[{"_1":2,"_449":-5,"_450":-5},"loaderData",{"_3":4,"_267":268,"_270":271,"_274":275},"root",{"_5":6,"_7":8,"_178":179,"_235":-5,"_236":237},"preferredLanguage","en-US","mainNav",{"_9":10,"_11":12,"_13":14,"_31":32,"_43":44},"displayName","Main Navigation","displayIcon",117,"meta",{"_15":16,"_17":18,"_19":20,"_21":22,"_23":24,"_25":26,"_27":28,"_29":30},"id",2099870,"guid","7ecb9281-fece-4261-af56-002839bbf7ee","typeRef",2098673,"type","navigationSection","lastTransaction",8632,"lastModified","2026-02-19T11:57:07.522108Z","deleted",false,"etag","EntsAY6cGYrHRRw0Aqeipg","props",{"_33":34,"_36":37,"_40":41,"_42":10},"navigationRefs",[35],2101028,"portalRelationRefs",[38,39],2099856,2100994,"navigationType","Main","webTitle","references",{"_45":46},"navigationItems",[47],{"_9":48,"_11":49,"_13":50,"_31":57,"_173":174},"FAQ",168,{"_15":35,"_17":51,"_19":52,"_21":53,"_23":54,"_25":55,"_27":28,"_29":56},"1059a368-11ba-40eb-85dc-fb7fa8554bbe",2098385,"webPage",16714,"2026-03-03T11:16:26.9908312Z","qFIGzR1HfcgrmR545wp2fw",{"_58":59,"_165":166,"_169":170,"_42":48,"_171":172},"visualDocumentBody",{"_15":60,"_21":61,"_62":63,"_64":65,"_66":67,"_68":69},"id53196de1b92a4c38bfff509d372304a3","group","definition","bodyContentComponent","element","div","class","bodyContentStyle","children",[70,76,79,84,87,90,93,96,99,102,105,108,111,114,117,120,123,126,129,132,135,138,141,144,147,150,153,156,159,162],{"_15":71,"_21":72,"_62":73,"_64":74,"_75":48},"id37e8035b83c44cdba984f1e22d9980b2","text","visualTitle","h1","content",{"_15":77,"_21":72,"_62":73,"_64":74,"_75":78},"idd9d0c27dbbf142af8511777aac17e0f5","What techniques are used to improve window energy efficiency?",{"_15":80,"_21":72,"_62":81,"_64":82,"_75":83},"id6a090127cdbf4259a67f8c62efeefaf6","paragraph","p","Install Weatherstripping: Sealing gaps around windows can prevent drafts and improve insulation.",{"_15":85,"_21":72,"_62":81,"_64":82,"_75":86},"iddb4319f6a23144bea387203150683954","Use Window Films: These can reduce heat gain in summer and heat loss in winter.",{"_15":88,"_21":72,"_62":81,"_64":82,"_75":89},"idaafd95fecbb34071b671e30c7c0ee3e3","Consider Double or Triple Glazing: These windows have multiple panes of glass with gas-filled spaces for added insulation.",{"_15":91,"_21":72,"_62":81,"_64":82,"_75":92},"id1439b89516974dc7b50a97369cedc916","Opt for Low-E Coatings: Low-emissivity coatings reflect heat back into the room in winter and reject it in summer.",{"_15":94,"_21":72,"_62":73,"_64":74,"_75":95},"idc8de26ed9cb940b4a3cca716170b5ba4","How do I maintain my windows for longevity?",{"_15":97,"_21":72,"_62":81,"_64":82,"_75":98},"idba9abf62eca4434a8bab9c39095b2d4a","Regular Cleaning: Clean glass and frames at least twice a year to prevent dirt buildup and deterioration.",{"_15":100,"_21":72,"_62":81,"_64":82,"_75":101},"id1c85eccb04cf4566904098892a5fdd0d","Inspect Seals: Check weatherstripping and seals for damage; replace when needed to avoid drafts.",{"_15":103,"_21":72,"_62":81,"_64":82,"_75":104},"ide8879c41ca314b53b2d98e91968bfe7c","Lubricate Moving Parts: Use silicone spray or a similar lubricant on hinges and tracks to ensure easy operation.",{"_15":106,"_21":72,"_62":81,"_64":82,"_75":107},"id7d6c0d05454a43d9878147e3cefc9064","Monitor for Damage: Look for cracks or condensation between glass panes, which may indicate seal failure.",{"_15":109,"_21":72,"_62":81,"_64":82,"_75":110},"idf7b068ed3e35445480bf3490045af9cf","Paint and Seal: For wooden frames, repaint and reseal every few years to protect against moisture.",{"_15":112,"_21":72,"_62":73,"_64":74,"_75":113},"id2ee6736787274d55882ea065a760295c","What are some common window problems?",{"_15":115,"_21":72,"_62":81,"_64":82,"_75":116},"id7dc0b5d229414e7b98d507e3ca992f2a","Air Leaks: Gaps around windows can cause drafts and increased energy bills.",{"_15":118,"_21":72,"_62":81,"_64":82,"_75":119},"ida25098a36732409d8106f728175837ad","Condensation: Excessive moisture between panes can indicate seal failure.",{"_15":121,"_21":72,"_62":81,"_64":82,"_75":122},"idcb539c0c0f64430f88c8e7823c01737c","Difficulty Opening/Closing: This may be due to misalignment or dirt buildup.",{"_15":124,"_21":72,"_62":81,"_64":82,"_75":125},"id809042111e0f4416844d7d887696cdd3","Glass Breakage: Can occur due to impacts, weather changes, or age.",{"_15":127,"_21":72,"_62":81,"_64":82,"_75":128},"id322e99603de542cdadbb789e91d8c17a","Peeling Paint or Decay: Common in wooden frames, indicating moisture damage.",{"_15":130,"_21":72,"_62":73,"_64":74,"_75":131},"id2fc039f21c9a425fa3ac70271b5cd6f2","What are the benefits of energy-efficient windows?",{"_15":133,"_21":72,"_62":81,"_64":82,"_75":134},"id70c6f2091cec4b9197c61a6dbc0cf1ef","Reduced Energy Bills: Lower heating and cooling costs due to better insulation.",{"_15":136,"_21":72,"_62":81,"_64":82,"_75":137},"id8d27ea0ffb42436bbc15896911cadb08","Comfort Improvement: More consistent indoor temperatures and reduced drafts.",{"_15":139,"_21":72,"_62":81,"_64":82,"_75":140},"id86de0b0ba1744884a991d1615c2f4710","UV Protection: Protects furnishings from fading and deterioration caused by UV rays.",{"_15":142,"_21":72,"_62":81,"_64":82,"_75":143},"id0917b6793fc14150807c1020018c85b0","Environmental Impact: Reduces overall energy consumption and carbon footprint.",{"_15":145,"_21":72,"_62":81,"_64":82,"_75":146},"idd4944eb24afb40059a3312c4afbd8dbf","Increased Home Value: Energy-efficient upgrades can enhance resale value.",{"_15":148,"_21":72,"_62":73,"_64":74,"_75":149},"id1b989018f30444488c547a96bbe5167b","How can I choose the right windows for my home?",{"_15":151,"_21":72,"_62":81,"_64":82,"_75":152},"id72c67126f2874a80b49a6a4a69fcbd05","Style Consideration: Match the window style to your home’s architecture.",{"_15":154,"_21":72,"_62":81,"_64":82,"_75":155},"id3ca809ad97134d3485f8a52f83a3d2fe","Energy Efficiency Rating: Look for windows with high Energy Star ratings.",{"_15":157,"_21":72,"_62":81,"_64":82,"_75":158},"id5343849521004634bf3030156b450add","Material Evaluation: Choose materials based on maintenance needs, durability, and aesthetic preference (e.g., vinyl, wood, aluminum).",{"_15":160,"_21":72,"_62":81,"_64":82,"_75":161},"id0cc0155db6734ec6a310843d4e9f86fd","Local Climate: Consider how weather impacts window performance in your region.",{"_15":163,"_21":72,"_62":81,"_64":82,"_75":164},"iddd23f8e004f847c7aaa61c6a0dc8cc32","Budget: Assess your budget for initial costs versus potential long-term savings.","sitemapRefs",[167,168],2100997,2099868,"urlSegment","faq","url","/inspiration/en/faq","sortReverse",{"_165":175},[176,177],-2145382651,-2070787804,"footerNav",{"_9":180,"_11":12,"_13":181,"_31":187,"_43":192},"Footer Navigation",{"_15":182,"_17":183,"_19":20,"_21":22,"_23":184,"_25":185,"_27":28,"_29":186},2099880,"3330edad-6547-4e70-9c01-4e36f2946204",8395,"2026-02-04T10:13:48.7834786Z","HF1hjpUHHIl3SsTJc32KSw",{"_36":188,"_40":189,"_42":180,"_33":190},[38,39],"Footer",[191],2099892,{"_45":193},[194],{"_9":195,"_11":49,"_13":196,"_31":201,"_173":231},"Imprint",{"_15":191,"_17":197,"_19":52,"_21":53,"_23":198,"_25":199,"_27":28,"_29":200},"fbbb4d61-d52f-4d60-8722-6e4db7c798b6",8684,"2026-02-20T08:27:09.7310567Z","-GNmSAnMnoAmVj1dCjuSlQ",{"_165":202,"_58":203,"_42":195,"_169":229,"_171":230},[168,167],{"_15":204,"_21":61,"_62":63,"_64":65,"_66":67,"_68":205},"id895ed95be13f4cd490ce65e2394ca7ad",[206,208,211,214,217,220,223,226],{"_15":207,"_21":72,"_62":73,"_64":74,"_75":195},"idec5f79b2033d4541834dbe0909988869",{"_15":209,"_21":72,"_62":81,"_64":82,"_75":210},"id197290c604ef4caea9f8d66d84058c14","Roto Frank Fenster- und Türtechnologie GmbH
Wilhelm-Frank-Platz 1
70771 Leinfelden-Echterdingen
Germany",{"_15":212,"_21":72,"_62":81,"_64":82,"_75":213},"id468385a0f7c742b294991c3dfb25b320","Managing directors authorised to represent the company
Marcus Sander (Chairman)
Christian Seller (CFO)",{"_15":215,"_21":72,"_62":81,"_64":82,"_75":216},"id6aef4e7db548485c80a3026f5cf61a88","Supervisory Board
Dr. Eckhard Keill (Chairman)",{"_15":218,"_21":72,"_62":81,"_64":82,"_75":219},"idaa785d0c405b4e518f2b1b8d2ba10190","Phone: +49 711 7598 0
E-mail: info@roto-frank.com",{"_15":221,"_21":72,"_62":81,"_64":82,"_75":222},"id5cf182a946844bf99ae94b094974febe","Register court
Amtsgericht (Local Court) Stuttgart, Register number: HRB 767002",{"_15":224,"_21":72,"_62":81,"_64":82,"_75":225},"id6dc12161b24248ba91a38d2a343d44e6","Value added tax identification number (VAT Reg No)
DE321833653",{"_15":227,"_21":72,"_62":81,"_64":82,"_75":228},"id508fcff632ea4685959ff71a34cfa75a","Person responsible acc. to § 18 (2) MStV
Daniel Gandner
Wilhelm-Frank-Platz 1
70771 Leinfelden-Echterdingen
Germany","imprint","/inspiration/en/imprint",{"_165":232},[233,234],-1917396116,0,"page","currentPortal",{"_9":238,"_11":234,"_13":239,"_31":244},"Inspiration",{"_15":38,"_17":240,"_19":241,"_21":242,"_23":198,"_25":199,"_27":28,"_29":243},"6dc298f3-f87f-4205-8f21-e79c288d82ed",2098665,"otPortal","GrZWWrTXTv0eajj9DwGFDQ",{"_245":246,"_252":253,"_255":238,"_256":257,"_258":259,"_260":261,"_265":266},"attrFiltersList",[247,248,249,250,251],11003,2099045,2099047,2099054,2099151,"attrPortalGuid",[254],"c7578821-8051-458f-a8d4-688ef01845da","attributeName","uniquePortalId","inspiration","portalLogo",3012,"attrMetaDataList",[251,250,249,262,248,263,264],2099046,2099044,2099043,"portalThemeColor1","#e30028","routes/portal",{"_269":257,"_235":-5},"portalId","routes/lang",{"_235":-5,"_272":273},"searchCtx",["P",273],"routes/details",{"_276":277,"_416":417},"object",{"_278":279,"_322":323},"obj",{"_9":280,"_11":281,"_13":282,"_31":290,"_173":320},"Deventer Seals | Katalog für Dichtungen und Dichtprofile.pdf",82,{"_15":283,"_17":284,"_19":285,"_21":286,"_23":287,"_25":288,"_27":28,"_29":289},2101345,"d9b6c30f-b8c1-474d-bd61-4b55ae4d64ab",2098400,"typePdfDocument",16708,"2026-03-01T05:39:06.3762113Z","Odocuf5UgQrlmv3Rf2Uh7g",{"_291":292,"_293":294,"_295":296,"_297":298,"_299":300,"_301":302,"_303":304,"_305":306,"_307":308,"_309":280,"_310":311,"_312":313,"_314":315},"externalBinaryThumbnail",3273,"exifPageCount",341,"exifPdfVersion","1.7","attrRangeCalculated",2099141,"assetLanguage",202,"documentNumber","CTL_128_DE_v2","attributeCanonicalAssetRef",2099156,"externalBinaryFileExtension",".pdf","externalBinaryMediaType",2097243,"externalBinaryFileName","externalBinaryMD5","1120d567-5f98-93d4-5c48-411abfd7c975","documentTypeRef",2098958,"materialRef",[316,317,318,319],2098979,2098980,2098976,2098978,{"_303":321},-2145384492,"refs",[324,337,348,358,368,376,384,392,402],{"_9":325,"_11":326,"_13":327,"_31":336},"German (Germany)",30,{"_15":300,"_17":328,"_329":330,"_19":331,"_21":332,"_23":333,"_25":334,"_27":28,"_29":335},"00000000-0000-0000-0000-0000000000ca","apiIdentifier","languageGermanGermany",20,"typeLanguage",71,"2024-11-13T16:23:56.9502219Z","PqPQRTeeo-OfmmixlY_UUg",{},{"_9":338,"_11":339,"_13":340,"_31":347},"PDF Document",38,{"_15":308,"_17":341,"_19":342,"_21":343,"_23":344,"_25":345,"_27":28,"_29":346},"76c3d9f8-cd33-46c0-a675-9da94f8050a5",100,"typeMediaType",744,"2025-10-14T06:40:58.5362668Z","rbt4-Jy8Ev2G7FbmT3tW2g",{},{"_9":349,"_11":234,"_13":350,"_31":357},"CTL - Catalogue",{"_15":313,"_17":351,"_19":352,"_21":353,"_23":354,"_25":355,"_27":28,"_29":356},"db1a8084-db4e-430c-88c6-9936d78a2526",2098937,"documentType",1411,"2025-12-08T10:34:20.9916861Z","T_ZF9jgcHto-GLHlecyM6A",{"_255":349},{"_9":359,"_11":234,"_13":360,"_31":367},"Aluminium",{"_15":318,"_17":361,"_19":362,"_21":363,"_23":364,"_25":365,"_27":28,"_29":366},"7584fd5a-c204-46e8-8ce2-ccd6fc6aaf83",2098936,"material",1430,"2025-12-08T10:43:03.7852687Z","CelF4eiOMlNh6glZ3vxDfQ",{"_255":359},{"_9":369,"_11":234,"_13":370,"_31":375},"PVC",{"_15":319,"_17":371,"_19":362,"_21":363,"_23":372,"_25":373,"_27":28,"_29":374},"c8019a2a-7266-48c9-a98a-852042a525e5",1432,"2025-12-08T10:43:59.1819509Z","CKCyXrojgz5is-k6oNFCmQ",{"_255":369},{"_9":377,"_11":234,"_13":378,"_31":383},"Timber",{"_15":316,"_17":379,"_19":362,"_21":363,"_23":380,"_25":381,"_27":28,"_29":382},"a3bc12d0-9b80-408e-95ab-19673f7ef12f",1433,"2025-12-08T10:44:15.9654651Z","q6An3qXZaV7NGJKLLDgfNg",{"_255":377},{"_9":385,"_11":234,"_13":386,"_31":391},"Timber-aluminium",{"_15":317,"_17":387,"_19":362,"_21":363,"_23":388,"_25":389,"_27":28,"_29":390},"4322c779-1dc5-4b84-a9dd-44791cae2d28",1434,"2025-12-08T10:45:25.2769545Z","q0J-__pdjPJFEreNFk3tCw",{"_255":385},{"_9":393,"_11":234,"_13":394,"_31":401},"Equipment",{"_15":298,"_17":395,"_19":396,"_21":397,"_23":398,"_25":399,"_27":28,"_29":400},"6d45b9b0-7043-4769-abf4-441162fb0e4f",2099132,"typeRange",1888,"2025-12-19T08:27:53.1131051Z","_24OOCxcH0XcMkXHY14dUw",{"_255":393},{"_9":403,"_11":404,"_13":405,"_31":410,"_173":413},"CTL_128",241,{"_15":304,"_17":406,"_19":407,"_21":408,"_23":287,"_25":288,"_27":28,"_29":409},"d79d9547-f386-408b-abdf-b5975425c2fa",2099039,"typeCanonicalAsset","0V1rWr1KZvPfuX3refCTGg",{"_411":412},"portalRefs",[38],{"_411":414},[415],-2136382943,"extendedProps",["M",291,418,293,423,295,426,297,428,299,430,301,432,303,434,305,436,307,438,309,440,310,442,312,444,314,446],{"_419":420,"_421":422},"name","Thumbnail","value","3273",{"_419":424,"_421":425},"Number of Pages","341",{"_419":427,"_421":296},"PDF Version",{"_419":429,"_421":393},"Range",{"_419":431,"_421":325},"Content Language",{"_419":433,"_421":302},"Document number",{"_419":435,"_421":403},"Canonical Asset",{"_419":437,"_421":306},"File Name Extension",{"_419":439,"_421":338},"Media Type",{"_419":441,"_421":280},"File Name",{"_419":443,"_421":311},"MD5 Hash",{"_419":445,"_421":349},"Document type",{"_419":447,"_421":448},"Material","Timber, Timber-aluminium, Aluminium, PVC","actionData","errors"]

Property name	Property value
Thumbnail	3273
Number of Pages	341
PDF Version	1.7
Range	Equipment
Content Language	German (Germany)
Document number	CTL_128_DE_v2
Canonical Asset	CTL_128
File Name Extension	.pdf
Media Type	PDF Document
File Name	Deventer Seals \| Katalog für Dichtungen und Dichtprofile.pdf
MD5 Hash	1120d567-5f98-93d4-5c48-411abfd7c975
Document type	CTL - Catalogue
Material	Timber, Timber-aluminium, Aluminium, PVC