{"product_id":"verplas-160mm-to-150mm-thermal-duct-adapter-tss-160-ad","title":"Verplas 160mm to 150mm Thermal Duct Adapter TSS-160-AD","description":"\u003c!-- SEO Product Name: Verplas 160mm to 150mm Thermal Duct Adapter TSS-160-AD --\u003e\n\u003cdiv style=\"font-size:16px;font-family:Arial,sans-serif;color:#222;max-width:900px;margin:0 auto;line-height:1.6;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eTSS-160-AD\u003c\/strong\u003e is the official \u003cstrong\u003e160mm to 150mm reducing adapter for the Verplas Rapid Self-Seal Thermal Ducting system\u003c\/strong\u003e. It provides a \u003cstrong\u003eneat, airtight transition between the 160mm thermal duct run and a standard 150mm round duct connection\u003c\/strong\u003e — typically at the point where the insulated loft run meets an un-insulated final leg, a ceiling valve, or a fan spigot. Compact and lightweight, it eliminates the need for improvised reducers or taped joints at this critical handover point.\u003c\/p\u003e\n\n\u003cdiv style=\"display:flex;flex-wrap:wrap;justify-content:space-around;background:#e6f4f3;border-radius:6px;padding:8px 4px;margin:18px 0;\"\u003e\n\u003cdiv style=\"text-align:center;padding:12px 8px;\"\u003e\n  \u003cdiv style=\"font-size:1.5em;font-weight:800;color:#008377;\"\u003e160mm\u003c\/div\u003e\n  \u003cdiv style=\"font-size:.82em;color:#444;margin-top:2px;\"\u003eThermal Duct Side\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align:center;padding:12px 8px;\"\u003e\n  \u003cdiv style=\"font-size:1.5em;font-weight:800;color:#008377;\"\u003e150mm\u003c\/div\u003e\n  \u003cdiv style=\"font-size:.82em;color:#444;margin-top:2px;\"\u003eStandard Duct Side\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align:center;padding:12px 8px;\"\u003e\n  \u003cdiv style=\"font-size:1.5em;font-weight:800;color:#008377;\"\u003eNeopor® EPS\u003c\/div\u003e\n  \u003cdiv style=\"font-size:.82em;color:#444;margin-top:2px;\"\u003eInsulation Material\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align:center;padding:12px 8px;\"\u003e\n  \u003cdiv style=\"font-size:1.5em;font-weight:800;color:#008377;\"\u003eTSS-160 System\u003c\/div\u003e\n  \u003cdiv style=\"font-size:.82em;color:#444;margin-top:2px;\"\u003eCompatible With\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align:center;padding:12px 8px;\"\u003e\n  \u003cdiv style=\"font-size:1.5em;font-weight:800;color:#008377;\"\u003eLightweight\u003c\/div\u003e\n  \u003cdiv style=\"font-size:.82em;color:#444;margin-top:2px;\"\u003eQuick to Fit\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#e6f4f3;border-left:4px solid #005c54;padding:12px 16px;margin:14px 0;border-radius:0 4px 4px 0;font-size:.95em;\"\u003e\n\u003cstrong\u003eSystem Interface Fitting:\u003c\/strong\u003e The TSS-160-AD is the correct component for \u003cstrong\u003etransitioning from the 160mm thermal system to any 150mm duct or spigot\u003c\/strong\u003e — including fan terminals, ceiling valves, and in-line grilles that have a standard 150mm connection.\u003c\/div\u003e\n\u003cdiv style=\"background:#fff8e1;border-left:4px solid #c77a00;padding:12px 16px;margin:14px 0;border-radius:0 4px 4px 0;font-size:.95em;\"\u003e\n\u003cstrong\u003eDirection Matters:\u003c\/strong\u003e The adapter is not thermally symmetric — the \u003cstrong\u003e160mm (EPS) end connects to the thermal duct system\u003c\/strong\u003e and the 150mm end connects to standard ductwork or a fan spigot. Ensure it is oriented correctly during installation.\u003c\/div\u003e\n\n\u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;margin:28px 0 16px;border-radius:4px;font-size:1.05em;font-weight:700;letter-spacing:.3px;\"\u003eKey Features\u003c\/div\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin:16px 0;\"\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:16px 18px;\"\u003e\n  \u003cdiv style=\"font-weight:700;color:#008377;text-decoration:underline;margin-bottom:8px;\"\u003e160mm to 150mm Reduction\u003c\/div\u003e\n  \u003cdiv style=\"font-size:.92em;color:#333;\"\u003eProvides the \u003cstrong\u003estandard system transition\u003c\/strong\u003e between the Verplas 160mm thermal duct run and the widely used 150mm round duct diameter at fan terminals and ventilation outlets.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:16px 18px;\"\u003e\n  \u003cdiv style=\"font-weight:700;color:#008377;text-decoration:underline;margin-bottom:8px;\"\u003eAirtight System Interface\u003c\/div\u003e\n  \u003cdiv style=\"font-size:.92em;color:#333;\"\u003eThe 160mm side is compatible with the \u003cstrong\u003eVerplas Self-Seal connector system\u003c\/strong\u003e, maintaining system airtightness at the thermal-to-non-thermal handover point.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:16px 18px;\"\u003e\n  \u003cdiv style=\"font-weight:700;color:#008377;text-decoration:underline;margin-bottom:8px;\"\u003eInsulated Construction\u003c\/div\u003e\n  \u003cdiv style=\"font-size:.92em;color:#333;\"\u003eThe body incorporates \u003cstrong\u003eEPS insulation\u003c\/strong\u003e to continue thermal protection through the transition and reduce condensation risk at the adapter joint.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:16px 18px;\"\u003e\n  \u003cdiv style=\"font-weight:700;color:#008377;text-decoration:underline;margin-bottom:8px;\"\u003eEliminates Improvised Reducers\u003c\/div\u003e\n  \u003cdiv style=\"font-size:.92em;color:#333;\"\u003eUsing the correct manufacturer adapter avoids the airtightness failures and condensation risks common with \u003cstrong\u003etaped, site-made reducers\u003c\/strong\u003e at this transition.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:16px 18px;\"\u003e\n  \u003cdiv style=\"font-weight:700;color:#008377;text-decoration:underline;margin-bottom:8px;\"\u003eCompact \u0026amp; Lightweight\u003c\/div\u003e\n  \u003cdiv style=\"font-size:.92em;color:#333;\"\u003eThe adapter is small and light, making it \u003cstrong\u003eeasy to handle in tight ceiling or loft spaces\u003c\/strong\u003e where the thermal run meets the final installation point.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:16px 18px;\"\u003e\n  \u003cdiv style=\"font-weight:700;color:#008377;text-decoration:underline;margin-bottom:8px;\"\u003eFull System Compatibility\u003c\/div\u003e\n  \u003cdiv style=\"font-size:.92em;color:#333;\"\u003ePart of the complete \u003cstrong\u003eTSS-160 Verplas Thermal Ducting range\u003c\/strong\u003e — designed to work alongside straight lengths, bends, T-pieces, and connectors.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;margin:28px 0 16px;border-radius:4px;font-size:1.05em;font-weight:700;letter-spacing:.3px;\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:.92em;margin:16px 0;\"\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:600;color:#333;width:45%;border-bottom:1px solid #ddd;\"\u003eSKU\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;color:#555;border-bottom:1px solid #ddd;\"\u003eTSS-160-AD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:600;color:#333;width:45%;border-bottom:1px solid #ddd;\"\u003eInlet Diameter (Thermal Side)\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;color:#555;border-bottom:1px solid #ddd;\"\u003e160 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:600;color:#333;width:45%;border-bottom:1px solid #ddd;\"\u003eOutlet Diameter (Standard Side)\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;color:#555;border-bottom:1px solid #ddd;\"\u003e150 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:600;color:#333;width:45%;border-bottom:1px solid #ddd;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;color:#555;border-bottom:1px solid #ddd;\"\u003eEPS \/ Polystyrene composite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:600;color:#333;width:45%;border-bottom:1px solid #ddd;\"\u003eColour\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;color:#555;border-bottom:1px solid #ddd;\"\u003eGrey\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:600;color:#333;width:45%;border-bottom:1px solid #ddd;\"\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;color:#555;border-bottom:1px solid #ddd;\"\u003e−15°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:600;color:#333;width:45%;border-bottom:1px solid #ddd;\"\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;color:#555;border-bottom:1px solid #ddd;\"\u003eVerplas 160mm Rapid Self-Seal Thermal Ducting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:600;color:#333;width:45%;border-bottom:1px solid #ddd;\"\u003eTypical Use\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;color:#555;border-bottom:1px solid #ddd;\"\u003eLoft thermal run to 150mm fan spigot or ceiling valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 12px;font-weight:600;color:#333;width:45%;border-bottom:1px solid #ddd;\"\u003eCompliance\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;color:#555;border-bottom:1px solid #ddd;\"\u003ePart of system compliant with UK Building Regulations Part F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;margin:28px 0 16px;border-radius:4px;font-size:1.05em;font-weight:700;letter-spacing:.3px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdetails style=\"margin-bottom:8px;border:1px solid #c8e6e3;border-radius:4px;overflow:hidden;\"\u003e\n  \u003csummary style=\"background:#008377CF;color:#fff;padding:11px 14px;cursor:pointer;font-weight:600;font-size:.95em;list-style:none;\"\u003eWhen do I need the TSS-160-AD adapter?\u003c\/summary\u003e\n  \u003cdiv style=\"padding:12px 14px;font-size:.92em;color:#333;background:#fff;\"\u003eYou need the adapter wherever a \u003cstrong\u003e160mm thermal duct run terminates at a fitting with a 150mm connection\u003c\/strong\u003e — such as a fan with a 150mm spigot, a ceiling extract valve, or a transfer grille with a 150mm collar.\u003c\/div\u003e\n\u003c\/details\u003e\u003cdetails style=\"margin-bottom:8px;border:1px solid #c8e6e3;border-radius:4px;overflow:hidden;\"\u003e\n  \u003csummary style=\"background:#008377CF;color:#fff;padding:11px 14px;cursor:pointer;font-weight:600;font-size:.95em;list-style:none;\"\u003eDoes the adapter maintain the Self-Seal airtightness?\u003c\/summary\u003e\n  \u003cdiv style=\"padding:12px 14px;font-size:.92em;color:#333;background:#fff;\"\u003eThe 160mm end connects within the \u003cstrong\u003eVerplas Self-Seal system\u003c\/strong\u003e, maintaining system airtightness at the thermal run. The 150mm outlet should be sealed to the receiving spigot using appropriate duct tape or a push-fit connector as required by the terminal fitting.\u003c\/div\u003e\n\u003c\/details\u003e\u003cdetails style=\"margin-bottom:8px;border:1px solid #c8e6e3;border-radius:4px;overflow:hidden;\"\u003e\n  \u003csummary style=\"background:#008377CF;color:#fff;padding:11px 14px;cursor:pointer;font-weight:600;font-size:.95em;list-style:none;\"\u003eCan I use this adapter in reverse to step up from 150mm to 160mm?\u003c\/summary\u003e\n  \u003cdiv style=\"padding:12px 14px;font-size:.92em;color:#333;background:#fff;\"\u003ePhysically the adapter can be reversed, but it is designed to \u003cstrong\u003estep down from 160mm thermal to 150mm standard\u003c\/strong\u003e. Using it in reverse is not recommended as the connector orientation would not provide the designed airtight seal.\u003c\/div\u003e\n\u003c\/details\u003e\u003cdetails style=\"margin-bottom:8px;border:1px solid #c8e6e3;border-radius:4px;overflow:hidden;\"\u003e\n  \u003csummary style=\"background:#008377CF;color:#fff;padding:11px 14px;cursor:pointer;font-weight:600;font-size:.95em;list-style:none;\"\u003eIs this the only adapter available for the 160mm thermal system?\u003c\/summary\u003e\n  \u003cdiv style=\"padding:12px 14px;font-size:.92em;color:#333;background:#fff;\"\u003eThe TSS-160-AD (160mm to 150mm) is the primary reducer for this range. For connections to \u003cstrong\u003eother sizes or rectangular ducting\u003c\/strong\u003e, consult the wider Verplas range or contact your supplier for guidance.\u003c\/div\u003e\n\u003c\/details\u003e\u003cdetails style=\"margin-bottom:8px;border:1px solid #c8e6e3;border-radius:4px;overflow:hidden;\"\u003e\n  \u003csummary style=\"background:#008377CF;color:#fff;padding:11px 14px;cursor:pointer;font-weight:600;font-size:.95em;list-style:none;\"\u003eCan the adapter be used to connect the 160mm thermal system to a fan mounted in a ceiling or wall?\u003c\/summary\u003e\n  \u003cdiv style=\"padding:12px 14px;font-size:.92em;color:#333;background:#fff;\"\u003eYes — this is the \u003cstrong\u003eprimary use case\u003c\/strong\u003e. The adapter transitions the thermal insulated run to the 150mm spigot on the fan unit, allowing the thermal duct to be run as close to the fan as possible before the final uninsulated connection.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Verplas","offers":[{"title":"Default Title","offer_id":64749106135389,"sku":"TSS-160-AD","price":12.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Verplas160mmto150mmThermalDuctAdapter.jpg?v=1779294413","url":"https:\/\/qualityheating.co.uk\/products\/verplas-160mm-to-150mm-thermal-duct-adapter-tss-160-ad","provider":"AIZO Quality Heating","version":"1.0","type":"link"}