Centennial Low Boy Oil Furnace

Williamson CHB-105-DD-S2-W – 105 MBH Front Flue Oil Furnace, Direct Drive Blower

The Williamson CHB-105-DD-S2-W is an 80% AFUE oil-fired warm air furnace designed for residential heating applications requiring a front flue configuration. Built for consistent performance, this model delivers a nominal input of 105,000 BTU/hr and is engineered for long-term durability in high-duty-cycle installations.

Featuring a direct drive multi-speed blower and Beckett burner compatibility, this furnace offers dependable oil combustion and balanced airflow control. It is suitable for installations where a compact footprint and front venting access are required for mechanical room constraints or retrofit applications.

Core Features

• BTU Input: 105,000 BTU/hr capacity provides reliable heat output for mid- to large-sized residential spaces.
• AFUE Efficiency: Rated at 80% Annual Fuel Utilization Efficiency to meet regional compliance for standard-efficiency systems.
• Direct Drive Blower: Multi-speed blower motor delivers consistent air circulation with reduced electrical load compared to belt-drive alternatives.
• Front Flue Design: Simplifies vent pipe routing for installation in limited-access or retrofit conditions.
• Heavy-Duty Cabinet: Constructed from high-gauge steel with reinforced panels for long-term reliability and thermal retention.

Technical Details

• Model: CHB-105-DD-S2-W
• Fuel Type: #2 Heating Oil
• Burner Type: Beckett (factory-matched)
• Efficiency: 80% AFUE
• Flue Location: Front
• Blower Configuration: Direct Drive, Multi-Speed

Installation Notes

Installation must be completed by a licensed HVAC professional. Proper setup includes flue alignment, burner calibration, oil line connection, and airflow balancing. Clearance to combustibles, duct sizing, and electrical supply must comply with local mechanical code requirements and manufacturer guidelines.

Professional Application

This unit is appropriate for contractors seeking a standard-efficiency oil furnace with a compact design and straightforward installation. The CHB-105-DD-S2-W is well-suited for base-level heating system replacements in areas where utility gas is unavailable and oil remains the primary energy source.