{"id":44546,"date":"2018-07-17T08:45:14","date_gmt":"2018-07-17T12:45:14","guid":{"rendered":"https:\/\/architizer.com\/blog\/?p=44546"},"modified":"2022-05-16T09:12:30","modified_gmt":"2022-05-16T13:12:30","slug":"sanaa-curved-glass-facades","status":"publish","type":"post","link":"https:\/\/architizer.com\/blog\/practice\/materials\/sanaa-curved-glass-facades\/","title":{"rendered":"Almost Invisible: SANAA&#8217;s Minimalistic, Curved Glass Fa\u00e7ades"},"content":{"rendered":"<p><i>Architects: Showcase your next project through\u00a0<\/i><a href=\"http:\/\/architizer.com\/register\/\" target=\"_blank\" rel=\"noopener\"><span class=\"s1\"><i>Architizer<\/i><\/span><\/a><i>\u00a0and sign up for our\u00a0<\/i><a href=\"https:\/\/mailchi.mp\/architizer\/newslettersubscribe\" target=\"_blank\" rel=\"noopener\"><span class=\"s1\"><i>inspirational newsletter<\/i><\/span><\/a><i>.<\/i><\/p>\n<p>When architects Kazuyo Sejima and Ryue Nishizawa, the founders of Tokyo-based Sejima and Nishizawa and Associates (<a href=\"https:\/\/architizer.com\/firms\/sanaa\/\" target=\"_blank\" rel=\"noopener\">SANAA<\/a>), were awarded the Pritzker Prize in 2010, the jury lauded their ability to create \u201carchitecture that is simultaneously delicate and powerful, precise and fluid, ingenious but not overly or overtly clever.\u201d The pair, trained in the Japanese art of minimalism but eschewing its obsession with crisp angles, have become masters at crafting curvaceous glass buildings whose walls are nearly invisible but whose presence is undeniably felt.<\/p>\n<p>It is a skill they have been developing for decades, working alongside\u00a0leaders in the glass fabrication industry to design art museums and cultural institutions around the globe. Beginning with their formative works and concluding with their most critically acclaimed project to date, we trace the lineage of SANAA&#8217;s adeptly detailed, curved glass fa\u00e7ades.<\/p>\n<div id=\"attachment_44565\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-44565\" class=\"size-large wp-image-44565 lazy lazy_media_item\" src=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/1Kanazawa-SANAA-21C-7551-1024x673.jpg\" alt=\"SANAA, curved glass fa\u00e7ades\" width=\"1024\" height=\"673\" srcset=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/1Kanazawa-SANAA-21C-7551-1024x673.jpg 1024w, https:\/\/blog.architizer.com\/wp-content\/uploads\/1Kanazawa-SANAA-21C-7551-300x197.jpg 300w, https:\/\/blog.architizer.com\/wp-content\/uploads\/1Kanazawa-SANAA-21C-7551-768x505.jpg 768w, https:\/\/blog.architizer.com\/wp-content\/uploads\/1Kanazawa-SANAA-21C-7551.jpg 1599w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-44565\" class=\"wp-caption-text\"><i>Photo by Iwan Baan; via Archdaily.\u00a0<\/i><\/p><\/div>\n<div id=\"attachment_44566\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-44566\" class=\"size-large wp-image-44566 lazy lazy_media_item\" src=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/Kanazawa-SANAA-21C-7636-1024x650.jpg\" alt=\"SANAA, curved glass fa\u00e7ades\" width=\"1024\" height=\"650\" srcset=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/Kanazawa-SANAA-21C-7636-1024x650.jpg 1024w, https:\/\/blog.architizer.com\/wp-content\/uploads\/Kanazawa-SANAA-21C-7636-300x191.jpg 300w, https:\/\/blog.architizer.com\/wp-content\/uploads\/Kanazawa-SANAA-21C-7636-768x488.jpg 768w, https:\/\/blog.architizer.com\/wp-content\/uploads\/Kanazawa-SANAA-21C-7636.jpg 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-44566\" class=\"wp-caption-text\"><i>Photo by Iwan Baan; via Archdaily.\u00a0<\/i><\/p><\/div>\n<p><strong>21st Century Museum of Contemporary Art\u00a0<\/strong>by <a href=\"https:\/\/architizer.com\/firms\/sanaa\/\" target=\"_blank\" rel=\"noopener\">SANAA<\/a>, Kanazawa, Japan<\/p>\n<p>Curved glass manufactured by\u00a0<a href=\"http:\/\/www.shinkoglass.co.jp\/en\/\" target=\"_blank\" rel=\"noopener\"><strong>Shinko Glass<\/strong><\/a><\/p>\n<p>The 21st\u00a0Century Museum is a circular building, inscribed in glass and publically accessible from all sides. The interior is organized by white volumes, containing the galleries and ancillary functions, which breach through the main roof like icebergs emerging from a glass sea.<\/p>\n<p>The <a href=\"https:\/\/architizer.com\/brands?q=curved%20glass\" target=\"_blank\" rel=\"noopener\">curved glazing<\/a> for the exterior was manufactured through slumping which involves superheating glass to extreme temperatures and letting it fall under its own weight into molds of the desired shape. The curved panels were then cooled very slowly to prevent stress fractures and distortion. Finally, a clear, <a href=\"https:\/\/architizer.com\/brands?q=glass%20film\" target=\"_blank\" rel=\"noopener\">glass-strengthening film<\/a> was laminated to the concave surface of the glass, helping the panels achieve their 16-foot heights without the need for additional bracing.<\/p>\n<div id=\"attachment_44568\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-44568\" class=\"size-large wp-image-44568 lazy lazy_media_item\" src=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/GlassPavilion_05_1200x800-1024x683.jpg\" alt=\"SANAA, curved glass fa\u00e7ades\" width=\"1024\" height=\"683\" srcset=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/GlassPavilion_05_1200x800-1024x683.jpg 1024w, https:\/\/blog.architizer.com\/wp-content\/uploads\/GlassPavilion_05_1200x800-300x200.jpg 300w, https:\/\/blog.architizer.com\/wp-content\/uploads\/GlassPavilion_05_1200x800-768x512.jpg 768w, https:\/\/blog.architizer.com\/wp-content\/uploads\/GlassPavilion_05_1200x800.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-44568\" class=\"wp-caption-text\"><i>Photo by Floto Warner\/OTTO; via Front Inc.<\/i><\/p><\/div>\n<div id=\"attachment_44569\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-44569\" class=\"size-large wp-image-44569 lazy lazy_media_item\" src=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/GlassPavilion_03_1200x800-1024x683.jpg\" alt=\"SANAA, curved glass fa\u00e7ades\" width=\"1024\" height=\"683\" srcset=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/GlassPavilion_03_1200x800-1024x683.jpg 1024w, https:\/\/blog.architizer.com\/wp-content\/uploads\/GlassPavilion_03_1200x800-300x200.jpg 300w, https:\/\/blog.architizer.com\/wp-content\/uploads\/GlassPavilion_03_1200x800-768x512.jpg 768w, https:\/\/blog.architizer.com\/wp-content\/uploads\/GlassPavilion_03_1200x800.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-44569\" class=\"wp-caption-text\"><i>Photo by Floto Warner\/OTTO; via Front Inc.<\/i><\/p><\/div>\n<p><strong><a href=\"https:\/\/www.archdaily.com\/54199\/glass-pavilion-at-the-toledo-museum-of-art-sanaa-pritzker-prize-2010\" target=\"_blank\" rel=\"noopener\">Glass Pavilion at the Toledo Museum of Art<\/a>\u00a0<\/strong>by <a href=\"https:\/\/architizer.com\/firms\/sanaa\/\" target=\"_blank\" rel=\"noopener\">SANAA<\/a>, Toledo, Ohio, United States<\/p>\n<p>Curved glass manufactured by\u00a0<strong><a href=\"https:\/\/architizer.com\/brands\/pilkington\/\" target=\"_blank\" rel=\"noopener\">Pilkington<\/a>\u00a0<\/strong>and <a href=\"http:\/\/avic-glass.com\" target=\"_blank\" rel=\"noopener\"><strong>AVIC\u00a0<strong>Sanxin<\/strong><\/strong><\/a><\/p>\n<p>SANAA\u2019s next project, fittingly, was a gallery for the Toledo Museum of Art\u2019s extensive glass sculpture collection. Here, the pair continued exploring the idea of galleries within galleries, this time swapping traditional white walls for an impressive, all-glass interior.<\/p>\n<p>For maximum transparency, the architects selected an extra-clear, <a href=\"https:\/\/architizer.com\/brands?q=low%20iron%20glass\" target=\"_blank\" rel=\"noopener\">low-iron glazing<\/a>. This enabled the \u00bd-inch-thick sheets to be double laminated without taking on the greenish hue associated with thick glass. There are 500 custom-molded pieces in total, each weighing approximately 1,500 pounds. These massive panels were installed into recessed channels in the floors and ceilings, creating the impression that the glass is limitless.<\/p>\n<div id=\"attachment_44570\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-44570\" class=\"size-large wp-image-44570 lazy lazy_media_item\" src=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/177__1459953015_d71dcafbef9213643c019bc83bac3819_0x1024-1024x574.jpg\" alt=\"SANAA, curved glass fa\u00e7ades\" width=\"1024\" height=\"574\" srcset=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/177__1459953015_d71dcafbef9213643c019bc83bac3819_0x1024-1024x574.jpg 1024w, https:\/\/blog.architizer.com\/wp-content\/uploads\/177__1459953015_d71dcafbef9213643c019bc83bac3819_0x1024-300x168.jpg 300w, https:\/\/blog.architizer.com\/wp-content\/uploads\/177__1459953015_d71dcafbef9213643c019bc83bac3819_0x1024-768x430.jpg 768w, https:\/\/blog.architizer.com\/wp-content\/uploads\/177__1459953015_d71dcafbef9213643c019bc83bac3819_0x1024.jpg 1827w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-44570\" class=\"wp-caption-text\"><i>Photo via Cricursa.<\/i><\/p><\/div>\n<div id=\"attachment_44571\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-44571\" class=\"size-large wp-image-44571 lazy lazy_media_item\" src=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/177__1459428855_2e9b5a466c1a40bbda599ddb79d7926f_0x1024-1024x574.jpg\" alt=\"SANAA, curved glass fa\u00e7ades\" width=\"1024\" height=\"574\" srcset=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/177__1459428855_2e9b5a466c1a40bbda599ddb79d7926f_0x1024-1024x574.jpg 1024w, https:\/\/blog.architizer.com\/wp-content\/uploads\/177__1459428855_2e9b5a466c1a40bbda599ddb79d7926f_0x1024-300x168.jpg 300w, https:\/\/blog.architizer.com\/wp-content\/uploads\/177__1459428855_2e9b5a466c1a40bbda599ddb79d7926f_0x1024-768x430.jpg 768w, https:\/\/blog.architizer.com\/wp-content\/uploads\/177__1459428855_2e9b5a466c1a40bbda599ddb79d7926f_0x1024.jpg 1828w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-44571\" class=\"wp-caption-text\"><i>Photo via Cricursa.<\/i><\/p><\/div>\n<p><strong><a href=\"https:\/\/architizer.com\/blog\/inspiration\/stories\/video-rolex-learning-center-by-sanaa\/\" target=\"_blank\" rel=\"noopener\">Rolex Learning Center<\/a>\u00a0<\/strong>by <a href=\"https:\/\/architizer.com\/firms\/sanaa\/\" target=\"_blank\" rel=\"noopener\">SANAA<\/a>, Lausanne, Switzerland<\/p>\n<p>Curved glass manufactured by\u00a0<a href=\"https:\/\/architizer.com\/brands\/cricursa\/\" target=\"_blank\" rel=\"noopener\"><strong>Cricursa<\/strong><\/a><\/p>\n<p>Inspired by the nearby Swiss Alps, the Rolex Learning Center occupies a rolling floor plate that lifts and dives to create a variety of flexible spaces. The interior is perforated by over a dozen rounded courtyards which bring daylight deep into the building without disrupting the flow of space.<\/p>\n<p>There is over 51,000 square feet of glazing cladding the exterior. The complication here was not fabricating the curved glass \u2014 since SANAA was working with glass bending specialist Cricursa \u2014 but installing the glass against the undulant <a href=\"https:\/\/architizer.com\/brands?q=concrete\" target=\"_blank\" rel=\"noopener\">concrete<\/a> structure. Every unit had to be individually cut to fit precisely between the roof and floor slabs. Additionally, to accommodate the movement of the concrete, the glazing had to be installed in flexible, jointed frames which enable each unit to move independently.<\/p>\n<div id=\"attachment_44572\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-44572\" class=\"size-large wp-image-44572 lazy lazy_media_item\" src=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/134__1458054188_9a81132150a16e57f7887d5c74092b37_0x1024-1024x574.jpg\" alt=\"SANAA, curved glass fa\u00e7ades\" width=\"1024\" height=\"574\" srcset=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/134__1458054188_9a81132150a16e57f7887d5c74092b37_0x1024-1024x574.jpg 1024w, https:\/\/blog.architizer.com\/wp-content\/uploads\/134__1458054188_9a81132150a16e57f7887d5c74092b37_0x1024-300x168.jpg 300w, https:\/\/blog.architizer.com\/wp-content\/uploads\/134__1458054188_9a81132150a16e57f7887d5c74092b37_0x1024-768x430.jpg 768w, https:\/\/blog.architizer.com\/wp-content\/uploads\/134__1458054188_9a81132150a16e57f7887d5c74092b37_0x1024.jpg 1827w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-44572\" class=\"wp-caption-text\"><i>Photo via Cricursa.<\/i><\/p><\/div>\n<div id=\"attachment_44573\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-44573\" class=\"size-large wp-image-44573 lazy lazy_media_item\" src=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/134__1458054298_7379e4b34e978be8e6b0260bb4a9ff7e_0x1024-1024x574.jpg\" alt=\"SANAA, curved glass fa\u00e7ades\" width=\"1024\" height=\"574\" srcset=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/134__1458054298_7379e4b34e978be8e6b0260bb4a9ff7e_0x1024-1024x574.jpg 1024w, https:\/\/blog.architizer.com\/wp-content\/uploads\/134__1458054298_7379e4b34e978be8e6b0260bb4a9ff7e_0x1024-300x168.jpg 300w, https:\/\/blog.architizer.com\/wp-content\/uploads\/134__1458054298_7379e4b34e978be8e6b0260bb4a9ff7e_0x1024-768x430.jpg 768w, https:\/\/blog.architizer.com\/wp-content\/uploads\/134__1458054298_7379e4b34e978be8e6b0260bb4a9ff7e_0x1024.jpg 1827w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-44573\" class=\"wp-caption-text\"><i>Photo via Cricursa.<\/i><\/p><\/div>\n<p><strong>Louvre Lens\u00a0<\/strong>by <a href=\"https:\/\/architizer.com\/firms\/sanaa\/\" target=\"_blank\" rel=\"noopener\">SANAA<\/a>, Lens, France<\/p>\n<p>Curved glass manufactured by <a href=\"https:\/\/architizer.com\/brands\/cricursa\/\" target=\"_blank\" rel=\"noopener\"><strong>Cricursa<\/strong><\/a><\/p>\n<p>The Louvre Lens, an annex to the Louvre museum in Paris, comprises five rectilinear galleries, clad in flat glazing and <a href=\"https:\/\/architizer.com\/brands?q=polished%20aluminum\" target=\"_blank\" rel=\"noopener\">polished aluminum<\/a>, with curvilinear glass interiors. The juxtaposition of planar, curved, transparent and mirrored surfaces creates a kaleidoscopic experience, simultaneously framing and reflecting views of the surrounding parkland.<\/p>\n<p>The exterior glazing is set in front of the roof soffit, allowing it to extend the full height of the building, and is supported by ultrathin, polished aluminum mullions. In comparison, the curved glazing is frameless, held together instead by polished aluminum clips and <a href=\"https:\/\/architizer.com\/brands?q=transparent%20silicone\" target=\"_blank\" rel=\"noopener\">transparent silicone joints<\/a>. Unlike SANAA\u2019s earlier projects, which relied on slumping, these curved elements where fabricated using a fast bending process wherein glass is bent to the required radius by computerized rollers, making costly molds unnecessary.<\/p>\n<div id=\"attachment_44576\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-44576\" class=\"size-large wp-image-44576 lazy lazy_media_item\" src=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/23__1455029939_3a01c49ba63144e055b3463528a09758_0x1024-1024x574.jpg\" alt=\"SANAA, curved glass fa\u00e7ades\" width=\"1024\" height=\"574\" srcset=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/23__1455029939_3a01c49ba63144e055b3463528a09758_0x1024-1024x574.jpg 1024w, https:\/\/blog.architizer.com\/wp-content\/uploads\/23__1455029939_3a01c49ba63144e055b3463528a09758_0x1024-300x168.jpg 300w, https:\/\/blog.architizer.com\/wp-content\/uploads\/23__1455029939_3a01c49ba63144e055b3463528a09758_0x1024-768x430.jpg 768w, https:\/\/blog.architizer.com\/wp-content\/uploads\/23__1455029939_3a01c49ba63144e055b3463528a09758_0x1024.jpg 1827w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-44576\" class=\"wp-caption-text\"><i>Photo by Dean Kaufman; via Archdaily.<\/i><\/p><\/div>\n<div id=\"attachment_44575\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-44575\" class=\"size-large wp-image-44575 lazy lazy_media_item\" src=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/23__1455029922_15555b6aaecb853d87ed3484edbceca0_0x1024-1024x574.jpg\" alt=\"SANAA, curved glass fa\u00e7ades\" width=\"1024\" height=\"574\" srcset=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/23__1455029922_15555b6aaecb853d87ed3484edbceca0_0x1024-1024x574.jpg 1024w, https:\/\/blog.architizer.com\/wp-content\/uploads\/23__1455029922_15555b6aaecb853d87ed3484edbceca0_0x1024-300x168.jpg 300w, https:\/\/blog.architizer.com\/wp-content\/uploads\/23__1455029922_15555b6aaecb853d87ed3484edbceca0_0x1024-768x430.jpg 768w, https:\/\/blog.architizer.com\/wp-content\/uploads\/23__1455029922_15555b6aaecb853d87ed3484edbceca0_0x1024.jpg 1827w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-44575\" class=\"wp-caption-text\"><i>Photo by Dean Kaufman; via Archdaily.<\/i><\/p><\/div>\n<div id=\"attachment_44574\" style=\"width: 1034px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-44574\" class=\"size-large wp-image-44574 lazy lazy_media_item\" src=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/Grace_Farms_SANAA_1432_c_Dean_Kaufman-1024x683.jpg\" alt=\"SANAA, curved glass fa\u00e7ades\" width=\"1024\" height=\"683\" srcset=\"https:\/\/blog.architizer.com\/wp-content\/uploads\/Grace_Farms_SANAA_1432_c_Dean_Kaufman-1024x683.jpg 1024w, https:\/\/blog.architizer.com\/wp-content\/uploads\/Grace_Farms_SANAA_1432_c_Dean_Kaufman-300x200.jpg 300w, https:\/\/blog.architizer.com\/wp-content\/uploads\/Grace_Farms_SANAA_1432_c_Dean_Kaufman-768x512.jpg 768w, https:\/\/blog.architizer.com\/wp-content\/uploads\/Grace_Farms_SANAA_1432_c_Dean_Kaufman.jpg 1500w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-44574\" class=\"wp-caption-text\"><i>Photo by Dean Kaufman; via Archdaily.<\/i><\/p><\/div>\n<p><strong><a href=\"https:\/\/architizer.com\/projects\/grace-farms\/\" target=\"_blank\" rel=\"noopener\">Grace Farms<\/a>\u00a0<\/strong>by <a href=\"https:\/\/architizer.com\/firms\/sanaa\/\" target=\"_blank\" rel=\"noopener\">SANAA<\/a>, New Canaan, Conn., United States<\/p>\n<p>Curved glass manufactured by\u00a0<a href=\"https:\/\/architizer.com\/brands\/cricursa\/\" target=\"_blank\" rel=\"noopener\"><strong>Cricursa<\/strong><\/a><\/p>\n<p>Situated on a gorgeous, 80-acre site in Connecticut, this arts and culture center meanders through the landscape like a river. The serpentine canopy is enclosed in some places and open in others, relying on curved glazing to blur the boundary between interior and exterior.\u00a0The fa\u00e7ades consist of 203 uniquely curved pieces of glass which are installed, without mullions, in a horizontal channel using beads of <a href=\"https:\/\/architizer.com\/brands?q=structural%20silicone\" target=\"_blank\" rel=\"noopener\">structural silicone<\/a>.\u00a0To keep the interior comfortable, the architects specified a unitized system of <a href=\"https:\/\/architizer.com\/brands?q=double-glazed%20insulating%20units\" target=\"_blank\" rel=\"noopener\">double-glazed insulating units<\/a> with low emissivity coatings. These factory sealed units ensure that the cavity between panes remains air-tight and free of unsightly contaminants.<\/p>\n<p>The resulting fa\u00e7ade is as beautiful as it is efficient which is no small feat when dealing with curved glazing. As Ferran Figuerola of Cricursa <a href=\"http:\/\/www.enisa.es\/documentos_web\/documentos\/Entrevista Cricursa.pdf\" target=\"_blank\" rel=\"noopener\">explained<\/a>: \u201cThe more features you ask for, the more difficult glass is to bend, and here it was necessary to combine low emissivity with high insulation \u2026 What we do, as the industry introduces these advancements for flat, is see what we have to do to also achieve it in curved glass. This proactive attitude leads us to advance before the project arrives so when [SANAA] asks us if we can do it, we can say yes.\u201d<\/p>\n<p><a class=\"c-button c-button--default customize-unpreviewable\" style=\"font-family: AvenirNextLTPro,sans-serif;\" href=\"https:\/\/architizer.com\/brands?q=curved%20glass\" target=\"_blank\" rel=\"noopener\">Search for Curved Glass Manufacturers<\/a><\/p>\n<p><i>Architects: Showcase your next project through\u00a0<\/i><a href=\"http:\/\/architizer.com\/register\/\" target=\"_blank\" rel=\"noopener\"><span class=\"s1\"><i>Architizer<\/i><\/span><\/a><i>\u00a0and sign up for our\u00a0<\/i><a href=\"https:\/\/mailchi.mp\/architizer\/newslettersubscribe\" target=\"_blank\" rel=\"noopener\"><span class=\"s1\"><i>inspirational newsletter<\/i><\/span><\/a><i>.<\/i><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kazuyo Sejima and Ryue Nishizawa&#8217;s buildings are nearly invisible but undeniably present. <\/p>\n","protected":false},"author":137,"featured_media":44575,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"architizer_featured_type":"insert","architizer_featured_image":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[7,2],"tags":[],"architizer_project":[9536],"architizer_brand":[9523,10308],"architizer_firm":[9538],"architizer_product":[],"class_list":["post-44546","post","type-post","status-publish","format-standard","hentry","category-materials","category-practice","architizer_project-grace-farms","architizer_brand-cricursa","architizer_brand-pilkington","architizer_firm-sanaa"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Nearly Invisible: SANAA&#039;s Minimalistic, Curved Glass Fa\u00e7ades<\/title>\n<meta name=\"description\" content=\"Kazuyo Sejima and Ryue 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