{"product_id":"weil-mclain-510811005","title":"Weil-McLain GV90+ Gas Boiler Combustion Blower - 510811005","description":"\u003cdiv class=\"product-description-wrapper\" style=\"font-family: sans-serif; line-height: 1.6; color: #333; margin-bottom: 25px;\"\u003e\n  \u003cp style=\"margin-bottom: 16px;\"\u003e\n    The Weil-McLain 510811005 is a factory-authorized premium induced-draft combustion blower assembly precision-engineered for the high-efficiency GV90+ gas boiler series. Tasked with maintaining safe internal static pressures, this blower forces pre-mixed air and gas smoothly through the burner matrix while simultaneously exhausting spent combustion byproducts outward through the boiler's positive-pressure vent lines.\n  \u003c\/p\u003e\n\n  \u003cp style=\"margin-bottom: 12px;\"\u003e\u003cstrong style=\"font-size: 15px; color: #111;\"\u003eAdvanced Airflow Dynamics \u0026amp; Performance Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n  \n  \u003cul style=\"margin-top: 0; margin-bottom: 20px; padding-left: 20px;\"\u003e\n    \u003cli style=\"margin-bottom: 10px;\"\u003e\n      \u003cstrong\u003eOptimized Combustion Efficiency:\u003c\/strong\u003e Features a dynamically balanced, tight-tolerance internal blower wheel that maintains consistent volumetric airflow (CFM), guaranteeing optimal fuel-to-oxygen ratios to prevent soot production or flame instability.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 10px;\"\u003e\n      \u003cstrong\u003eHeavy-Duty Thermal Resilience:\u003c\/strong\u003e Outfitted with a premium single-phase PSC motor shielded by a rugged, vibration-dampening housing designed to effortlessly endure the continuous, high-temperature operational demands of centralized hydronic systems.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 10px;\"\u003e\n      \u003cstrong\u003eSeamless Control Integration:\u003c\/strong\u003e Connects directly to the main boiler control module, ensuring rapid modulation and precise prepurge\/postpurge cycles during standard mechanical heating demands.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp style=\"margin-top: 16px; margin-bottom: 0;\"\u003e\n    \u003cstrong\u003eInstallation Requirement Note:\u003c\/strong\u003e This assembly is strictly designed as an original equipment manufacturer (OEM) direct replacement part. Replacing an unstable or whining draft inducer restores quiet operational thresholds and prevents systemic safety lockouts triggered by the flue pressure switch network.\n  \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Weil-McLain","offers":[{"title":"Default Title","offer_id":42910017683550,"sku":"510811005","price":565.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/An_angled_professional_studio_shot_from_image_8e2007.jpg_of_a_Weil-McLain_combustion_blower_kit_showcasing_the_cast-aluminum_fan_scroll_body_integrated_black_cylindrical_motor_top-block_and_the_rectangular_exhaust_flue_flange_port_alongside_a.jpg?v=1782143691","url":"https:\/\/nationalboilersupply.com\/products\/weil-mclain-510811005","provider":"National Boiler Supply","version":"1.0","type":"link"}