{"product_id":"opus-octave-70-ls-wood-burning-stove","title":"Opus Octave 70 LS 5kW Wood Burning Stove with Log Store","description":"\u003cp\u003eThe Opus Octave 70 LS sets Opus's wide Octave 70 box stove on a built-in log store, which lifts the fire to a comfortable viewing height. It is rated at 5kW, runs from 3.3kW up to 12kW at 80.7% efficiency, and is smoke control exempt in England when burning approved fuel.\u003c\/p\u003e\u003ch2\u003eWhy choose the Octave 70 LS\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLog store base raises the window to a good viewing height.\u003c\/li\u003e\n\u003cli\u003ePrimary, secondary and tertiary air controls.\u003c\/li\u003e\n\u003cli\u003eConvection body spreads warm air around the room.\u003c\/li\u003e\n\u003cli\u003eTakes logs up to 600mm long; 150mm top flue.\u003c\/li\u003e\n\u003cli\u003eEcodesign ready, energy class A+, smoke control exempt in England.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWill it suit your space?\u003c\/h2\u003e\u003cp\u003eAs a rough guide, an average room needs about 1kW for every 14 cubic metres, so its 5kW suits around 70 cubic metres. Older, draughty or high-ceilinged rooms need more, and a heat-loss check by your installer gives the right answer.\u003c\/p\u003e\u003cp\u003eFirepower lists the 70 LS at 943mm tall, 695mm wide and 438mm deep. Plan for 400mm to combustible materials at the sides and rear and 1500mm in front.\u003c\/p\u003e\u003cdiv class=\"gf-desc-specs\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eOpus Octave 70 LS (with log store)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeat output\u003c\/th\u003e\n\u003ctd\u003e5kW nominal; runs from 3.3kW up to 12kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEfficiency\u003c\/th\u003e\n\u003ctd\u003e80.7%, energy class A+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel\u003c\/th\u003e\n\u003ctd\u003eWood logs only, up to 600mm long\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003eH 943 x W 695 x D 438mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e110kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFlue\u003c\/th\u003e\n\u003ctd\u003e150mm, top outlet (centre 128mm from the back)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutside air\u003c\/th\u003e\n\u003ctd\u003e120mm, with the optional direct air adaptor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConstruction\u003c\/th\u003e\n\u003ctd\u003eWelded steel convection body, firebrick lining, cast iron grate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClearance to combustibles\u003c\/th\u003e\n\u003ctd\u003e400mm rear and sides, 1500mm in front\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEcodesign\u003c\/th\u003e\n\u003ctd\u003eEcodesign ready\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSmoke control\u003c\/th\u003e\n\u003ctd\u003eExempt in England on wood logs up to 20% moisture\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e3 years (glass, seals, grate and firebricks excluded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\u003cp\u003eA heat-resistant glove; the baffle plate is packed inside the firebox.\u003c\/p\u003e\u003ch2\u003eInstallation and safety\u003c\/h2\u003e\u003cp\u003eHave it fitted by a HETAS-registered installer or signed off by Building Control, with a carbon monoxide alarm in the same room. The Octave is not suitable for a shared chimney.\u003c\/p\u003e\u003cdiv class=\"gf-desc-faq\"\u003e\n\u003ch2\u003eQuestions\u003c\/h2\u003e\n\u003ch3\u003eCan I use it in a smoke control area?\u003c\/h3\u003e\n\u003cp\u003eYes. DEFRA lists the Opus Octave 70LS as exempt in England when burning wood logs with up to 20% moisture, with the permanent air stop the exemption requires.\u003c\/p\u003e\n\u003ch3\u003eHow often does it need refuelling?\u003c\/h3\u003e\n\u003cp\u003eOpus says that to burn at its nominal 5kW it needs about 2.5kg of logs every 45 to 50 minutes.\u003c\/p\u003e\n\u003ch3\u003eIs the log store part of the stove?\u003c\/h3\u003e\n\u003cp\u003eYes. On the 70 LS the stove is bolted onto its log box during installation, so the two sit as one unit.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003eSee the full \u003ca href=\"\/collections\/opus-stoves\"\u003eOpus range\u003c\/a\u003e, \u003ca href=\"\/collections\/defra-approved-stoves\"\u003eDEFRA approved stoves\u003c\/a\u003e and \u003ca href=\"\/collections\/eco-design-stove\"\u003eEcodesign stoves\u003c\/a\u003e.\u003c\/p\u003e","brand":"Opus","offers":[{"title":"Default Title","offer_id":57004997804418,"sku":"GF-OPUS-OCTAVE-70LS","price":2550.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0603\/4037\/1710\/files\/opus-octave-70-ls-page-gallery-2.jpg?v=1793251336","url":"https:\/\/www.glowingflames.co.uk\/products\/opus-octave-70-ls-wood-burning-stove","provider":"Glowing Flames","version":"1.0","type":"link"}