Description
Weil-McLain Ultra Series 4 80,000 BTU Condensing Gas Boiler – W383500732
Weil-McLain is a leading North American Brand of hydronic comfort heating systems for residential, commercial and institutional buildings, since 1881. Contractors, engineers, architects, homeowners, and facility managers alike rely on Weil-McLain boilers for their comfort heating needs. Installed in homes, offices, schools, restaurants, hotels, and other facilities throughout North America, the Weil-McLain brand is among the most trusted and often used in the building industry.
Features
- Cast aluminum coated heat exchanger
- Designed to operate in low temperature condensing applications
- Outdoor reset and domestic hot water priority
- Modulates with 5:1 turn-down ratio
- High grade stainless steel burner features quiet operation
- U-Control gives the power for easy set-up and maintenance
- Multiple set-up and zone options
- System sensing recognizes system and outdoor temperatures
- Temperature management for up to three different set-points
- Control multiple boilers from a single control panel
- Standard screen messages provide service alerts and maintenance reminders
What Our Experts Think
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High-efficiency condensing design: Delivers up to 95% AFUE performance, meaning more heat delivered with less fuel — excellent for reducing energy costs.
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Right-sized capacity: 80,000 BTU output suits mid- to large-sized homes or commercial spaces with significant heating demand.
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Durable, reliable build: Weil-McLain’s Ultra Series is known for robust construction and long-term reliability in everyday heating applications.
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Quiet and smooth operation: Engineered for stable combustion and reduced noise compared with older boiler models.
Product Q&A
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What type of boiler is this?
A high-efficiency condensing gas boiler that recovers heat from exhaust gases to improve overall efficiency. -
What is the recommended application?
Designed for forced hot water heating in residential and light commercial systems (hydronic baseboard, radiators, or in-floor heating). -
What fuel does it use?
Natural gas (verify model configuration if converting to LP). -
Does it require a special venting system?
Yes — condensing boilers typically use PVC or CPVC for low-temperature venting because of cooler exhaust gases.
Maintenance Tips
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Annual professional tune-up: Have a qualified HVAC technician inspect and clean the burner, heat exchanger, and controls before heating season.
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Check condensate drain: Ensure the condensate line is clear and draining properly to avoid blockages and corrosion.
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Monitor pressure: Keep system pressure within manufacturer-recommended range and adjust as needed.
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Clean air intake and vents: Clear dust and debris from intake vents and combustion air openings for safe operation.
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Inspect for leaks: Periodically check around fittings, valves, and connections for any signs of water or gas leaks.
Reviews
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