{"product_id":"ariston-3318465-coaxial-flue-extension-2000mm-60-100","title":"Ariston 3318465 Coaxial Flue Extension 2000mm (60\/100)","description":"\u003c!-- SEO Product Name: Ariston 3318465 Coaxial Flue Extension 2000mm (60\/100) --\u003e\n\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; color:#2B2B2B; line-height:1.6; font-family:Arial, Helvetica, sans-serif;\"\u003e\n\u003cp style=\"font-size:16px; line-height:1.7; color:#2B2B2B; margin:0 0 16px 0;\"\u003eReach further terminal positions on your Ariston condensing boiler with the \u003cstrong\u003egenuine Ariston Coaxial Extension\u003c\/strong\u003e (part number \u003cstrong\u003e3318465\u003c\/strong\u003e), a \u003cstrong\u003e2000mm length of 60\/100mm coaxial pipe\u003c\/strong\u003e designed to lengthen the flue run on horizontal or vertical balanced-flue installations. It shares the same \u003cstrong\u003econcentric twin-wall construction\u003c\/strong\u003e as the boiler's original flue kit, carrying combustion air in through the outer 100mm sleeve while exhaust gases vent through the inner 60mm pipe, so the whole run stays \u003cstrong\u003efully sealed and weatherproof\u003c\/strong\u003e from boiler to terminal.\u003c\/p\u003e\n\u003cp style=\"font-size:16px; line-height:1.7; color:#2B2B2B; margin:0 0 16px 0;\"\u003eThis 2000mm extension is the longest single piece in Ariston's \u003cstrong\u003e60\/100 coaxial flue accessory range\u003c\/strong\u003e, sitting alongside the \u003cstrong\u003e500mm\u003c\/strong\u003e (3318078) and \u003cstrong\u003e1000mm\u003c\/strong\u003e (3318077) extensions for installations that need to cover greater distances with fewer joints. It uses the same \u003cstrong\u003epush-fit connection\u003c\/strong\u003e as the rest of the range, so it slots straight into an existing coaxial run \u003cstrong\u003ewithout cutting, sealant or extra fixings\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; margin:20px -4px; justify-content:center;\"\u003e\n\u003cdiv style=\"flex:1 1 140px; min-width:120px; background:#008377CF; color:#FFFFFF; border-radius:8px; padding:14px 10px; text-align:center; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:18px; font-weight:bold; line-height:1.2;\"\u003e2000mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:12.5px; margin-top:4px; opacity:0.92;\"\u003eExtension Length\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; min-width:120px; background:#008377CF; color:#FFFFFF; border-radius:8px; padding:14px 10px; text-align:center; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:18px; font-weight:bold; line-height:1.2;\"\u003e60\/100mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:12.5px; margin-top:4px; opacity:0.92;\"\u003eCoaxial Diameter\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; min-width:120px; background:#008377CF; color:#FFFFFF; border-radius:8px; padding:14px 10px; text-align:center; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:18px; font-weight:bold; line-height:1.2;\"\u003ePush-Fit\u003c\/div\u003e\n\u003cdiv style=\"font-size:12.5px; margin-top:4px; opacity:0.92;\"\u003eJointing Method\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; min-width:120px; background:#008377CF; color:#FFFFFF; border-radius:8px; padding:14px 10px; text-align:center; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:18px; font-weight:bold; line-height:1.2;\"\u003ePP\/Alu\u003c\/div\u003e\n\u003cdiv style=\"font-size:12.5px; margin-top:4px; opacity:0.92;\"\u003ePipe Construction\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; min-width:120px; background:#008377CF; color:#FFFFFF; border-radius:8px; padding:14px 10px; text-align:center; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:18px; font-weight:bold; line-height:1.2;\"\u003eWhite\u003c\/div\u003e\n\u003cdiv style=\"font-size:12.5px; margin-top:4px; opacity:0.92;\"\u003eFinish\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; min-width:120px; background:#008377CF; color:#FFFFFF; border-radius:8px; padding:14px 10px; text-align:center; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:18px; font-weight:bold; line-height:1.2;\"\u003eGas Safe\u003c\/div\u003e\n\u003cdiv style=\"font-size:12.5px; margin-top:4px; opacity:0.92;\"\u003eInstall Requirement\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:4px solid #D32F2F; background:#FDECEC; border-radius:6px; padding:14px 16px; margin:18px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#D32F2F; margin-bottom:6px; font-size:15px;\"\u003eGas Safe Installation Required\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.6; color:#2B2B2B;\"\u003eThis flue extension forms part of a balanced flue system on a gas-fired appliance and must only be \u003cstrong\u003efitted by a Gas Safe registered engineer\u003c\/strong\u003e. The completed flue run must meet the boiler manufacturer's maximum permitted flue length and terminal clearance requirements before commissioning.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; margin:20px -6px;\"\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:230px; border:1px solid #D9EDEA; border-radius:8px; padding:16px; margin:6px; background:#F7FAFA;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#00625D; font-size:15.5px; margin-bottom:6px;\"\u003eConcentric Twin-Wall Design\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px; line-height:1.55; color:#2B2B2B;\"\u003eCombustion air is drawn in through the outer pipe while exhaust gases vent through the inner pipe, keeping the balanced flue system sealed along its full length.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:230px; border:1px solid #D9EDEA; border-radius:8px; padding:16px; margin:6px; background:#F7FAFA;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#00625D; font-size:15.5px; margin-bottom:6px;\"\u003eSimple Push-Fit Jointing\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px; line-height:1.55; color:#2B2B2B;\"\u003eConnects to Ariston coaxial flue components using a push-fit joint, allowing the flue run to be extended without cutting, gluing or additional brackets.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:230px; border:1px solid #D9EDEA; border-radius:8px; padding:16px; margin:6px; background:#F7FAFA;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#00625D; font-size:15.5px; margin-bottom:6px;\"\u003e2000mm Extension Length\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px; line-height:1.55; color:#2B2B2B;\"\u003eAdds a full two metres to the flue run in a single piece, reducing the number of joints needed on longer horizontal or vertical installations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:230px; border:1px solid #D9EDEA; border-radius:8px; padding:16px; margin:6px; background:#F7FAFA;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#00625D; font-size:15.5px; margin-bottom:6px;\"\u003e60\/100mm Coaxial Sizing\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px; line-height:1.55; color:#2B2B2B;\"\u003eMatches the 60\/100mm diameter used across Ariston's core condensing boiler range, keeping flue resistance and terminal clearances consistent with the original kit.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:230px; border:1px solid #D9EDEA; border-radius:8px; padding:16px; margin:6px; background:#F7FAFA;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#00625D; font-size:15.5px; margin-bottom:6px;\"\u003eHorizontal and Vertical Use\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px; line-height:1.55; color:#2B2B2B;\"\u003eSuitable for extending both horizontal balanced-flue kits and vertical roof-terminated coaxial systems on compatible Ariston boilers.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:230px; border:1px solid #D9EDEA; border-radius:8px; padding:16px; margin:6px; background:#F7FAFA;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#00625D; font-size:15.5px; margin-bottom:6px;\"\u003eWeatherproof White Finish\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px; line-height:1.55; color:#2B2B2B;\"\u003eFinished in white to match Ariston's standard coaxial flue components for a neat, consistent appearance on exposed external runs.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:4px solid #E0942A; background:#FFF6E5; border-radius:6px; padding:14px 16px; margin:18px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#E0942A; margin-bottom:6px; font-size:15px;\"\u003eCheck Maximum Flue Length Before Fitting\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.6; color:#2B2B2B;\"\u003eAdding a \u003cstrong\u003e2000mm extension\u003c\/strong\u003e uses up a significant portion of most Ariston boilers' maximum permitted flue length in one piece. Always check the flue length table in your specific boiler's installation manual, accounting for any elbows or bends already in the run, before combining this extension with other coaxial components. This extension is built for the \u003cstrong\u003e60\/100mm coaxial range\u003c\/strong\u003e and is not interchangeable with the 80\/125mm or twin 80mm flue systems used on some other Ariston models.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:18px;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; font-size:14.5px; padding:9px 12px; border-radius:6px 6px 0 0;\"\u003eGeneral\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 6px 6px; overflow:hidden;\"\u003e\n\u003cdiv style=\"display:flex; justify-content:space-between; padding:9px 12px; border-bottom:1px solid #D9EDEA; font-size:14.5px;\"\u003e\n\u003cdiv style=\"color:#5A5A5A;\"\u003eManufacturer\u003c\/div\u003e\n\u003cdiv style=\"font-weight:bold; color:#2B2B2B; text-align:right;\"\u003eAriston\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; justify-content:space-between; padding:9px 12px; border-bottom:1px solid #D9EDEA; font-size:14.5px;\"\u003e\n\u003cdiv style=\"color:#5A5A5A;\"\u003ePart Number\u003c\/div\u003e\n\u003cdiv style=\"font-weight:bold; color:#2B2B2B; text-align:right;\"\u003e3318465\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; justify-content:space-between; padding:9px 12px; border-bottom:1px solid #D9EDEA; font-size:14.5px;\"\u003e\n\u003cdiv style=\"color:#5A5A5A;\"\u003eProduct Type\u003c\/div\u003e\n\u003cdiv style=\"font-weight:bold; color:#2B2B2B; text-align:right;\"\u003eCoaxial Flue Extension\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; justify-content:space-between; padding:9px 12px; border-bottom:1px solid #D9EDEA; font-size:14.5px;\"\u003e\n\u003cdiv style=\"color:#5A5A5A;\"\u003eExtension Length\u003c\/div\u003e\n\u003cdiv style=\"font-weight:bold; color:#2B2B2B; text-align:right;\"\u003e2000mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; justify-content:space-between; padding:9px 12px; border-bottom:1px solid #D9EDEA; font-size:14.5px;\"\u003e\n\u003cdiv style=\"color:#5A5A5A;\"\u003eFinish\u003c\/div\u003e\n\u003cdiv style=\"font-weight:bold; color:#2B2B2B; text-align:right;\"\u003eWhite\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:18px;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; font-size:14.5px; padding:9px 12px; border-radius:6px 6px 0 0;\"\u003eFlue System\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 6px 6px; overflow:hidden;\"\u003e\n\u003cdiv style=\"display:flex; justify-content:space-between; padding:9px 12px; border-bottom:1px solid #D9EDEA; font-size:14.5px;\"\u003e\n\u003cdiv style=\"color:#5A5A5A;\"\u003eDiameter\u003c\/div\u003e\n\u003cdiv style=\"font-weight:bold; color:#2B2B2B; text-align:right;\"\u003e60\/100mm (coaxial)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; justify-content:space-between; padding:9px 12px; border-bottom:1px solid #D9EDEA; font-size:14.5px;\"\u003e\n\u003cdiv style=\"color:#5A5A5A;\"\u003eSystem Type\u003c\/div\u003e\n\u003cdiv style=\"font-weight:bold; color:#2B2B2B; text-align:right;\"\u003eBalanced flue \/ room-sealed\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; justify-content:space-between; padding:9px 12px; border-bottom:1px solid #D9EDEA; font-size:14.5px;\"\u003e\n\u003cdiv style=\"color:#5A5A5A;\"\u003eJointing\u003c\/div\u003e\n\u003cdiv style=\"font-weight:bold; color:#2B2B2B; text-align:right;\"\u003ePush-fit\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; justify-content:space-between; padding:9px 12px; border-bottom:1px solid #D9EDEA; font-size:14.5px;\"\u003e\n\u003cdiv style=\"color:#5A5A5A;\"\u003eSuitable Orientation\u003c\/div\u003e\n\u003cdiv style=\"font-weight:bold; color:#2B2B2B; text-align:right;\"\u003eHorizontal or vertical\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:18px;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; font-size:14.5px; padding:9px 12px; border-radius:6px 6px 0 0;\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 6px 6px; overflow:hidden;\"\u003e\n\u003cdiv style=\"display:flex; justify-content:space-between; padding:9px 12px; border-bottom:1px solid #D9EDEA; font-size:14.5px;\"\u003e\n\u003cdiv style=\"color:#5A5A5A;\"\u003eCompatible Flue Range\u003c\/div\u003e\n\u003cdiv style=\"font-weight:bold; color:#2B2B2B; text-align:right;\"\u003eAriston 60\/100mm coaxial flue accessories\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; justify-content:space-between; padding:9px 12px; border-bottom:1px solid #D9EDEA; font-size:14.5px;\"\u003e\n\u003cdiv style=\"color:#5A5A5A;\"\u003eTypical Boiler Ranges\u003c\/div\u003e\n\u003cdiv style=\"font-weight:bold; color:#2B2B2B; text-align:right;\"\u003eE-Combi, E-System, Clas HE, Genus HE, Microgenus HE (60\/100 flue models)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; justify-content:space-between; padding:9px 12px; border-bottom:1px solid #D9EDEA; font-size:14.5px;\"\u003e\n\u003cdiv style=\"color:#5A5A5A;\"\u003eInstallation\u003c\/div\u003e\n\u003cdiv style=\"font-weight:bold; color:#2B2B2B; text-align:right;\"\u003eMust be fitted by a Gas Safe registered engineer\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:4px solid #008377CF; background:#E6F4F3; border-radius:6px; padding:14px 16px; margin:18px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:6px; font-size:15px;\"\u003eFewer Joints Over Long Runs\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.6; color:#2B2B2B;\"\u003eUsing a single 2000mm extension instead of multiple 500mm or 1000mm sections reduces the number of push-fit joints in the flue run, which can simplify installation on boilers sited well away from a suitable wall or roof terminal position.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; padding:10px 14px; background:#FFFFFF;\"\u003e\u003csummary style=\"font-weight:bold; color:#00625D; font-size:15px; cursor:pointer;\"\u003eWhich Ariston boilers is the 3318465 extension compatible with?\u003c\/summary\u003e\u003cdiv style=\"margin-top:8px; font-size:14.5px; line-height:1.6; color:#2B2B2B;\"\u003eIt is designed for Ariston condensing boilers fitted with the \u003cstrong\u003e60\/100mm coaxial flue system\u003c\/strong\u003e, including models across the E-Combi, E-System, Clas HE and Genus HE ranges. Always check your specific boiler's installation manual to confirm it uses the 60\/100mm coaxial flue before ordering.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; padding:10px 14px; background:#FFFFFF;\"\u003e\u003csummary style=\"font-weight:bold; color:#00625D; font-size:15px; cursor:pointer;\"\u003eCan this extension be used on a vertical flue run?\u003c\/summary\u003e\u003cdiv style=\"margin-top:8px; font-size:14.5px; line-height:1.6; color:#2B2B2B;\"\u003eYes. The 3318465 extension can be used on both \u003cstrong\u003ehorizontal\u003c\/strong\u003e coaxial kits and \u003cstrong\u003evertical\u003c\/strong\u003e roof-terminated systems, in combination with the appropriate vertical starter and vertical flue terminal components.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; padding:10px 14px; background:#FFFFFF;\"\u003e\u003csummary style=\"font-weight:bold; color:#00625D; font-size:15px; cursor:pointer;\"\u003eWill a 2000mm extension exceed my boiler's maximum flue length?\u003c\/summary\u003e\u003cdiv style=\"margin-top:8px; font-size:14.5px; line-height:1.6; color:#2B2B2B;\"\u003eIt might, depending on the model and what else is already fitted in the run. Every extension, elbow and bend counts towards the boiler's \u003cstrong\u003emaximum permitted flue length\u003c\/strong\u003e, so always check the flue length table in your boiler's installation manual before adding this extension.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; padding:10px 14px; background:#FFFFFF;\"\u003e\u003csummary style=\"font-weight:bold; color:#00625D; font-size:15px; cursor:pointer;\"\u003eHow does it connect to the existing flue?\u003c\/summary\u003e\u003cdiv style=\"margin-top:8px; font-size:14.5px; line-height:1.6; color:#2B2B2B;\"\u003eIt uses a \u003cstrong\u003epush-fit coaxial joint\u003c\/strong\u003e that connects directly to other Ariston 60\/100mm flue components, so no cutting or sealant is required. Installation should still only be carried out by a Gas Safe registered engineer.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; padding:10px 14px; background:#FFFFFF;\"\u003e\u003csummary style=\"font-weight:bold; color:#00625D; font-size:15px; cursor:pointer;\"\u003eIs there a shorter version of this extension?\u003c\/summary\u003e\u003cdiv style=\"margin-top:8px; font-size:14.5px; line-height:1.6; color:#2B2B2B;\"\u003eYes. Ariston's 60\/100mm coaxial range also includes a \u003cstrong\u003e500mm extension\u003c\/strong\u003e (3318078) and a \u003cstrong\u003e1000mm extension\u003c\/strong\u003e (3318077), allowing the flue run to be extended in smaller increments where a full 2000mm section isn't needed.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Ariston","offers":[{"title":"Default Title","offer_id":65786708951389,"sku":"3318465","price":73.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/AristonCoaxialExtension1000mmmpn3318077.jpg?v=1788353499","url":"https:\/\/qualityheating.co.uk\/products\/ariston-3318465-coaxial-flue-extension-2000mm-60-100","provider":"AIZO Quality Heating","version":"1.0","type":"link"}