material nominal thickness due to compression duringinstallation will be limited to an average 25 %.ASTM Intern
45、ational takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely t
46、heir own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand shoul
47、d be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Stand
48、ards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-8
49、32-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).TABLE X1.1 Duct Wrap Stretch-OutsAin. (mm)LabeledThicknessMinimumInstalledThicknessRoundBSquareBRectangularB1.0 (25) .75 (19) P + 7.0 (178) P + 6.0 (152) P + 5.0 (127)1.5 (38) 1.125 (29) P + 9.5 (241) P + 8.0 (203) P + 7.0 (178)2.0 (51) 1.5 (38) P + 12.0 (305) P + 10.0 (254) P + 8.0 (203)2.5 (64) 1.875 (48) P + 14.5 (368) P + 12.5 (318) P + 9.5 (241)3.0 (76) 2.25 (57) P + 17.0 (432) P + 14.5 (368) P + 11.5 (292)3.5 (89) 2.625
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