{"product_id":"t450n-lift-and-slide-window-unit","title":"T450N Lift-and-Slide Window Unit","description":"\u003ch2\u003eT450N Lift-and-Slide Window Unit\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eT450N Lift-and-Slide\u003c\/strong\u003e brings the precision engineering of the thermally-broken T450N system to large-format horizontal sliding applications. A \u003cstrong\u003eprecision multi-point lifting mechanism\u003c\/strong\u003e raises the sash off its compression seals for effortless, near-weightless operation — then drops it back down onto the seals for an airtight, weather-tight closure that performs like a fixed unit. Panels up to \u003cstrong\u003e400 lbs\u003c\/strong\u003e glide with a single turn of the handle.\u003c\/p\u003e\u003cp\u003eThe system features the T450N's signature \u003cstrong\u003e5\/8\" sightline\u003c\/strong\u003e, a dual-glazed Low-E IGU with argon fill delivering a \u003cstrong\u003eNFRC U-factor of 0.24\u003c\/strong\u003e and SHGC options down to 0.20, and a \u003cstrong\u003epolyamide thermal break strut\u003c\/strong\u003e in both sash and frame. Stainless steel lift-and-slide hardware is fully concealed within the aluminum extrusion cavity — no exposed track, no visible mechanism, just a clean profile and a sash that moves like it weighs nothing.\u003c\/p\u003e\u003cp\u003eIn a Portland hillside residence or a Marin County modern farmhouse, the T450N Lift-and-Slide transforms a wall into a threshold — and a threshold into a view.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eStudio View — Sash Partially Open, Lift Rail and Compression Seal Revealed\u003c\/h3\u003e\u003cimg src=\"generation:\/\/3d8d33f9-62da-4caa-b9c3-f625ccd44c19\" alt=\"T450N lift-and-slide window unit on white background with sash in partially open position revealing concealed stainless lift rail and compression weather seal gasket in cross-section\" style=\"width:100%;max-width:900px;\"\u003e\u003cp\u003e\u003cem\u003eThe T450N Lift-and-Slide with the sash in the partially open position. The concealed stainless lift rail is visible in the lower track, and the cross-section callout at the sill reveals the compression weather seal gasket in the lifted position — the engineering that makes 400-lb panels feel effortless.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eInstalled Performance — Portland Modernist Hillside Residence, Autumn\u003c\/h3\u003e\u003cimg src=\"generation:\/\/2174a6d0-efbf-4e7f-8167-5c84e178fff7\" alt=\"T450N lift-and-slide window gliding open to cantilevered deck overlooking Douglas fir forest in autumn foliage at Portland Oregon modernist hillside residence with couple in Eames chairs\" style=\"width:100%;max-width:900px;\"\u003e\u003cp\u003e\u003cem\u003eThe T450N Lift-and-Slide gliding open to a cantilevered deck overlooking a Douglas fir forest in peak autumn foliage. A couple reads in Eames chairs as amber and gold light filters through the trees — the sash disappears into the wall pocket, and the forest becomes the room.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eMulti-Point Lifting Cam Detail — 3mm Lift Position Before Lateral Travel\u003c\/h3\u003e\u003cimg src=\"generation:\/\/e29e0177-7169-4c29-9c86-0e78e5bc22e6\" alt=\"Close-up of multi-point lifting cam mechanism at handle junction showing sash elevated 3mm off compression weather seal in lift position before lateral travel\" style=\"width:100%;max-width:900px;\"\u003e\u003cp\u003e\u003cem\u003eThe multi-point lifting cam mechanism at the handle junction, showing the sash elevated precisely 3mm off the compression weather seal in the lift position — the moment before lateral travel begins. The stainless steel cam is concealed within the aluminum extrusion cavity, maintaining the clean 5\/8\" sightline profile.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background-color:#1a1a1a;color:#ffffff;\"\u003e\n\u003cth style=\"padding:10px 14px;text-align:left;border:1px solid #333;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding:10px 14px;text-align:left;border:1px solid #333;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eSystem\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003eT450N Thermally-Broken Aluminum Lift-and-Slide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eOperation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003eMulti-point lift-and-slide; sash lifts 3mm off compression seals before lateral travel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eSightline\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003e5\/8\" (15.9 mm) — matches T450N window-wall grid profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eMax Sash Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003e400 lbs (181 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eGlazing Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003eDual-glazed Low-E IGU with argon fill\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eU-Factor (NFRC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003e0.24 BTU\/hr·ft²·°F (NFRC 100 certified)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eSHGC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003eOptions from 0.20 to 0.55 (project-specified)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eHardware Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border:1px solid #ddd;\"\u003eStainless steel lift-and-slide hardware, concealed within extrusion cavity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eExtrusion Alloy:\u003c\/strong\u003e 6063-T5 aluminum  |  \u003cstrong\u003eThermal Break:\u003c\/strong\u003e Polyamide struts in sash and frame  |  \u003cstrong\u003eFrame Finish:\u003c\/strong\u003e Class 1 anodize or AAMA 2605 PVDF powder coat — custom RAL available\u003c\/p\u003e","brand":"Blomberg Windows","offers":[{"title":"Default Title","offer_id":49586964529391,"sku":"T450N-LS-SLIDE-UNIT","price":899.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/1377\/4319\/files\/image_68768fa2-4365-4cb2-9978-0e94a3fb3aa5.png?v=1779821949","url":"https:\/\/architecturalblombergllc.com\/products\/t450n-lift-and-slide-window-unit","provider":"Architectural Blomberg LLC","version":"1.0","type":"link"}