{"product_id":"navien-60-100-1000mm-standard-horizontal-flue-kit","title":"Navien 60\/100 1000mm Standard Horizontal Flue Kit","description":"\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; font-family:Arial, Helvetica, sans-serif; color:#222;\"\u003e\n\u003cdiv style=\"line-height:1.65;color:#222;margin-bottom:20px;\"\u003eThe \u003cstrong\u003eNavien 60\/100 1000mm Standard Horizontal Flue Kit\u003c\/strong\u003e is the standard through-wall termination kit supplied with, and compatible across, the Navien NCB gas condensing boiler range. Manufactured from \u003cstrong\u003ehigh-quality polypropylene (PP)\u003c\/strong\u003e, it resists the corrosive effect of acidic flue condensate far better than untreated aluminium, protecting both the flue and the boiler from long-term degradation.\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 26px;\"\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e1000mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eKit Length\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e60\/100mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eFlue Diameter\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003ePP\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eMaterial\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e8m\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eMax. Horizontal Run\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003eHorizontal\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eTermination Type\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e1\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eKit\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fdecea;border-left:5px solid #c0392b;border-radius:0 8px 8px 0;padding:14px 18px;margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#8a1f13;font-size:14px;margin-bottom:5px;\"\u003eGas Safe Installation Requirement\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eFlue installation must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, with the terminal positioned in accordance with the clearances set out in the boiler's installation manual and current Building Regulations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff8e6;border-left:5px solid #b8860b;border-radius:0 8px 8px 0;padding:14px 18px;margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#7a5900;font-size:14px;margin-bottom:5px;\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThis kit is sized for Navien's \u003cstrong\u003e60\/100mm concentric flue system\u003c\/strong\u003e and is the kit supplied as standard with the Navien NCB300-28K combi boiler. Confirm your boiler's flue diameter before ordering, as larger-output Navien models may require an 80\/125mm system.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eWhy This Component\u003c\/div\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0 26px;\"\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eCorrosion-Resistant PP Construction\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003ePolypropylene \u003cstrong\u003eprevents the corrosion\u003c\/strong\u003e that can affect aluminium flue components over time, keeping condensate contained and pollution out of the boiler's flue passages.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eStandard 1000mm Length\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eProvides a straightforward \u003cstrong\u003e1000mm through-wall run\u003c\/strong\u003e, suitable for most standard wall thicknesses without needing additional extensions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eCompatible Across the NCB Range\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eUses the same 60\/100mm push-fit system as the wider Navien flue accessory range, including bends, extensions, and vertical terminal kits.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eSimple, Tool-Free Installation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003ePush-fit jointing keeps installation quick and consistent, reducing the risk of an incomplete or leaking joint at commissioning.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eTechnical Specification\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto;margin:18px 0 26px;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eArticle number\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eGXXX002208\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eProduct type\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eStandard horizontal flue kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eFlue diameter\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e60\/100mm concentric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eKit length\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e1000mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eSystem Limits\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMax. horizontal coaxial flue length (60\/100)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e8 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMax. vertical coaxial flue length (60\/100)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e8 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eCompatible boiler\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eNavien NCB300 range (as supplied with NCB300-28K)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdiv style=\"margin:18px 0 10px;\"\u003e\n\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eIs this the same kit supplied with the NCB300-28K boiler bundle?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eYes, this is the identical GXXX002208 1000mm Standard Horizontal Flue Kit supplied as standard with the Navien NCB300-28K combi boiler bundle, sold here separately for replacement or spare purposes.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eWhat is the maximum total horizontal flue length I can achieve?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eThe Navien NCB300 range permits up to 8m of horizontal 60\/100mm coaxial flue in total, including this kit — additional extensions and bends are available separately, each reducing the remaining allowance.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eWill this fit boilers other than the NCB300?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eIt is sized for Navien's 60\/100mm flue system, used across the current NCB gas boiler range. Confirm your specific boiler's flue diameter in its installation manual before ordering.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eCan I shorten this flue kit to fit a thinner wall?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eNavien horizontal flue kits are designed to be cut to length on site by the installing engineer in accordance with the manufacturer's installation instructions.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":65137574543709,"sku":"GXXX002208","price":95.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Navien1000mm-Standard-Horizontal-Flue-60-100_2afa3142-2c83-49c1-ac35-d05f5bfb97f7.jpg?v=1783065951","url":"https:\/\/qualityheating.co.uk\/products\/navien-60-100-1000mm-standard-horizontal-flue-kit","provider":"AIZO Quality Heating","version":"1.0","type":"link"}