1、*USACE / NAVFAC / AFCESA / NASA UFGS-23 37 13.00 40 (May 2010)-Preparing Activity: NASA SupersedingUFGS-23 37 13 (August 2008)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated April 2010*SECTION TABLE OF CONTENTSDIVISION 23 - HEATING, VENTILATING, AND AIR CONDITIONIN
2、GSECTION 23 37 13.00 40DIFFUSERS, REGISTERS, AND GRILLS05/10PART 1 GENERAL1.1 REFERENCES1.2 GENERAL REQUIREMENTS1.3 PERFORMANCE REQUIREMENTS1.4 SUBMITTALSPART 2 PRODUCTS2.1 AIR-DIFFUSION DEVICE CONSTRUCTION2.2 TYPES OF AIR-DIFFUSION DEVICES2.2.1 Type DRA2.2.2 Type DRB2.2.3 Type DRC2.2.4 Type DRE2.2.
3、5 Type DRH2.2.6 Type DP Series2.2.7 Type DLB2.2.8 Type DLS2.2.9 Type DSA2.2.10 Type GS2.2.11 Type GR2.2.12 Type GCA2.2.13 Type GCB2.2.14 Type GCD2.2.15 Type GCE2.2.16 Type GCF2.2.17 Type RS2.2.18 Type RR2.2.19 Type RCA2.2.20 Type RCB2.2.21 Type RCC2.2.22 Type RCD2.2.23 Type RCE2.2.24 Type RCF2.2.25
4、Type TSSECTION 23 37 13.00 40 Page 1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2.2.26 Type TR2.2.27 Type TSRPART 3 EXECUTION3.1 INSTALLATION3.1.1 Operations and Maintenance Manuals- End of Section Table of Contents -SECTION 23 37 13.00 40 Page 2
5、Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*USACE / NAVFAC / AFCESA / NASA UFGS-23 37 13.00 40 (May 2010)-Preparing Activity: NASA SupersedingUFGS-23 37 13 (August 2008)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL
6、 dated April 2010*SECTION 23 37 13.00 40DIFFUSERS, REGISTERS, AND GRILLS05/10*NOTE: This specification covers the requirements for air-diffusion devices that are connected to ductwork or mounted in equipment, except as otherwise provided.Edit this guide specification for project specific requirement
7、s by adding, deleting, or revising text. For bracketed items, choose applicable items(s) or insert appropriate information.Remove information and requirements not required in respective project, whether or not brackets are present.Comments and suggestions on this guide specification are welcome and
8、should be directed to the technical proponent of the specification. A listing of technical proponents, including their organization designation and telephone number, is on the Internet.Recommended changes to a UFGS should be submitted as a Criteria Change Request (CCR).*PART 1 GENERAL*NOTE: Identify
9、 air-diffusion devices on the drawings with symbols provided. Where deviations from standards occur, devise a new symbol within the format used herein.Natural aluminum diffusers are unprotected unless specified to be furnished with clear acrylic or anodizing finishes. Normally, aluminum diffusers sp
10、ecified without further qualification are supplied with factory baked enamel finish. Steel diffusers and grills should be specified with a factory baked enamel finish.Show type of DLB frame, bar spacing if other than SECTION 23 37 13.00 40 Page 3Provided by IHSNot for ResaleNo reproduction or networ
11、king permitted without license from IHS-,-,-specified, bar deflection, blanking if any, and type of damper on drawings.Show frame style, width, and screw or clip fastening on drawings.Show linear slot width and number of slots, if other than specified on drawings.*1.1 REFERENCES*NOTE: This paragraph
12、 is used to list the publications cited in the text of the guide specification. The publications are referred to in the text by basic designation only and listed in this paragraph by organization, designation, date, and title.Use the Reference Wizards Check Reference feature when you add a RID outsi
13、de of the Sections Reference Article to automatically place the reference in the Reference Article. Also use the Reference Wizards Check Reference feature to update the issue dates.References not used in the text will automatically be deleted from this section of the project specification when you c
14、hoose to reconcile references in the publish print process.*The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.AMERICAN SOCIETY OF HEATING, REFRIGERATING AND AIR-CONDITIONING ENGINEE
15、RS (ASHRAE)ASHRAE 113 (2009) Method of Testing for Room Air DiffusionASHRAE EQUIP IP HDBK (2008) Handbook, HVAC Systems and Equipment (IP Edition)ASHRAE EQUIP SI HDBK (2008) Handbook, HVAC Systems and Equipment (SI Edition)ASHRAE FUN IP (2009) Fundamentals Handbook, I-P EditionASHRAE FUN SI (2009) F
16、undamentals Handbook, SI Edition1.2 GENERAL REQUIREMENTS*NOTE: If Section 23 00 00 AIR SUPPLY, DISTRIBUTION, AND EXHAUST SYSTEMS is not included in the project specification, applicable requirements therefrom SECTION 23 37 13.00 40 Page 4Provided by IHSNot for ResaleNo reproduction or networking per
17、mitted without license from IHS-,-,-should be inserted and the following paragraph deleted.*Section 23 00 00 AIR SUPPLY, DISTRIBUTION, AND EXHAUST SYSTEMS applies to work specified in this section.1.3 PERFORMANCE REQUIREMENTSCertify air diffusion devices having been tested and rated in accordance wi
18、th ASHRAE EQUIP SI HDBK, Chapter 17; ASHRAE FUN SI, Chapter 31; ASHRAE EQUIP IP HDBK, Chapter 17; ASHRAE FUN IP, Chapter 31; and ASHRAE 113, where such certification is required.Submit equipment and performance data for air-diffusion devices consisting of sound data in terms of Noise Criteria (NC) i
19、ndex for the capacity range of the device. sound data in terms of sound-power level in octave bands second through eighth and Noise Criteria (NC) index for the capacity range of the device. Where room attenuation is not specified or indicated, assume 18 decibels. Where space or sound data are not sp
20、ecified or indicated, assume NC40.1.4 SUBMITTALS*NOTE: Review Submittal Description (SD) definitions in Section 01 33 00 SUBMITTAL PROCEDURES and edit the following list to reflect only the submittals required for the project. Submittals should be kept to the minimum required for adequate quality co
21、ntrol.A “G” following a submittal item indicates that the submittal requires Government approval. Some submittals are already marked with a “G”. Only delete an existing “G” if the submittal item is not complex and can be reviewed through the Contractors Quality Control system. Only add a “G” if the
22、submittal is sufficiently important or complex in context of the project.For submittals requiring Government approval on Army projects, a code of up to three characters within the submittal tags may be used following the “G“ designation to indicate the approving authority. Codes for Army projects us
23、ing the Resident Management System (RMS) are: “AE“ for Architect-Engineer; “DO“ for District Office (Engineering Division or other organization in the District Office); “AO“ for Area Office; “RO“ for Resident Office; and “PO“ for Project Office. Codes following the “G“ typically are not used for Nav
24、y, Air Force, and NASA projects.Choose the first bracketed item for Navy, Air Force and NASA projects, or choose the second bracketed item for Army projects.*Government approval is required for submittals with a “G“ designation; SECTION 23 37 13.00 40 Page 5Provided by IHSNot for ResaleNo reproducti
25、on or networking permitted without license from IHS-,-,-submittals not having a “G“ designation are for Contractor Quality Control approval.for information only. When used, a designation following the “G“ designation identifies the office that will review the submittal for the Government. Submit the
26、 following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:SD-01 Preconstruction SubmittalsSubmit the following in accordance with this section.Material, Equipment, and Fixture Lists; G; G, _Records of Existing Conditions; G; G, _SD-02 Shop DrawingsSubmit Fabrication Drawings; G; G, _ for a
27、ir-diffusion devices in accordance with this section.Submit Installation Drawings; G; G, _ for air-diffusion devices in accordance with the paragraph entitled, “Installation,“ of this section.SD-03 Product DataSubmit Equipment and Performance Data; G; G, _ for air-diffusion devices in accordance wit
28、h paragraph entitled, “Performance Requirements,“ of this section.SD-04 SamplesSubmit Manufacturers Standard Color Chart; G; G, _ in accordance with this section.SD-10 Operation and Maintenance DataProvide manuals for the following air-diffusion devices:Type TS Supply Troffer; G; G, _Type TSR Combin
29、ation Supply and Return Troffer; G; G, _PART 2 PRODUCTS2.1 AIR-DIFFUSION DEVICE CONSTRUCTIONPreclude flutter, rattle, or vibration on air-diffusion device construction and mounting. Refer to Section 23 05 48 VIBRATION AND SEISMIC CONTROLS FOR HVAC PIPING AND EQUIPMENT for vibration isolation conside
30、rations. Modify devices and provide accessories necessary for mounting in indicated surface construction. Select color from manufacturers standard color chart which indicate the manufacturers standard color selections and finishes for air-diffusion devices.Match color with architectural background.
31、Provide color as indicated on drawings.SECTION 23 37 13.00 40 Page 6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- Provide supply diffusers with combination damper and equalizing grid. Ensure dampers are extracting-splitter type, except as otherwis
32、e indicated.Ensure air-diffusion device volume and pattern adjustments can be made from the face of the device. Make volume adjustments by removable key tamper-deterring device.Provide gaskets for supply-terminal air devices mounted in finished surfaces.Include within the material, equipment, and fi
33、xture lists the manufacturers style or catalog numbers, specification and drawing reference numbers, warranty information, and fabrication site information.Submit records of existing conditions consisting of the results of Contractors survey of work area conditions and features of existing structure
34、s and facilities within and adjacent to the jobsite. Commencement of work constitutes acceptance of existing conditions.Submit fabrication drawings for air-diffusion devices consisting of fabrication and assembly details to be performed in the factory.2.2 TYPES OF AIR-DIFFUSION DEVICES2.2.1 Type DRA
35、Provide type DRA supply diffuser, round with five or more expanding cones with beaded edges to provide hemispherically diffused discharge air. Arrange cones to provide a minimum of four _ air paths which simultaneously diffuse air at 6 to 15 meter per minute 20 to 50 feet per minute (fpm) and aspira
36、te room air at 25 to 35 percent of discharge volume.Provide aluminum diffuser with baked enamel finish.Provide antismudge rings and extended cones.2.2.2 Type DRBProvide type DRB supply diffuser, round with four _ more expanding cones to provide hemispherically diffused discharge air. Arrange cones t
37、o provide a minimum of three _ air paths which simultaneously diffuse air at 6 to 15 meter per minute 20 to 50 fpm. Provide a pattern adjustment range from horizontal to downward projection, and any intermediate point, when mounted on exposed ductwork.Provide aluminum diffuser with baked enamel fini
38、sh.Provide Integral Separate antismudge rings and extended cones.2.2.3 Type DRCProvide type DRC combination supply and return diffuser, round with four expanding cones. Arrange cones to provide one return air path and two supply air paths. Provide a butterfly supply-air damper and an annular return-
39、air damper. Provide a baked enamel finishProvide aluminum construction. Provide antismudge rings.SECTION 23 37 13.00 40 Page 7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2.2.4 Type DREProvide type DRE supply diffuser, round with three _ expanding
40、 cones to provide discharge air paths, minimally, two-position adjustable for horizontal or vertical discharge. Provide a baked enamel finish Provide antismudge rings.2.2.5 Type DRHProvide type DRH supply diffuser, half-round with four _ semiconical expanding members to discharge diffused air in a 1
41、80-degree pattern. Arrange cones to provide a minimum of three _ air paths which simultaneously diffuse air at 6 to 15 meter per minute 20 to 50 fpm. Provide opposed-blade volume control. Provide a baked enamel finish.Provide antismudge rings.2.2.6 Type DP SeriesProvide type DP series supply diffuse
42、r with a square rectangular, perforated, hinged, face plate with opposed blade splitter-damper volume control, white baked enamel exterior finish, and black matte finish on exposed-to-view interior surface. Provide one-way deflection.Provide two-way opposed deflection.Provide two-way diagonal deflec
43、tion.Provide three-way deflection.Provide four-way deflection.2.2.7 Type DLBProvide type DLB supply diffuser, linear bar type, frame mounted, with extruded-aluminum bar and frame.Ensure bars are 6 1/4 _ millimeter _ inch thick by 19 3/4 _ millimeter _ inch high, 13 1/2 _ millimeter _ inch on center,
44、 pencilproof spacing, with zero degree bar deflection angle.For floor- and sill-mounted diffusers provide heavy-duty reinforced construction to carry loads of not less than 490 100 _ kilogram per square meter _ pounds per square foot.Provide continuous length diffuser with hairline butt joints.Provide mitered end caps where diffuser run terminates.Provide opposed-blade type dampers.Provide an integral, pivoted, bar-type access door where indicated.SECTION 23 37 13.00 40
