{"product_id":"dimplex-optimyst-rgb-cassette-20","title":"Dimplex Optimyst RGB Cassette 20\" - CDFI500-PRO-RGB","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eDimplex Optimyst RGB Cassette 20\"\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eDimplex Optimyst RGB Cassette\u003c\/strong\u003e (model \u003cstrong\u003eCDFI500-PRO-RGB\u003c\/strong\u003e, Dimplex product number \u003cstrong\u003e500004172\u003c\/strong\u003e) is the building block of the Optimyst range. It is not a finished fireplace — it is a 20-inch water-vapour flame engine that you drop into a firebox of your own design, and that is exactly why architects and custom builders use it.\u003c\/p\u003e\n\u003cp\u003eUltrasonic transducers atomise water into an ultra-fine mist and RGB LEDs light it from below, so what rises off the ember bed is real three-dimensional vapour that rolls and curls the way smoke does — because it is behaving like smoke.\u003c\/p\u003e\n\u003ch3\u003eThe Point of a Cassette: You Can Link Them\u003c\/h3\u003e\n\u003cp\u003eOne cassette gives you 20 inches of flame. \u003cstrong\u003eTwo give you forty. Three give you sixty.\u003c\/strong\u003e They are designed to be connected end to end, so the fireplace can be any length your design calls for rather than any length Dimplex happens to sell — and that is something no finished appliance in the range can do.\u003c\/p\u003e\n\u003cp\u003eIt also means the cassette suits installations a boxed fireplace cannot: see-through walls, room dividers, a fire running the length of a bar, a hearth built into joinery. You build the enclosure; the cassette makes the fire.\u003c\/p\u003e\n\u003ch3 style=\"color: #b3261e;\"\u003eIt Produces No Heat\u003c\/h3\u003e\n\u003cp\u003eThe Optimyst cassette is a \u003cstrong\u003eflame effect only\u003c\/strong\u003e. There is no heater in it at all. The vapour is cool, the glass is cool, and nothing in the room gets warmer.\u003c\/p\u003e\n\u003cp\u003eIf you want a water-vapour fire that also heats, the \u003ca href=\"\/products\/dimplex-optimyst-rgb-pro-box-40-vapor-fireplace\"\u003eOptimyst RGB Pro Box\u003c\/a\u003e carries a thermostatic heater rated to 1,000 sq ft. If you want heat above all, talk to us about the Ignite or BF lines instead — we would rather point you to the right product than sell you the wrong one.\u003c\/p\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eCassette size (W x H x D)\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u003cstrong\u003e20 1\/8\" x 9 7\/8\" x 12\" (51.1 x 25.1 x 30.5 cm)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eModular\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u003cstrong\u003eYes — link multiple cassettes for any length\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%;\"\u003eLegs\u003c\/td\u003e\n\u003ctd style=\"width: 50%;\"\u003e\u003cstrong\u003eFour, height-adjustable\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eDimplex does not publish a rough opening for the cassette\u003c\/strong\u003e, and that is deliberate rather than an omission — the enclosure is yours to design. What they give you is the cassette's own size and the requirement that it can breathe and be serviced. If you are designing an enclosure around one or more of these, call us before you build: we will go through the ventilation, the water run and the service access with you, and it is a conversation worth having at the drawing stage rather than the snagging stage.\u003c\/p\u003e\n\u003ch3\u003eWhat the RGB Generation Changed\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eCDFI500-PRO-RGB\u003c\/strong\u003e is the current generation. If you are comparing it against the older \u003cstrong\u003eCDFI500-PRO\u003c\/strong\u003e, Dimplex lists these as the differences:\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 28%;\"\u003e \u003c\/th\u003e\n\u003cth style=\"width: 36%;\"\u003eCDFI500-PRO\u003c\/th\u003e\n\u003cth style=\"width: 36%;\"\u003eCDFI500-PRO-RGB\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlame colour\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle yellow\/orange, amber LEDs\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eOrange, blue, violet, red and aquamarine\u003c\/strong\u003e, plus custom colours in the app\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard remote\u003c\/td\u003e\n\u003ctd\u003eRemote \u003cstrong\u003eand the Dimplex Flame Connect app\u003c\/strong\u003e — colour, brightness, crackle and saved presets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransducers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTwo\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eThree\u003c\/strong\u003e — more mist, denser flame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWater safety\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 solenoid valves, 1 manual\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e1 mechanical, 1 absorption, 1 solenoid, 1 manual\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWater filter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"text-align: center;\"\u003eWater-cleaning filter now standard on both\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLegs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"text-align: center;\"\u003eFour height-adjustable legs on both, up from three\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe third transducer is the upgrade people notice. More mist means a denser, taller flame, which matters most when the cassette is seen from close up or through glass on more than one side.\u003c\/p\u003e\n\u003ch3\u003eWater Supply\u003c\/h3\u003e\n\u003cp\u003eThe flame is made of water. The cassette has a \u003cstrong\u003erefillable reservoir\u003c\/strong\u003e, and Dimplex offers an \u003cstrong\u003eaccessory plumbing kit\u003c\/strong\u003e for a permanent mains connection and continuous running.\u003c\/p\u003e\n\u003cp\u003eIn a linked, multi-cassette installation, plumb it. Refilling one reservoir by hand is manageable; refilling three in a built-in wall is not.\u003c\/p\u003e\n\u003ch3\u003eFlame and Media\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFive preset flame colours\u003c\/strong\u003e — orange, blue, violet, red and aquamarine — plus custom colours through the Flame Connect app.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable flame pattern.\u003c\/strong\u003e Included spacers and slots let you shape the flame width and profile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYour choice of ember bed.\u003c\/strong\u003e The cassette takes decorative media in its ember tray, so you can finish it with \u003ca href=\"\/products\/dimplex-tumbled-glass-ember-bed-large-5kg-11lbs-tmbgl\"\u003etumbled glass\u003c\/a\u003e, river rocks or acrylic crystals. An optional inner-glow log set is also available.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrackling sound\u003c\/strong\u003e, controllable from the app.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"width: 60%;\"\u003e\u003cstrong\u003eCDFI500-PRO-RGB\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimplex product number\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e500004172\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDimplex Optimyst®\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eWater vapour fireplace cassette, for a custom enclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlame\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eOptimyst® water vapour with RGB LED, three transducers\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat output\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eNone — flame effect only\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuel\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eElectric and water — no combustion, no venting, no chimney\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControls\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eRemote and the Dimplex Flame Connect app\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater supply\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eRefillable reservoir, or the optional plumbing kit for continuous supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptions\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003ePlumbing kit; inner glow log set; your choice of ember media\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e2 years limited\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDocuments \u0026amp; Downloads\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/Optimyst-RGBCassette-sell-sheet-en.pdf?v=1789530893\" rel=\"noopener\" target=\"_blank\"\u003eSell Sheet (R01, March 2026) — Optimyst RGB Cassette 20\"\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/key-differences-CDFI500-PRO-G3-and-CDFI500-PRO-RGB-G4-en.pdf?v=1789530893\" rel=\"noopener\" target=\"_blank\"\u003eKey Differences — CDFI500-PRO (G3) and CDFI500-PRO-RGB (G4)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/Optimyst-handout-2026-en.pdf?v=1789530893\" rel=\"noopener\" target=\"_blank\"\u003eOptimyst Range Handout 2026\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/Dimplex-2026-Flame-Catalog-en.pdf?v=1784907823\" rel=\"noopener\" target=\"_blank\"\u003eDimplex 2026 Electric Fireplace Collection\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDimplex publishes no installation manual or single-page technical specification for the RGB cassette on its own — the sell sheet is the only current document, and it carries dimensions but no electrical, water or ventilation figures. \u003cstrong\u003eIf you are specifying this into a custom enclosure, call us and we will get the installation detail from Dimplex before you build.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e2 YEAR LIMITED WARRANTY\u003c\/strong\u003e from the date of first purchase. \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/Dimplex_2_year_warranty.pdf?v=1695690975\" rel=\"noopener\" target=\"_blank\"\u003eDownload the Dimplex warranty document\u003c\/a\u003e. Note that Dimplex excludes Hawaii, Alaska, Yukon, Nunavut and the Northwest Territories from warranty coverage.\u003c\/p\u003e","brand":"Dimplex","offers":[{"title":"Default Title","offer_id":55601886822691,"sku":"CDFI500-PRO-RGB","price":2299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/cdfi-rgb-f-flamenatu-qMRIvCvm.jpg?v=1789531412","url":"https:\/\/www.dreamwoodliving.com\/products\/dimplex-optimyst-rgb-cassette-20","provider":"Dreamwood Living","version":"1.0","type":"link"}