{"product_id":"weil-mclain-561-444-101-inspection-plug-for-ultra-commercial-slimfit-boiler-models-550-750-heat-exchanger","title":"Weil-McLain 561-444-101 Inspection Plug for Ultra Commercial \/ Slimfit Boiler (Models 550\/750) Heat Exchanger","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe Weil-McLain 561-444-101 is an inspection plug designed for the Ultra Commercial and Slimfit boilers, specifically for models 550 and 750. This essential component helps maintain the efficiency and safety of the heat exchanger. From routine inspections to maintenance tasks, this plug is vital for ensuring optimal boiler performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Weil-McLain models 550 and 750\u003c\/li\u003e\n\u003cli\u003eDesigned for easy installation\u003c\/li\u003e\n\u003cli\u003eDurable construction for long-lasting use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\u003cp\u003eThe inspection plug allows for routine maintenance checks and is a key component in the heat exchanger management.\u003c\/p\u003e\u003ch3\u003eProduct Information\u003c\/h3\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Weil-McLain\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: 576438\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 2 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Depth\u003c\/strong\u003e: 3 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Width\u003c\/strong\u003e: 3 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Height\u003c\/strong\u003e: 2 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e: 383-600-320, 383-600-321\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WEIL-MCLAIN","offers":[{"title":"Default Title","offer_id":43138541977694,"sku":"561444101","price":76.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/188944548.png?v=1786219531","url":"https:\/\/nationalboilersupply.com\/products\/weil-mclain-561-444-101-inspection-plug-for-ultra-commercial-slimfit-boiler-models-550-750-heat-exchanger","provider":"National Boiler Supply","version":"1.0","type":"link"}