{"data":{"id":"us/10-cfr-appendix-a-to-part-440","jurisdiction":"us","citation":"10 CFR Appendix A to Part 440","heading":"Appendix A to Part 440—Standards for Weatherization Materials","body":"The following Government standards are produced by the Consumer Product Safety Commission and are published in title 16, Code of Federal Regulations:\nThermal Insulating Materials for Building Elements Including Walls, Floors, Ceilings, Attics, and Roofs Insulation—organic fiber—conformance to Interim Safety Standard in 16 CFR part 1209;\nFire Safety Requirements for Thermal Insulating Materials According to Insulation Use—Attic Floor—insulation materials intended for exposed use in attic floors shall be capable of meeting the same flammability requirements given for cellulose insulation in 16 CFR part 1209;\nEnclosed spaces—insulation materials intended for use within enclosed stud or joist spaces shall be capable of meeting the smoldering combustion requirements in 16 CFR part 1209.\nThe following standards which are not otherwise set forth in part 440 are incorporated by reference and made a part of part 440. The following standards have been approved for incorporation by reference by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. These materials are incorporated as they exist on April 5, 1993 and a notice of any change in these materials will be published in the Federal Register. The standards incorporated by reference are available for inspection at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html.\nThe standards incorporated by reference in part 440 can be obtained from the following sources:\nAir Conditioning and Refrigeration Institute, 1501 Wilson Blvd., Arlington, VA 22209; (703) 524-8800.\nAmerican Gas Association, 1515 Wilson Blvd., Arlington, VA 22209; (703) 841-8400.\nAmerican National Standards Institute, Inc., 1430 Broadway, New York, NY 10018; (212) 642-4900.\nAmerican Society of Mechanical Engineers, United Engineering Center, 345 East 47th Street, New York, NY 10017; (212) 705-7800.\nAmerican Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103; (215) 299-5400.\nAmerican Architectural Manufacturers Association, 1540 East Dundee Road, Palatine, IL 60067; (708) 202-1350.\nFederal Specifications, General Services Administration, Specifications Section, Room 6654, 7th and D Streets, SW, Washington, DC 20407; (202) 708-5082.\nGas Appliance Manufacturers Association, 1901 Moore St., Arlington, VA 22209; (703) 525-9565.\nNational Electrical Manufacturers Association, 2101 L Street, NW, Suite 300, Washington, DC 20037; (202) 457-8400.\nNational Fire Protection Association, Batterymarch Park, P.O. Box 9101, Quincy, MA 02269; (617) 770-3000.\nNational Standards Association, 1200 Quince Orchard Blvd., Gaithersburg, MD 20878; (301) 590-2300. (NSA is a local contact for materials from ASTM).\nNational Wood Window and Door Association, 1400 East Touhy Avenue, Des Plaines, IL 60018; (708) 299-5200.\nSheet Metal and Air Conditioning Contractors Association, P.O. Box 221230, Chantilly, VA 22022-1230; (703) 803-2980.\nSteel Door Institute, 712 Lakewood Center North, 14600 Detroit Avenue, Cleveland, OH 44107; (216) 899-0100.\nSteel Window Institute, 1230 Keith Building, Cleveland, OH 44115; (216) 241-7333.\nTubular Exchanger Manufacturers Association, 25 North Broadway, Tarrytown, NY 10591; (914) 332-0040.\nUnderwriters Laboratories, Inc., P.O. Box 75530, Chicago, IL 60675-5330; (708) 272-8800.\nMore information regarding the standards in this reference can be obtained from the following sources:\nEnvironmental Protection Agency, 401 M Street, NW, Washington, DC 20006; (202) 554-1080.\nNational Institute of Standards and Technology, U.S. Department of Commerce, Gaithersburg, MD 20899, (301) 975-2000\nWeatherization Assistance Programs Division, Conservation and Renewable Energy, Mail Stop 5G-023, Forrestal Bldg, 1000 Independence Ave, SW, Washington, DC 20585; (202) 586-2207.\nThermal Insulating Materials for Building Elements Including Walls, Floors, Ceilings, Attics, and Roofs\n[Standards for conformance]\nInsulation—mineral fiber:\nBlanket insulation ASTM 1 C665-88.\nRoof insulation board ASTM C726-88.\nLoose-fill insulation ASTM C764-88.\nInsulation—mineral cellular:\nVermiculite loose-fill insulation ASTM C516-80 (1990).\nPerlite loose-fill insulation ASTM C549-81 (1986).\nCellular glass insulation block ASTM C552-88.\nPerlite insulation board ASTM C728-89a.\nInsulation—organic fiber:\nCellulosic fiber insulating board ASTM C208-72 (1982).\nCellulose loose-fill insulation ASTM C739-88.\nInsulation-organic cellular:\nPreformed block-type polystyrene insulation ASTM C578-87a.\nRigid preformed polyurethane insulation board ASTM C591-85.\nPolyurethane or polyisocyanurate insulation board faced with aluminum foil on both sides FS 2 HH-I-1972/1 (1981).\nPolyurethane or polyisocyanurate insulation board faced with felt on both sides FS HH-I-1972/2 (1981). And Amendment 1, October 3, 1985.\nInsulation—composite boards:\nMineral fiber and rigid cellular polyurethane composite roof insulation board ASTM C726-88.\nPerlite board and rigid cellular polyurethane composite roof insulation ASTM C984-83.\nGypsum board and polyurethane or polisocyanurate composite board FS HH-I-1972/4 (1981).\nMaterials used as a patch to reduce infiltration through the building envelope Commercially available.\n1 ASTM indicates American Society for Testing and Materials.\n2 FS indicates Federal Specifications.\nThermal Insulating Materials for Pipes, Ducts, and Equipment Such as Boilers and Furnaces\n[Standards for conformance]\nInsulation—mineral fiber:\nPreformed pipe insulation ASTM 1 C547-77.\nBlanket and felt insulation (industrial type) ASTM C553-70 (1977).\nBlanket insulation and blanket type pipe insulation (metal-mesh covered) (industrial type) ASTM C592-80.\nBlock and board insulation ASTM C612-83.\nSpray applied fibrous insulation for elevated temperature ASTM C720-89.\nHigh-temperature fiber blanket insulation ASTM C892-89.\nDuct work insulation Selected and applied according to ASTM C971-82.\nInsulation—mineral cellular:\nDiatomaceous earth block and pipe insulation ASTM C517-71 (1979)\nCalcium silicate block and pipe insulation ASTM C533-85 (1990).\nCellular glass insulation ASTM C552-88.\nExpanded perlite block and pipe insulation ASTM C610-85.\nInsulation—Organic Cellular:\nPreformed flexible elastomeric cellular insulation in sheet and tubular form ASTM C534-88.\nUnfaced preformed rigid cellular polyurethane insulation ASTM C591-85.\nInsulation skirting Commercially available.\n1 ASTM indicates American Society for Testing and Materials.\nFire Safety Requirements for Insulating Materials According to Insulation Use\n[Standards for conformance]\nAttic floor Insulation materials intended for exposed use in attic floors shall be capable of meeting the same smoldering combustion requirements given for cellulose insulation in ASTM 1 C739-88.\nEnclosed space Insulation materials intended for use within enclosed stud or joist spaces shall be capable of meeting the smoldering combustion requirements in ASTM C739-88.\nExposed interior walls and ceilings Insulation materials, including those with combustible facings, which remain exposed and serve as wall or ceiling interior finish, shall have a flame spread classification not to exceed 150 (per ASTM E84-89a).\nExterior envelope walls and roofs Exterior envelope walls and roofs containing thermal insulations shall meet applicable local government building code requirements for the complete wall or roof assembly.\nPipes, ducts, and equipment Insulation materials intended for use on pipes, ducts and equipment shall be capable of meeting a flame spread classification not to exceed 150 (per ASTM E84-89a).\n1 ASTM indicates American Society for Testing and Materials.\nStorm Windows\n[Standards for conformance]\nStorm windows:\nAluminum insulating storm windows ANSI/AAMA 1 1002.10-83.\nAluminum frame storm windows ANSI/AAMA 1002.10-83.\nWood frame storm windows ANSI/NWWDA 2 I.S. 2-87. (Section 3)\nRigid vinyl frame storm windows ASTM 3 D4099-89.\nFrameless plastic glazing storm Required minimum thickness windows is 6 mil (.006 inches).\nMovable insulation systems for windows Commercially available.\n1 ANSI/AAMA indicates American National Standards Institute/American Architectural Manufacturers Association.\n2 ANSI/NWWDA indicates American National Standards Institute/National Wood Window \u0026 Door Association.\n3 ASTM indicates American Society for Testing and Materials.\nStorm Doors\n[Standards for conformance]\nStorm doors—Aluminum:\nStorm Doors ANSI/AAMA 1 1102.7-89.\nSliding glass storm doors ANSI/AAMA 1002.10-83.\nWood storm doors ANSI/NWWDA 2 I.S. 6-86.\nRigid vinyl storm doors ASTM 3 D3678-88.\nVestibules:\nMaterials to construct vestibules Commercially available.\nReplacement windows:\nAluminum frame windows ANSI/AAMA 101-88.\nSteel frame windows Steel Window Institute recommended specifications for steel windows, 1990.\nWood frame windows ANSI/NWWDA I.S. 2-87.\nRigid vinyl frame windows ASTM D4099-89.\n1 ANSI/AAMA indicates American National Standards Institute/American Architectural Manufacturers Association.\n2 ANSI/NWWDA indicates American National Standards Institute/National Wood Window \u0026 Door Association.\n3 ASTM indicates American Society for Testing and Materials.\nReplacement Doors\n[Standards for conformance]\nReplacement doors—Hinged doors:\nSteel doors ANSI/SDI 1 100-1985.\nWood doors:\nFlush doors ANSI/NWWDA 2 I.S. 1-87. (exterior door provisions)\nPine, fir, hemlock and spruce doors ANSI/NWWDA I.S. 6-86.\nSliding patio doors:\nAluminum doors ANSI/AAMA 3 101-88.\nWood doors NWWDA I.S. 3-83.\n1 ANSI/SDI indicates American National Standards Institute/Steel Door Institute.\n2 ANSI/NWWDA indicates American National Standards Institute/National Wood Window \u0026 Door Association.\n3 ANSI/AAMA indicates American National Standards Institute/American Architectural Manufacturers Association.\nCaulks and sealants:\n[Standards for conformance]\nCaulks and sealants:\nPutty FS 1 TT-P-00791B, October 16, 1969 and Amendment 2, March 23, 1971.\nGlazing compounds for metal sash ASTM 2 C669-75 (1989).\nOil and resin base caulks ASTM C570-72 (1989).\nAcrylic (solvent types) sealants FS TT-S-00230C, February 2, 1970 and Amendment 2, October 9, 1970.\nButyl rubber sealants FS TT-S-001657, October 8, 1970.\nChlorosulfonated polyethylene sealants FS TT-S-00230C, February 2, 1970 and Amendment 2, October 9, 1970.\nLatex sealing compounds ASTM C834-76 (1986).\nElastomeric joint sealants (normally considered to include polysulfide, polyurethane, and silicone) ASTM C920-87.\nPreformed gaskets and sealing materials ASTM C509-84.\n1 FS indicates Federal Specifications.\n2 ASTM indicates American Society for Testing and Materials.\nWeatherstripping\n[Standards for conformance]\nWeatherstripping Commercially available.\nVapor retarders Selected according to the provisions cited in ASTM 1 C755-85 (1990). Permeance not greater than 1 perm when determined according to the desiccant method de- scribed in ASTM E96-90.\nItems to improve attic ventilation Commercially available.\nClock thermostats NEMA 2 DC 3-1989.\n1 ASTM indicates American Society for Testing and Materials.\n2 NEMA indicates National Electrical Manufacturers Association.\nHeat Exchangers\n[Standards for conformance]\nHeat exchangers, water-to-water and steam-to-water ASME 1 Boiler and Pressure Vessel Code, 1992, Sections II, V, VIII, IX, and X, as applicable to pressure vessels. Standards of Tubular Exchanger Manufacturers Association, Seventh Edition, 1988.\nHeat exchangers with gas-fired appliances 2 Conformance to AGA 3 Requirements for Heat Reclaimer Devices for Use with Gas-Fired Appliances No. 1-80, June 1, 1980. AGA Laboratories Certification Seal.\nHeat pump water heating heat recovery systems Electrical components to be listed by UL. 4\n1 ASME indicates American Society of Mechanical Engineers.\n2 The heat reclaimer is for installation in a section of the vent connector from appliances equipped with draft hoods or appliances equipped with powered burners or induced draft and not equipped with a draft hood.\n3 AGA indicates American Gas Association.\n4 UL indicates Underwriters Laboratories.\nBoiler/Furnace Control Systems\n[Standards for conformance]\nAutomatic set back thermostats Listed by UL. 1 Conformance to NEMA 2 DC 3-1989.\nLine voltage or low voltage room thermostats NEMA DC 3-1989.\nAutomatic gas ignition systems ANSI 3 Z21.21-1987 and Z21.21a-1989. AGA 4 Laboratories Certification Seal.\nEnergy management systems Listed by UL.\nHydronic boiler controls Listed by UL.\nOther burner controls Listed by UL.\n1 UL indicates Underwriters Laboratories.\n2 NEMA indicates National Electrical Manufacturers Association.\n3 ANSI indicates American National Standards Institute.\n4 AGA indicates American Gas Association.\nWater Heater Modifications\n[Standards for conformance]\nInsulate tank and distribution piping (See insulation section of this appendix).\nInstall heat traps on inlet and outlet piping Applicable local plumbing code.\nInstall/replace water heater heating elements Listed by UL. 1\nElectric, freeze-prevention tape for pipes Listed by UL.\nReduce thermostat settings State or local recommendations.\nInstall stack damper, gas-fueled ANS1 2 Z21.66-1988, including Exhibits A\u0026B, and ANSI Z223.1-1988.\nInstall stack damper, oil-fueled UL 17, November 28, 1988, and NFPA 3 31-1987.\nInstall water flow modifiers Commercially available.\n1 UL indicates Underwriters Laboratories.\n2 ANSI indicates American National Standards Institute.\n3 NFPA indicates National Fire Prevention Association.\nWaste Heat Recovery Devices\n[Standards for conformance]\nDesuperheater/water heaters ARI 1 470-1987.\nCondensing heat exchangers Commercially available components and in new heating furnace systems to manufacturers' specifications.\nCondensing heat exchangers Commercially available (Commercial, multi-story building, with teflon-lined tubes institutional) to manufacturers' specifications.\nEnergy recovery equipment Energy Recovery Equipment and Systems Air-to-Air (1978) Sheet Metal and Air-Conditioning Contractors National Association (SMACNA). 2\n1 ARI indicates Air Conditioning and Refrigeration Institute.\n2 SMACNA denotes Sheet Metal and Air Conditioning Contractors' National Association.\nBoiler Repair and Modifications/Efficiency Improvements\n[Standards for conformance]\nInstall gas conversion burners ANSI 1 Z21.8-1984, (for gas or oil-fired systems) ANSI Z21.17-1984, ANSI Z21.17a-1990, and ANSI Z223.1-1988. AGA 2 Laboratories Certification seal.\nReplace oil burner UL 3 296, February 28, 1989 Revision and NFPA 4 31-1987.\nInstall burners (oil/gas) ANSI Z223.1-1988 for gas equipment and NFPA 31-1987 for oil equipment.\nRe-adjust boiler water temperature or install automatic boiler temperature reset control ASME 5 CSD-1-1988, ASME CSD-1a-1989, ANSI Z223.1-1988, and NFPA 31-1987.\nReplace/modify boilers ASME Boiler and Pressure Vessel Code, 1992, Sections II, IV, V, VI, VIII, IX, and X. Boilers must be Institute of Boilers and Radiation Manufacturers (IBR) equipment.\nClean heat exchanger, adjust burner air shutter(s), check smoke no. on oil-fueled equipment. Check operation of pump(s) and replacement filters Per manufacturers' instructions.\nRepair combustion chambers Refractory linings may be required for conversions.\nReplace heat exchangers, tubes Protection from flame contact with conversion burners by refractory shield.\nInstall/replace thermostatic radiator valves Commercially available. One pipe steam systems require air vents on each radiator; see manufacturers' requirements.\nInstall boiler duty cycle control system Commercially available. NFPA 70, National Electrical Code (NEC) 1993 and local electrical codes provisions for wiring.\n1 ANSI indicates American National Standards Institute.\n2 AGA indicates American Gas Association.\n3 UL indicates Underwriters Laboratories.\n4 NFPA indicates National Fire Prevention Association.\n5 ANSI/ASME indicates American National Standards Institute/American Society of Mechanical Engineers.\nHeating and Cooling System Repairs and Tune-ups/Efficiency Improvements\n[Standards for conformance]\nInstall duct insulation FS 1 HH-I-558C, January 7, 1992 (see insulation sections of this appendix).\nReduce input of burner; derate gas-fueled equipment Local utility company and procedures if applicable for gas-fueled furnaces and ANSI 2 Z223.1-1988 (NFPA 3 54-1988) including appendix H.\nRepair/replace oil-fired equipment NFPA 31-1987.\nReplace combustion chamber in oil-fired furnaces or boilers NFPA 31-1987.\nClean heat exchanger and adjust burner: adjust air shutter and check CO2 and stack temperature. Clean or replace air filter on forced air furnace ANSI Z223.1-1988 (NFPA 54-1988) including appendix H.\nInstall vent dampers for gas-fueled heating systems Applicable sections of ANSI Z223.1-1988 (NFPA 54-1988) including appendices H, I, J, and K. ANSI Z21.66-1988 and exhibits A \u0026 B for electrically operated dampers.\nInstall vent dampers for oil-fueled heating systems Applicable sections of NFPA 31-1987 for installation and in conformance with UL 4 17, November 28, 1988.\nReduce excess combustion air:\nA: Reduce vent connector size of gas-fueled appliances ANSI Z223.1-1988 (NFPA 54-1988) part 9 and appendices G \u0026 H.\nB: Adjust barometric draft regulator for oil fuels NFPA 31-1987 and per manufacturers' (furnace or boiler) instructions.\nReplace constant burning pilot with electric ignition device on gas-fueled furnaces or boilers ANSI Z21.71-1981, Z21.71a-1985, and Z21.71b-1989.\nReadjust fan switch on forced air gas or oil-fueled furnaces Applicable sections and appendix H of ANSI Z223.1-1988 (NFPA 54-1988) for gas furnaces and NFPA 31-1987 for oil furnaces.\nReplace burners See power burners (oil/gas).\nInstall/replace duct furnaces (gas) ANSI Z223.1-1988 (NFPA 54-1988).\nInstall/replace heat pumps Listed by UL.\nReplace air diffusers, intakes, registers, and grilles Commercially available.\nInstall/replace warm air heating metal ducts Commercially available.\nFilter alarm units Commercially available.\n1 FS indicates Federal Specifications.\n2 ANSI indicates American National Standards Institute.\n3 NFPA indicates National Fire Prevention Association.\n4 UL indicates Underwriters Laboratories.\nReplacement Furnaces, Boilers, and Wood Stoves\n[Standards for conformance]\nChimneys, fireplaces, vents and solid fuel burning appliances NFPA 1 211-1988.\nGas-fired furnaces ANS1 2 Z21.47-1987, Z21.47a-1988, and Z21.47b-1989. ANSI Z223.1-1988 (NFPA 54-1988).\nOil-fired furnaces UL 3 727, August 27, 1991 Revision and NFPA 31-1987.\nLiquified petroleum gas storage NFPA 58-1989.\nVentilation fans:\nIncluding electric attic, ceiling, and whole house fans UL 507, August 23, 1990 Revision.\n1 NFPA indicates National Fire Prevention Association.\n2 ANSI indicates American National Standards Institute.\n3 UL indicates Underwriters Laboratories.\nAir Conditioners and Cooling Equipment\n[Standards for conformance]\nAir conditioners:\nCentral air conditioners ARI 1 210/240-1989.\nRoom size units ANSI/AHAM 2 RAC-1-1982.\nOther cooling equipment:\nIncluding evaporative coolers, heat pumps and other equipment UL 3 1995, November 30, 1990. 4\n1 ARI indicates Air Conditioning and Refrigeration Institute.\n2 AHAM/ANSI indicates American Home Appliance Manufacturers/American National Standards Institute.\n3 UL indicates Underwriters Laboratories.\n4 This standard is a general standard covering many different types of heating and cooling equipment.\nScreens, Window Films, and Reflective Materials\n[Standards for conformance]\nInsect screens Commercially available.\nWindow films Commercially available.\nShade screens:\nFiberglass shade screens Commercially available.\nPolyester shade screens Commercially available.\nRigid awnings:\nWood rigid awnings Commercially available.\nMetal rigid awnings Commercially available.\nLouver systems:\nWood louver systems Commercially available.\nMetal louver systems Commercially available.\nIndustrial-grade white paint used as a heat-reflective measure on awnings, window louvers, doors, and exterior duct work (exposed) Commercially available.","path":["Title 10—Energy","CHAPTER II—DEPARTMENT OF ENERGY","SUBCHAPTER D—ENERGY CONSERVATION","PART 440—WEATHERIZATION ASSISTANCE FOR LOW-INCOME PERSONS"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-10.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:09Z","sha256":"7d8085e17bf5a4edbdaddd87864245302685ea6f320584ac9e0742732aefc788","source_id":"us-cfr","stale":true,"prev":"us/10-cfr-440.30","next":"us/10-cfr-451.1"},"notice":"GroundRules: Original legal text. Not legal advice."}