{"product_id":"spirotech-spirotrap-mbl-1-1-4in-magnetic-dirt-separator-ue125wj","title":"Spirotech SpiroTrap MBL 1-1-4in Magnetic Dirt Separator UE125WJ","description":"\u003cdiv style=\"font-size:16px; max-width:900px; font-family:Arial,Helvetica,sans-serif; color:#222; line-height:1.65;\"\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSpirotech SpiroTrap MBL\u003c\/strong\u003e (UE125WJ) is the \u003cstrong\u003elarge-format, high-flow magnetic dirt\nseparator\u003c\/strong\u003e in the Spirotech brass range. Connecting via a \u003cstrong\u003eRp 1¼\" BSP internal\nthread\u003c\/strong\u003e, it is designed for \u003cstrong\u003ecommercial plant rooms, high-output boiler installations,\nand multi-zone heating systems\u003c\/strong\u003e where 22mm or 28mm compression products are undersized.\nIts \u003cstrong\u003emagnetic field booster technology\u003c\/strong\u003e concentrates the neodymium magnetic field more\nintensely than the standard MB3, ensuring \u003cstrong\u003eunrivalled fast and optimal magnetite capture\u003c\/strong\u003e\neven at the elevated flow rates that larger systems demand.\u003c\/p\u003e\n\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:0;background:#008377CF;color:#fff;border-radius:6px;padding:12px 16px;margin:22px 0;\"\u003e\n\u003cdiv style=\"flex:1;min-width:110px;text-align:center;padding:6px 4px;\"\u003e\n\u003cdiv style=\"font-size:1.25em;font-weight:700;\"\u003e5 μm\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.78em;opacity:.85;\"\u003eMin particle removal\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;text-align:center;padding:6px 4px;\"\u003e\n\u003cdiv style=\"font-size:1.25em;font-weight:700;\"\u003e10 bar\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.78em;opacity:.85;\"\u003eMax pressure\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;text-align:center;padding:6px 4px;\"\u003e\n\u003cdiv style=\"font-size:1.25em;font-weight:700;\"\u003e110 °C\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.78em;opacity:.85;\"\u003eMax temperature\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;text-align:center;padding:6px 4px;\"\u003e\n\u003cdiv style=\"font-size:1.25em;font-weight:700;\"\u003e3.6 m³\/h\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.78em;opacity:.85;\"\u003eMax flow\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;text-align:center;padding:6px 4px;\"\u003e\n\u003cdiv style=\"font-size:1.25em;font-weight:700;\"\u003eRp 1¼\"\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.78em;opacity:.85;\"\u003eBSP connection\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;text-align:center;padding:6px 4px;\"\u003e\n\u003cdiv style=\"font-size:1.25em;font-weight:700;\"\u003e20 yr\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.78em;opacity:.85;\"\u003eSpiroLIFE warranty\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #c0392b;background:#fff5f4;padding:12px 16px;margin:14px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color:#c0392b;\"\u003eINSTALLER NOTE — THREADED CONNECTION\u003c\/strong\u003e\u003cbr\u003eThe UE125WJ uses a \u003cstrong\u003eRp 1¼\" BSP internal thread\u003c\/strong\u003e — this is not a compression fitting. Use PTFE tape or approved thread sealant on mating male threads. Install \u003cstrong\u003evertically with the drain valve socket facing downward\u003c\/strong\u003e. The unit weighs \u003cstrong\u003e3.6 kg dry\u003c\/strong\u003e — ensure pipework is adequately supported and bracketed independently of the separator body.\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #d35400;background:#fffbf0;padding:12px 16px;margin:14px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color:#d35400;\"\u003eMBL vs MB3 — WHEN TO USE THE LARGE VERSION\u003c\/strong\u003e\u003cbr\u003eThe MBL is engineered for systems where flow rates \u003cstrong\u003eexceed the MB3's 2.0 m³\/h limit\u003c\/strong\u003e but are within 3.6 m³\/h. The \u003cstrong\u003emagnetic field booster\u003c\/strong\u003e technology provides stronger magnetite separation at higher velocities. For systems above 3.6 m³\/h, consult Spirotech's steel product range or the SpiroSelect sizing tool.\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #008377;background:#f0faf9;padding:12px 16px;margin:14px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color:#008377;\"\u003eMAGNETIC FIELD BOOSTER TECHNOLOGY\u003c\/strong\u003e\u003cbr\u003eUnlike the standard MB3, the MBL uses \u003cstrong\u003epatented magnetic field booster technology\u003c\/strong\u003e that focuses the neodymium magnet's flux deep into the collection chamber. This means that even at the higher flow velocities present in large residential or commercial systems, magnetite and magnetic particles are pulled from the flow stream before they can pass through.\u003c\/div\u003e\n\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:14px;margin:20px 0;\"\u003e\n\u003cdiv style=\"flex:1;min-width:220px;background:#f8f8f8;border-radius:6px;padding:16px 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;font-size:1em;border-bottom:2px solid #008377;padding-bottom:4px;\"\u003eMagnetic Field Booster\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;\"\u003eThe MBL's internal geometry channels the \u003cstrong\u003eneodymium magnet field into the settling zone\u003c\/strong\u003e, not just at the wall of the collector. This deeper penetration captures fine magnetite that would escape a conventional magnetic sleeve at the same flow rate — critical for protecting boiler heat exchangers and pump impellers in high-output systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:220px;background:#f8f8f8;border-radius:6px;padding:16px 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;font-size:1em;border-bottom:2px solid #008377;padding-bottom:4px;\"\u003eBSP Threaded Connections\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;\"\u003eThe \u003cstrong\u003eRp 1¼\" internal thread\u003c\/strong\u003e suits the larger pipework gauges common in commercial boiler plantrooms, primary circuits, and older properties with large-bore steel pipework. Compatible with standard BSP fittings and adaptors — no special tooling required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:220px;background:#f8f8f8;border-radius:6px;padding:16px 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;font-size:1em;border-bottom:2px solid #008377;padding-bottom:4px;\"\u003eOn-Load Drain\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;\"\u003eCollected debris is expelled under system pressure — \u003cstrong\u003eno need to isolate, depressurise, or drain the system\u003c\/strong\u003e. The drain tap accepts a standard 15mm hose tail for directed waste disposal. Spirotech recommends annual draining; high-debris environments may warrant quarterly checks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:220px;background:#f8f8f8;border-radius:6px;padding:16px 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;font-size:1em;border-bottom:2px solid #008377;padding-bottom:4px;\"\u003eHigh-Flow Hydraulics\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;\"\u003eWith a \u003cstrong\u003emax flow of 3.6 m³\/h\u003c\/strong\u003e, the MBL covers the output of most domestic and light-commercial boilers rated up to approximately 50–70 kW on a standard Δt. The constant low pressure drop design avoids the marginal pump head that filter-type devices consume.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color:#008377;border-bottom:2px solid #008377;padding-bottom:6px;margin-top:28px;\"\u003eTechnical Specification — SpiroTrap MBL Rp 1¼\" (UE125WJ)\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;margin:22px 0;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-family:inherit;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background:#008377CF;color:#fff;padding:8px 12px;text-align:left;font-size:0.9em;\"\u003eConnection \u0026amp; Hydraulics\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eArticle Number\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eUE125WJ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eSpiroTrap MBL — Rp 1¼\" — Magnet — Universal Connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eConnection\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eRp 1¼\" BSP internal thread (swivel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eMax Flow Rate\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003e3.6 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eMax Flow Velocity\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e1 m\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background:#008377CF;color:#fff;padding:8px 12px;text-align:left;font-size:0.9em;\"\u003eOperating Limits\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eMax Operating Pressure\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e10 bar (PN 10)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eTemperature Range\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003e0 – 110 °C (continuous)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eMax Glycol (Ethylene)\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e50% v\/v\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eDesign Standard\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eEN 13445\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eSuitable for Heating\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eSuitable for Cooling\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eClosed Systems Only\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background:#008377CF;color:#fff;padding:8px 12px;text-align:left;font-size:0.9em;\"\u003ePhysical \u0026amp; Construction\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eHousing Material\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eSwivel Material\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eSpirotube Tube\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eCopper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eSpirotube Wire\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eCopper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eMagnet Type\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eNeodymium — Magnetic Field Booster Technology\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eVolume\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003e0.75 litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eDry Weight\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e3.6 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background:#008377CF;color:#fff;padding:8px 12px;text-align:left;font-size:0.9em;\"\u003eDimensions (mm)\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eHeight — vertical (Hv)\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e224 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eHeight — horizontal (Hh)\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003e210 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eBody Height (h)\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e160 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eBody Width (B)\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003e163 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eBody Depth (b)\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e138 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003ePipe Length (L)\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003e128 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eBody Diameter (D)\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e84 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eAir Vent Connection (e)\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eG 3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background:#008377CF;color:#fff;padding:8px 12px;text-align:left;font-size:0.9em;\"\u003eCompliance \u0026amp; Warranty\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eCE Marking\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e2014\/68\/EU (Pressure Equipment Directive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003e20 years — SpiroLIFE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\n\u003ch3 style=\"color:#008377;border-bottom:2px solid #008377;padding-bottom:6px;margin-top:28px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdiv style=\"margin:22px 0;\"\u003e\n\u003cdetails style=\"border:1px solid #ddd;border-radius:4px;margin:8px 0;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:10px 14px;cursor:pointer;font-weight:600;border-radius:4px;list-style:none;\"\u003eWhy choose the MBL over the MB3 for a 1¼\" connection?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;font-size:0.95em;\"\u003eThe MBL is not simply a larger MB3 — it incorporates \u003cstrong\u003emagnetic field booster technology\u003c\/strong\u003e that increases magnetic flux density inside the collection chamber. At the flow rates seen in 1¼\" pipework, this additional magnetic force is necessary to capture fine magnetite before it passes through the separator. The MB3 range goes up to Rp 2\" but is designed for lower-velocity applications.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #ddd;border-radius:4px;margin:8px 0;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:10px 14px;cursor:pointer;font-weight:600;border-radius:4px;list-style:none;\"\u003eHow does Rp 1¼\" correspond to metric pipe sizes?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;font-size:0.95em;\"\u003eRp 1¼\" is \u003cstrong\u003eBritish Standard Pipe Taper (BSP) equivalent to approximately 32mm nominal bore\u003c\/strong\u003e. It is the standard thread used on 32mm steel or copper commercial pipework. The external pipe diameter of mating fittings will be approximately 42mm (1½\" OD tube).\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #ddd;border-radius:4px;margin:8px 0;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:10px 14px;cursor:pointer;font-weight:600;border-radius:4px;list-style:none;\"\u003eCan the MBL handle glycol circuits for heat pumps?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;font-size:0.95em;\"\u003eYes. The MBL is rated for \u003cstrong\u003eup to 50% v\/v ethylene glycol\u003c\/strong\u003e, covering all typical antifreeze concentrations in heat pump ground-loop and outdoor unit circuits. For heat pump systems also requiring hydraulic separation between primary and secondary loops, consider the \u003cstrong\u003eSpiroCross AX125J\u003c\/strong\u003e as an alternative single-unit solution.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #ddd;border-radius:4px;margin:8px 0;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:10px 14px;cursor:pointer;font-weight:600;border-radius:4px;list-style:none;\"\u003eWhat G 3\/4\" connection is the air vent port for?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;font-size:0.95em;\"\u003eThe air vent connection on the top of the MBL (labelled 'e' at G 3\/4\") is a \u003cstrong\u003emanual bleed \/ flushing port\u003c\/strong\u003e, not an automatic deaerator. For automatic microbubble removal, install a separate \u003cstrong\u003eSpiroVent RV2\u003c\/strong\u003e on the flow side of the system. The port can also accept the SpiroPlus flush connector for system power-flushing.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #ddd;border-radius:4px;margin:8px 0;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:10px 14px;cursor:pointer;font-weight:600;border-radius:4px;list-style:none;\"\u003eIs annual servicing still sufficient for commercial use?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;font-size:0.95em;\"\u003eFor \u003cstrong\u003ehigh-usage commercial systems\u003c\/strong\u003e or new installations with significant initial debris (new build corrosion products, construction sediment), Spirotech recommends an inspection at \u003cstrong\u003e3 months and then 6 months\u003c\/strong\u003e after commissioning. Once debris has stabilised, an annual drain is usually adequate.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Spirotech","offers":[{"title":"Default Title","offer_id":64950222946653,"sku":"UE125WJ","price":249.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/SpirotechSpiroTrapMBL1-1-4inMagneticDirtSeparatorUE125WJ.jpg?v=1781162681","url":"https:\/\/qualityheating.co.uk\/products\/spirotech-spirotrap-mbl-1-1-4in-magnetic-dirt-separator-ue125wj","provider":"AIZO Quality Heating","version":"1.0","type":"link"}