{"product_id":"lotus-tangra-1-2-rough-in-plates","title":"Lotus Mini Tangra 26\" Galvanized-Steel Rough-In Plates | PR \u0026 PS","description":"\u003cdiv class=\"lotus-mini-tangra-rough-in-guide\"\u003e\n\u003cp\u003e\u003cstrong\u003eChoose the exact plate for your Lotus Mini Tangra fixture.\u003c\/strong\u003e These genuine \u003cstrong\u003eLotus PR (round) and PS (square) 26-inch galvanized-steel rough-in plates\u003c\/strong\u003e are used to pre-mount the opening for a compatible \u003cstrong\u003e1-inch or 2-inch Tangra recessed downlight\u003c\/strong\u003e during new construction. They are \u003cstrong\u003eeight different manufacturer part numbers\u003c\/strong\u003e, not interchangeable universal plates.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey specifications:\u003c\/strong\u003e 26-inch overall length • fits joists \u003cstrong\u003eup to 24 inches apart\u003c\/strong\u003e • galvanized-steel construction • alignment notches • elongated mounting slots • \u003cstrong\u003escrews NOT supplied\u003c\/strong\u003e • model-specific round or square cutout. \u003cstrong\u003eFixture, LED driver and other lighting hardware are sold separately.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eWhich Mini Tangra rough-in plate do I need?\u003c\/h2\u003e\n\u003cp\u003eSelect the \u003cstrong\u003eCompatible Model\u003c\/strong\u003e option above to order the actual plate SKU. Confirm the downlight's full \u003cstrong\u003eL1F\/L2F\/L2G model code and RDT\/SDT\/RDI\/RRT\/SRT suffix\u003c\/strong\u003e before purchasing. A fixture sold as a nominal 1-inch or 2-inch light does not necessarily require a 1-inch or 2-inch ceiling opening.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePlate SKU\u003c\/th\u003e\n\u003cth\u003eMatching Lotus fixture\u003c\/th\u003e\n\u003cth\u003ePlate opening\u003c\/th\u003e\n\u003cth\u003eManufacturer PDF\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePR-138\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"\/products\/lotus-tangra-l1f-rdt\"\u003eL1F-RDT\u003c\/a\u003e\u003cbr\u003e1-inch fixed round thin trim\u003c\/td\u003e\n\u003ctd\u003e1⅜\" round\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.lotusledlights.com\/resources\/Spec-Sheet-PR-138.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSpec sheet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePS-138\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"\/products\/lotus-tangra-l1f-sdt\"\u003eL1F-SDT\u003c\/a\u003e\u003cbr\u003e1-inch fixed square thin trim\u003c\/td\u003e\n\u003ctd\u003e1⅜\" square\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.lotusledlights.com\/resources\/Spec-Sheet-PS-138.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSpec sheet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePR-112\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"\/products\/lotus-tangra-l1f-rdi\"\u003eL1F-RDI\u003c\/a\u003e\u003cbr\u003e1-inch fixed round invisible trim\u003c\/td\u003e\n\u003ctd\u003e1½\" round\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.lotusledlights.com\/resources\/Spec-Sheet-PR-112.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSpec sheet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePR-200\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"\/products\/lotus-tangra-l2f-rdt\"\u003eL2F-RDT\u003c\/a\u003e\u003cbr\u003e2-inch fixed round thin trim\u003c\/td\u003e\n\u003ctd\u003e2\" round\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.lotusledlights.com\/resources\/Spec-Sheet-PR-200.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSpec sheet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePS-156\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"\/products\/lotus-tangra-l2f-sdt\"\u003eL2F-SDT\u003c\/a\u003e\u003cbr\u003e2-inch fixed square thin trim\u003c\/td\u003e\n\u003ctd\u003e1¹⁵⁄₁₆\" square\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.lotusledlights.com\/resources\/Spec-Sheet-PS-156.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSpec sheet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePR-236\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"\/products\/lotus-tangra-l2f-rdi\"\u003eL2F-RDI\u003c\/a\u003e\u003cbr\u003e2-inch fixed round invisible trim\u003c\/td\u003e\n\u003ctd\u003e2³⁄₁₆\" round\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.lotusledlights.com\/resources\/Spec-Sheet-PR-236.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSpec sheet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePR-212\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"\/products\/lotus-tangra-l2g-rrt\"\u003eL2G-RRT\u003c\/a\u003e\u003cbr\u003e2-inch adjustable round gimbal\u003c\/td\u003e\n\u003ctd\u003e2½\" round\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.lotusledlights.com\/resources\/Spec-Sheet-PR-212.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSpec sheet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePS-276\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003ca href=\"\/products\/lotus-tangra-l2g-srt\"\u003eL2G-SRT\u003c\/a\u003e\u003cbr\u003e2-inch adjustable square gimbal\u003c\/td\u003e\n\u003ctd\u003e2⁷⁄₁₆\" square\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.lotusledlights.com\/resources\/Spec-Sheet-PS-276.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSpec sheet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHow to choose PR versus PS and the correct opening\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePR = round opening; PS = square opening.\u003c\/strong\u003e Do not substitute a round plate just because a square fixture has the same nominal size.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisible thin trim versus invisible trim matters.\u003c\/strong\u003e For example, PR-138 fits L1F-RDT (1⅜-inch round), whereas the L1F-RDI trimless fixture needs \u003cstrong\u003ePR-112 (1½-inch round)\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFixed versus gimbal matters.\u003c\/strong\u003e For the 2-inch round families, L2F-RDT uses PR-200 (2-inch round), L2F-RDI uses PR-236 (2³⁄₁₆-inch round), and adjustable L2G-RRT uses PR-212 (2½-inch round).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSquare fixed versus square gimbal matters.\u003c\/strong\u003e PS-156 has a 1¹⁵⁄₁₆-inch square opening for L2F-SDT; PS-276 has a 2⁷⁄₁₆-inch square opening for adjustable L2G-SRT.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstallation and material details\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eIdentify the exact Mini Tangra fixture manufacturer code on the lighting schedule or selected Shopify product.\u003c\/li\u003e\n\u003cli\u003eSelect its \u003cstrong\u003eone-to-one matching plate SKU\u003c\/strong\u003e in the compatibility table above; verify the \u003cstrong\u003eround diameter or square side dimension\u003c\/strong\u003e against the fixture's own cutout instructions.\u003c\/li\u003e\n\u003cli\u003eDuring \u003cstrong\u003enew-construction pre-mounting\u003c\/strong\u003e, position the galvanized-steel 26-inch plate across suitable joists, which the manufacturer specifies may be \u003cstrong\u003eup to 24 inches apart\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eUse the plate's \u003cstrong\u003ealignment notches\u003c\/strong\u003e to position the fixture opening. Secure the plate with \u003cstrong\u003eseparately supplied screws\u003c\/strong\u003e through the elongated mounting slots.\u003c\/li\u003e\n\u003cli\u003eComplete ceiling, fixture, driver and electrical installation under the model-specific Lotus instructions and local code. A rough-in plate by itself is \u003cstrong\u003enot\u003c\/strong\u003e the recessed LED fixture, electrical enclosure or LED driver.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003ePlate width:\u003c\/strong\u003e The manufacturer drawings show an approximately \u003cstrong\u003e2¼-inch-wide plate\u003c\/strong\u003e for the 1-inch fixture group (PR-112, PR-138, PS-138), and a \u003cstrong\u003e3⅛-inch-wide plate\u003c\/strong\u003e for the 2-inch fixture group (PR-200, PR-236, PR-212, PS-156, PS-276). Check the current drawing for clearance.\u003c\/p\u003e\n\u003ch2\u003ePrice, pack quantity and availability\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eShopify price is for one plate, not a kit of five.\u003c\/strong\u003e The supplier price-list information supplied for this product indicates a \u003cstrong\u003eminimum order quantity of five pieces per SKU\u003c\/strong\u003e. This product description does \u003cstrong\u003enot enforce a cart quantity minimum\u003c\/strong\u003e; confirm the actual ordering rule before purchase. Do not assume screws, fixtures, drivers, or plates for other model sizes are included.\u003c\/p\u003e\n\u003cp\u003eThe Lotus October 2026 product announcement projected \u003cstrong\u003eNovember 2026\u003c\/strong\u003e availability. This is a supplier-announced period and \u003cstrong\u003edoes not prove current Simply Controlled inventory or a guaranteed shipment date\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eFrequently asked purchasing questions\u003c\/h2\u003e\n\u003ch3\u003eDoes a PR-138 plate fit the L1F-RDI invisible-trim fixture?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eNo.\u003c\/strong\u003e PR-138 is for \u003cstrong\u003eL1F-RDT\u003c\/strong\u003e with a 1⅜-inch round opening. The trimless \u003cstrong\u003eL1F-RDI\u003c\/strong\u003e requires \u003cstrong\u003ePR-112\u003c\/strong\u003e with a 1½-inch round opening.\u003c\/p\u003e\n\u003ch3\u003eCan I use one plate for every 2-inch Tangra?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eNo.\u003c\/strong\u003e The 2-inch fixed round thin-trim, fixed round invisible-trim, fixed square thin-trim, round gimbal and square gimbal fixtures use \u003cstrong\u003edifferent opening sizes and plate SKUs\u003c\/strong\u003e. Select by complete manufacturer model.\u003c\/p\u003e\n\u003ch3\u003eAre mounting screws included?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eNo.\u003c\/strong\u003e Every uploaded Lotus PR\/PS plate specification states that the plate is fastened through its mounting slots with \u003cstrong\u003escrews not supplied\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eAre these downlights, drivers, or electrical junction boxes?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eNo.\u003c\/strong\u003e They are \u003cstrong\u003egalvanized-steel rough-in plates for pre-mounting\u003c\/strong\u003e compatible Mini Tangra recessed fixtures. Select the appropriate fixture and electrical driver separately.\u003c\/p\u003e\n\u003ch3\u003eCan I order one plate, and what is the package quantity?\u003c\/h3\u003e\n\u003cp\u003eThe displayed price is a \u003cstrong\u003eper-piece price\u003c\/strong\u003e. The supplied supplier pricing indicates a \u003cstrong\u003efive-piece per-SKU minimum\u003c\/strong\u003e. This listing does not verify enforcement of that minimum at checkout. Confirm ordering quantities before project purchasing.\u003c\/p\u003e\n\u003ch3\u003eWill these fit joists 24 inches apart?\u003c\/h3\u003e\n\u003cp\u003eLotus specifies that the \u003cstrong\u003e26-inch long\u003c\/strong\u003e galvanized-steel plates are designed to fit \u003cstrong\u003ejoists up to 24 inches apart\u003c\/strong\u003e, and include alignment notches and mounting slots. Actual installation must follow the current project and manufacturer requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSources:\u003c\/strong\u003e The eight linked manufacturer specification sheets in the compatibility table above are specific to each plate model. Refer to the matching fixture's installation sheet for the finished ceiling and electrical installation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Lotus LED Lights","offers":[{"title":"L1F-RDT - Round Thin","offer_id":67750462226623,"sku":"PR-138","price":7.99,"currency_code":"CAD","in_stock":false},{"title":"L1F-SDT - Square Thin","offer_id":67750462259391,"sku":"PS-138","price":7.99,"currency_code":"CAD","in_stock":false},{"title":"L1F-RDI - Round Invisible","offer_id":67750462292159,"sku":"PR-112","price":7.99,"currency_code":"CAD","in_stock":false},{"title":"L2F-SDT - Square Thin","offer_id":67750462324927,"sku":"PS-156","price":7.99,"currency_code":"CAD","in_stock":false},{"title":"L2F-RDT - Round Thin","offer_id":67750462357695,"sku":"PR-200","price":7.99,"currency_code":"CAD","in_stock":false},{"title":"L2F-RDI - Round Invisible","offer_id":67750462390463,"sku":"PR-236","price":7.99,"currency_code":"CAD","in_stock":false},{"title":"L2G-SRT - Square Gimbal","offer_id":67750462423231,"sku":"PS-276","price":7.99,"currency_code":"CAD","in_stock":false},{"title":"L2G-RRT - Round Gimbal","offer_id":67750462455999,"sku":"PR-212","price":7.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0410\/6262\/9541\/files\/PR-138-1000p.png?v=1792803964","url":"https:\/\/www.simplycontrolled.ca\/products\/lotus-tangra-1-2-rough-in-plates","provider":"Simply Controlled","version":"1.0","type":"link"}