{"product_id":"swirl-diffuser-plenum-box-500","title":"Swirl Diffuser Plenum Box 500","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69ac6a26-e660-8323-97fb-c5f4d9d2509d-68\" data-testid=\"conversation-turn-452\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"fc632e82-8f91-40f8-a636-8e5b73c7f716\" dir=\"auto\" data-message-model-slug=\"gpt-5-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003cp data-start=\"189\" data-end=\"636\"\u003eThe \u003cstrong data-start=\"212\" data-end=\"245\"\u003eSwirl Diffuser Plenum Box 500\u003c\/strong\u003e is a high-efficiency air distribution unit designed for HVAC systems, providing uniform 360° airflow for optimal comfort. It integrates a plenum box with a swirl diffuser to ensure smooth, draft-free air delivery in commercial, industrial, and residential spaces. The 500 mm size makes it suitable for larger ductwork applications, offering precise, quiet, and efficient air distribution.\u003c\/p\u003e\n\u003cp data-start=\"638\" data-end=\"653\"\u003e\u003cstrong data-start=\"638\" data-end=\"651\"\u003eMaterial:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"654\" data-end=\"852\"\u003e\n\u003cli data-section-id=\"1ord598\" data-start=\"654\" data-end=\"730\"\u003e\n\u003cp data-start=\"656\" data-end=\"730\"\u003ePlenum box: Galvanised steel or powder-coated sheet metal for durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"mdltb\" data-start=\"731\" data-end=\"792\"\u003e\n\u003cp data-start=\"733\" data-end=\"792\"\u003eDiffuser: Aluminium or steel with engineered swirl blades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"luydn5\" data-start=\"793\" data-end=\"852\"\u003e\n\u003cp data-start=\"795\" data-end=\"852\"\u003eCorrosion-resistant finish for long-lasting performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"854\" data-end=\"875\"\u003e\u003cstrong data-start=\"854\" data-end=\"873\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"876\" data-end=\"1265\"\u003e\n\u003cli data-section-id=\"174yml9\" data-start=\"876\" data-end=\"933\"\u003e\n\u003cp data-start=\"878\" data-end=\"933\"\u003eSize: 500 mm (square or circular, depending on model)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ch186\" data-start=\"934\" data-end=\"997\"\u003e\n\u003cp data-start=\"936\" data-end=\"997\"\u003e360° swirl airflow distribution for uniform air circulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1osc390\" data-start=\"998\" data-end=\"1043\"\u003e\n\u003cp data-start=\"1000\" data-end=\"1043\"\u003eCompatible with standard duct connections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1lskfkq\" data-start=\"1044\" data-end=\"1094\"\u003e\n\u003cp data-start=\"1046\" data-end=\"1094\"\u003eReduces noise and drafts in conditioned spaces\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"eiykhs\" data-start=\"1095\" data-end=\"1162\"\u003e\n\u003cp data-start=\"1097\" data-end=\"1162\"\u003eSuitable for ceiling, wall, or floor-mounted HVAC installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"v0y4fn\" data-start=\"1163\" data-end=\"1211\"\u003e\n\u003cp data-start=\"1165\" data-end=\"1211\"\u003eDurable and corrosion-resistant construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"s0pc\" data-start=\"1212\" data-end=\"1265\"\u003e\n\u003cp data-start=\"1214\" data-end=\"1265\"\u003eEasy installation with standard mounting hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1267\" data-end=\"1286\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1284\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1287\" data-end=\"1564\"\u003e\n\u003cli data-section-id=\"1rod2ls\" data-start=\"1287\" data-end=\"1348\"\u003e\n\u003cp data-start=\"1289\" data-end=\"1348\"\u003eProvides uniform air distribution with 360° swirl pattern\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"151fftq\" data-start=\"1349\" data-end=\"1416\"\u003e\n\u003cp data-start=\"1351\" data-end=\"1416\"\u003eDurable, corrosion-resistant construction for long service life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ivusjb\" data-start=\"1417\" data-end=\"1462\"\u003e\n\u003cp data-start=\"1419\" data-end=\"1462\"\u003eQuiet operation improves occupant comfort\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1okift3\" data-start=\"1463\" data-end=\"1508\"\u003e\n\u003cp data-start=\"1465\" data-end=\"1508\"\u003eMinimizes drafts and ensures even airflow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13pdero\" data-start=\"1509\" data-end=\"1564\"\u003e\n\u003cp data-start=\"1511\" data-end=\"1564\"\u003eEasy to install and maintain in ducted HVAC systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1765\" data-end=\"1791\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e","brand":"Direct Duct Supplies","offers":[{"title":"80mm \/ Yes","offer_id":57219734110533,"sku":null,"price":65.0,"currency_code":"GBP","in_stock":true},{"title":"80mm \/ No","offer_id":57219734143301,"sku":null,"price":45.0,"currency_code":"GBP","in_stock":true},{"title":"100mm \/ Yes","offer_id":57219734176069,"sku":null,"price":70.0,"currency_code":"GBP","in_stock":true},{"title":"100mm \/ No","offer_id":57219734208837,"sku":null,"price":50.0,"currency_code":"GBP","in_stock":true},{"title":"125mm \/ Yes","offer_id":57219734241605,"sku":null,"price":70.0,"currency_code":"GBP","in_stock":true},{"title":"125mm \/ No","offer_id":57219734274373,"sku":null,"price":50.0,"currency_code":"GBP","in_stock":true},{"title":"150mm \/ Yes","offer_id":57219734307141,"sku":null,"price":75.0,"currency_code":"GBP","in_stock":true},{"title":"150mm \/ No","offer_id":57219734339909,"sku":null,"price":55.0,"currency_code":"GBP","in_stock":true},{"title":"160mm \/ Yes","offer_id":57219734372677,"sku":null,"price":75.0,"currency_code":"GBP","in_stock":true},{"title":"160mm \/ No","offer_id":57219734405445,"sku":null,"price":55.0,"currency_code":"GBP","in_stock":true},{"title":"200mm \/ Yes","offer_id":57219734438213,"sku":null,"price":75.0,"currency_code":"GBP","in_stock":true},{"title":"200mm \/ No","offer_id":57219734470981,"sku":null,"price":60.0,"currency_code":"GBP","in_stock":true},{"title":"250mm \/ Yes","offer_id":57219734503749,"sku":null,"price":80.0,"currency_code":"GBP","in_stock":true},{"title":"250mm \/ No","offer_id":57219734536517,"sku":null,"price":60.0,"currency_code":"GBP","in_stock":true},{"title":"300mm \/ Yes","offer_id":57219734569285,"sku":null,"price":85.0,"currency_code":"GBP","in_stock":true},{"title":"300mm \/ No","offer_id":57219734602053,"sku":null,"price":65.0,"currency_code":"GBP","in_stock":true},{"title":"315mm \/ Yes","offer_id":57219734634821,"sku":null,"price":89.0,"currency_code":"GBP","in_stock":true},{"title":"315mm \/ No","offer_id":57219734667589,"sku":null,"price":69.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1037\/5168\/0325\/files\/2.jpg?v=1771760276","url":"https:\/\/directductsupplies.com\/products\/swirl-diffuser-plenum-box-500","provider":"Direct Duct Supplies","version":"1.0","type":"link"}