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The document specifies ductwork requirements including insulation rules, painting, flanged joints, bending radii, and builderwork opening tolerances for ducts, grilles, frames, and sleeves. It further provides HVAC equipment schedules for first-floor internal terminal units and fresh/extract air supply fans, including model descriptions, capacities, airflow rates, mass, electrical power requirements, fan pressure, speed, and absorbed power.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/hvac-general-notes-hvac-notes-and-schedules-internal-terminal-units-and-fans/664218/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/hvac-general-notes-hvac-notes-and-schedules-internal-terminal-units-and-fans/664218.png","ImageObject",300,407,{"name":92,"@type":93},"Taylor Morgan","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-29",true,{"@type":102,"interactionType":103,"userInteractionCount":14},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What must be checked on site before work starts?","Question",{"text":112,"@type":113},"All dimensions and heights must be checked on site before any work is put in hand.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What are the key ductwork requirements described in the HVAC notes?",{"text":117,"@type":113},"Ductwork must follow low-velocity duct standards, include specified insulation for supply ducts, define insulation exceptions for other ducts, require painting for exposed ducts, and specify joint and bending radius rules.",{"name":119,"@type":110,"acceptedAnswer":120},"What information is included in the first-floor internal terminal unit schedule?",{"text":121,"@type":113},"Each unit entry lists unit reference, quantity, description, cooling/heating capacities, air quantities, mass, and power requirements including voltage, phase, and frequency, as well as FLA.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},664218,1793244989,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":14,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":8,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":129,"read_time":81},1099523885336,"https://ap-avatar.wpscdn.com/davatar_276721f389ce27ea32af1340a28f341c","| ALL DIMENSIONS AND HEIGHTS ARE TO BE CHECKED ON SITE BEFORE WORKIS PUT IN HAND.  \u003Cbr>ALL WORKAND MATERIALARE TO COMPLY TO RELEVENT SABS CODES WHERE APPLICABLE.  \u003Cbr>BRAND NAMES DENOTE SIMILAR &/OR EQUALYAPPROVED.  \u003Cbr>ALL WORK TOBE INACCORDANCE TO N.R.B.  \u003Cbr>REPORT DISCREPANCIES TOARCHITECT OR ENGINEER.   |  |  |  |  |\n| --- | --- | --- | --- | --- |\n| GENERAL NOTES:  \u003Cbr>·ALL DIMENSIONS TO BE CHECKED ON SITE BEFORE ANY WORK IS PUT IN  \u003Cbr>● ALL WORK TO COMPLY TO LOCAL MUNICIPAL BY-LAWS.  \u003Cbr>·HVAC SUB-CONTRACTOR IS RESPONSIBLE TO ENSURE ALL CO-ORDINATION  \u003Cbr>&_CORRECT DIMENSIONING_OF DRAWINGS IS DONE WITH ALL OTHER  \u003Cbr>RESPECTIVE CONTRACTORS PRIOR TO PROCUREMENT &INSTALLATION._  \u003Cbr>QUALITY MUST BE ADHERED TO ALL STANDARDS AS PER TENDER  \u003Cbr>SPECIFICATIONS  \u003Cbr>HVAC NOTES:  \u003Cbr>THIS DRAWING FORMS PART OF THE SPECIFICATIONAND MUST BE READ IN  \u003Cbr>CONJUNCTION WITH THE SAME.  \u003Cbr>ALL DUCTWORK TO BE MANUFACTURED IN ACCORDANCE WITH  \u003Cbr>ABS-1238-1979 LOW VELOCITY DUCT STANDARDS.  \u003Cbr>ALL DUCT SIZES SHOWNARE ACTUAL SHEETMETAL SIZES.  \u003Cbr>SUPPLY DUCTS TO BE EXTERNALLY INSULATED WITH 25mm FRK.  \u003Cbr>INSULATION-UNLESS OTHERWISE SPECIFIED.  \u003Cbr>5.  \u003Cbr>ALL OTHER DUCTS TO BE UNINSULATED,UNLESS SPECIFIED.  \u003Cbr>6.  \u003Cbr>ALL EXPOSED DUCTS TO BE PAINTED TO SPECIFICATION.  \u003Cbr>ALL DUCTS WITH SEMI-PERIMETER OF 1150mm OR LESS TO BE \"S&DRIVE\"  \u003Cbr>7.  \u003Cbr>JOINTS,AND DUCTS ABOVE TO BE MEZZ FLANGED.  \u003Cbr>ALL BENDS TO HAVE INTERNAL RADIUS OF 150mm AND SPLITTERS UNLESS  \u003Cbr>8.  \u003Cbr>OTHERWISE SPECIFIED.  \u003Cbr>9  \u003Cbr>ALL ROUND DUCT BENDS UP TO Ø500mm TO HAVE A RADIUS OF 200mm-  \u003Cbr>OVER Q500mm TO HAVE A RADIUS OF 300mm.  \u003Cbr>DUCT SHOES TO BE 150mm LONG @45°.  \u003Cbr>9  \u003Cbr>SPIGOTS TO BE 100mm LONG,UNLESS OTHERWISE STATED.  \u003Cbr>HVAC BUILDERSWORK:  \u003Cbr>12.ALL OPENINGS TO BE 100mm BIGGER THAN DUCT SIZES SHOWN(BUILDER  \u003Cbr>TO MAKE GOOD AFTER DUCTS ARE INSTALLED).  \u003Cbr>13.ALL OPENINGS TO BE 50mm BIGGER THAN GRILLE SIZES SHOWN WHICH  \u003Cbr>INCLUDES A 25mm THK.TIMBER FRAME ALL AROUND OPENING-BY  \u003Cbr>BUILDER.  \u003Cbr>SLEEVES IN WALLS,SLABS &BEAMS(SIZE SHOWN ON DRAWING)(BUILDER  \u003Cbr>14.  \u003Cbr>TO MAKE GOOD AFTER DUCTS ARE INSTALLED).   |  |  |  |  |\n| LEGEND:   |  |  |  |  |\n|  |  | 400V/3PH/50HZ POWER SUPPLY TERMINATINGINISOLATOR  \u003Cbr>WITHIN ONE METER OF EQUIPMENT-BY ELECTRICIAN.   |  |  |\n| ⑧   |  | 230V/1PH/50HZ POWER SUPPLY TERMINATING IN ISOLATOR  \u003Cbr>WITHIN ONE METER OF EQUIPMENT-BY ELECTRICIAN.   |  |  |\n|  |  | DOOR TO BE UNDERCUT BY 25mm MINIMUM-BY BUILDER   |  |  |\n| T   |  | WALL MOUNTED THERMOSTAT AT 1350 AFFL.(clw Ø25mm CONDUIT  \u003Cbr>AND 4x4 BOX IN WALL)-BY ELECTRICIANAND BUILDER)   |  |  |\n| S   |  | WALL MOUNTED ON/OFF SWITCH AT 1350 AFFL.(c/w Ø25mm  \u003Cbr>CONDUIT AND 4x4 BOXIN WALL)-BY ELECTRICIAN AND BUILDER)   |  |  |\n| ABBREVIATIONS:   |  |  |  |  |\n| DG   |  | DOOR GRILLE   |  |  |\n| EAD/G   |  | EXTRACT AIR DIFFUSER OR GRILLE   |  |  |\n| TG   |  | TRANSFER GRILLE   |  |  |\n| WL   |  | WEATHER LOUVRE   |  |  |\n| MOS   |  | MEASURE ON SITE   |  |  |\n| NTS   |  | NOT TO SCALE   |  |  |\n| TRF   |  | TRANSFORMATION OF DUCT   |  |  |\n| WMS   |  | WIRE MESH SCREEN   |  |  |\n| c/w   |  | COMPLETE WITH   |  |  |\n| LINE TYPE LEGEND:   |  |  |  |  |\n|  |  |  |  | CONDENSATE DRAIN PIPE   |\n|  |  |  |  |  |\n|  |  |  |  | REFRIGERATION PIPE   |\n|  |  |  |  |  |\n|  |  |  |  | CENTRE LINE   |\n|  |  |  |  |  |\n|  |  |  |  | FLEXIBLE DUCT   |\n|  |  |  |  | ELECTRICAL CABLE   |\n|  |  |  |  |  |\n|  |  |  |  | TENDER   |\n| REV No   | DATE:   |  | DESCRIPTION:   |  |\n|  | 22.11.2021   |  | ISSUED FOR CLIENT'S APPROVAL   |  |\n| B   | 11.02.2022   |  | ISSUED FOR TENDER   |  |\n|  |  |  |  |  |\n|  |  |  |  |  |\n|  |  |  |  |  |\n|  |  |  |  |  |\n|  |  |  |  |  |\n|  |  |  |  |  |\n|  |  |  |  |  |\n| SIZE ON ORIGINAL DRAWING 100 mm—   |  |  |  |  |\n| CLIENT LOGO   |  |  |  |  |\n\n\n| FIRST FLOOR INTERNAL TERMINAL UNIT SCHEDULE   |  |  |  |  |  |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| UNIT  \u003Cbr>REF.   | No.  \u003Cbr>OFF   | DESCRI","cbCaiknrWgZrd0AP","https://ap.wps.com/l/cbCaiknrWgZrd0AP","pdf",1195377,"English","# General Notes\n## HVAC Notes\n## HVAC Builderswork and Openings\n## Legend and Abbreviations\n## First Floor Internal Terminal Unit Schedule\n## First Floor Fresh Air Supply Fan Schedule\n## First Floor Extract Air Fan Schedule","[{\"question\":\"What must be checked on site before work starts?\",\"answer\":\"All dimensions and heights must be checked on site before any work is put in hand.\"},{\"question\":\"What are the key ductwork requirements described in the HVAC notes?\",\"answer\":\"Ductwork must follow low-velocity duct standards, include specified insulation for supply ducts, define insulation exceptions for other ducts, require painting for exposed ducts, and specify joint and bending radius rules.\"},{\"question\":\"What information is included in the first-floor internal terminal unit schedule?\",\"answer\":\"Each unit entry lists unit reference, quantity, description, cooling/heating capacities, air quantities, mass, and power requirements including voltage, phase, and frequency, as well as FLA.\"}]","HVAC General Notes, HVAC Notes and Schedules - Internal Terminal Units and Fans | PDF"]