[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-663056-105":59,"doc-detail-663056-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","fdrhbi02b-04-flat-roof-performance-rating","fdrhbi02b-04 - Flat roof - performance rating","","Specification for timber-based flat roof-fdrhbi02b-04 construction, including fire resistance, thermal and acoustic performance, maximum span and loading limits, and the required build-up from outside to inside. Fire protection is rated REI 60. Thermal performance is given as U=0.19 W/(m2K) with diffusion suitable classification. Acoustic performance is Rw(C;Ctr)=47(-2;-6) dB and Ln,w(Cl) reported. Sustainability assessment per m2 uses ecoinvent, providing OI3Kon 47.5 plus lifecycle indicators (GWP, AP, EP, ODP, POCP) and energy metrics for A1-A3.",{"@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":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/fdrhbi02b-04-flat-roof-performance-rating/663056/",{"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/fdrhbi02b-04-flat-roof-performance-rating/663056.png","ImageObject",300,407,{"name":92,"@type":93},"mieayamfan","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-28",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 is the fire protection performance of the flat roof construction?","Question",{"text":112,"@type":113},"The fire protection rating is REI 60.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What thermal performance value is specified for the roof?",{"text":117,"@type":113},"The specified thermal performance is U=0.19 W/(m2K).",{"name":119,"@type":110,"acceptedAnswer":120},"How are sustainability impacts evaluated in this document?",{"text":121,"@type":113},"Sustainability is assessed per m2 using the ecoinvent database, including OI3Kon 47.5 and lifecycle impact and energy indicators for phases such as A1–A3.","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},663056,1793224831,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":39,"category_name":40,"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":14,"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":24},962090893677,"https://ap-avatar.wpscdn.com/davatar_3d24733baf745e90a7e4bdd5f77d97b2","Designation: Last updated: Source:  \nEditor:  \nfdrhbi02b-04  \n8/2/23 Holzforschung Austria HFA, SP  \nFlat roof-fdrhbi02b-04  \nflat roof, timber frame construction, ventilated, with dry lining, not suspended, gypsum plasterboard  \nPerformance rating  \nFire protection REI 60  \nperformance  \nmaximum span = 5 m; maximum load Ed,fi = 3,66 kN/m² Classified by HFA  \n\n| Thermal performance | U\u003Cbr>Diffusion | 0.19 W/(m2K) suitable |\n| --- | --- | --- |\n| Calculated by HFA |  |  |\n| Acoustic performance\u003Cbr>Assessed by TGM | Rw (C;Ctr)\u003Cbr>Ln,w (Cl) | 47(-2;-6) dB |\n\nMass per unit area  \nm  \n56.00 kg/m2  \nCalculation based on gypsum plaster board type DF  \nNote: The design of the under-roof construction and of the counterbattens have to be specified according to the roof pitch and the national requirements.  \nRegister of building materials used for this application, cross-section (from outside to inside, dimensions in mm)  \n\n|  | Thickness | Building material | Thermal performance |  |  |  | Reaction to fire EN |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  |  | λ | µ min – max | ρ | c |  |\n| A |  | Plastic roofing membrane or |  |  |  |  | E |\n| A |  | sheet metal roofing |  |  | 7800 |  | A1 |\n| B | 24.0 | spruce wood closed cladding without spacing of cladding boards | 0.120 | 50 | 450 | 1.600 | D |\n| C | 80.0 | spruce wood counter battens (ventilation) | 0.120 | 50 | 450 | 1.600 | D |\n| D |  | sarking membrane sd ≤ 0,3m |  |  | 1000 |  | E |\n| E | 22.0 | softboard [045; 250] - rigid underlay | 0.045 | 5 | 250 | 2.100 | E |\n| F | 200.0 | construction timber (80/*; e=800) | 0.120 | 50 | 450 | 1.600 | D |\n| G | 200.0 | mineral wool [038; ≥33; ≥1000°C] | 0.038 | 1 | 33 | 1.030 | A1 |\n| H | 16.0 | particleboard | 0.130 | 50 - 100 | 700 | 1.700 | D |\n| I |  | vapour barrier sd≥ 1m |  |  | 1000 |  |  |\n| J | 24.0 | spruce wood cladding with spacing of cladding boards(24/100); a=400 | 0.120 | 50 | 450 | 1.600 | D |\n| K | 25.0 | gypsum plaster board type DF (2x12,5 mm) or | 0.250 | 10 | 800 | 1.050 | A2 |\n| K | 25.0 | gypsum fibre board (2x12,5 mm) | 0.320 | 21 | 1000 | 1.100 | A2 |\n\nSustainability rating (per m2)  \nDatabase ecoinvent  \nOI3Kon 47.5  \nCalculated by HFA  \n[dataholz.eu](dataholz.eu) – Catalogue of timber building materials, components and component connections reviewed to consider thermal, acoustic, fire performance requirements and ecological drivers for timber construction released by accredited testing institutes.  \nThese datasheets will generally be accepted as proofs of compliance by building authorities.  \nDesignation: Last updated: Source:  \nEditor:  \nfdrhbi02b-04  \n8/2/23 Holzforschung Austria HFA, SP  \nDetails of sustainability rating  \nDatabase ecoinvent  \n\n| Lifecycle | GWP | AP | EP | ODP | POCP |  |\n| --- | --- | --- | --- | --- | --- | --- |\n| (Phases) | [kg CO2-e. ] | [kg SO2-e. ] | [kg PO4-e. ] | [kg R11-e. ] | [kg Ethen-e. ] |  |\n| A1 -A3 |  | 0.216 | 0.084 | 2,72E-6 | 0.067 |  |\n\n\n| Lifecycle | PERE | PERM | PERT | PENRE | PENRM | PENRT |\n| --- | --- | --- | --- | --- | --- | --- |\n| (Phases) | [MJ] | [MJ] | [MJ] | [MJ] | [MJ] | [MJ] |\n| A1 -A3 | 101.254 | 712.154 | 813.408 | 646.562 | 43.985 | 690.547 |\n\n[dataholz.eu](dataholz.eu) – Catalogue of timber building materials, components and component connections reviewed to consider thermal, acoustic, fire performance requirements and ecological drivers for timber construction released by accredited testing institutes.  \nThese datasheets will generally be accepted as proofs of compliance by building authorities.","cbCaiiUOcnRaeXe2","https://ap.wps.com/l/cbCaiiUOcnRaeXe2","pdf",136914,"English","# Performance rating\n## Fire protection\n## Thermal performance\n## Acoustic performance\n## Sustainability rating","[{\"question\":\"What is the fire protection performance of the flat roof construction?\",\"answer\":\"The fire protection rating is REI 60.\"},{\"question\":\"What thermal performance value is specified for the roof?\",\"answer\":\"The specified thermal performance is U=0.19 W/(m2K).\"},{\"question\":\"How are sustainability impacts evaluated in this document?\",\"answer\":\"Sustainability is assessed per m2 using the ecoinvent database, including OI3Kon 47.5 and lifecycle impact and energy indicators for phases such as A1–A3.\"}]","fdrhbi02b-04 - Flat roof - performance rating | PDF"]