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Your Trusted HVAC Equipment Provider in Westfield, MA
Sterling HVAC has been a leader in the HVAC industry for over five decades, specializing in high-efficiency heating solutions tailored for residential, commercial, and industrial applications. Our product lineup includes unit heaters, rooftop units, and make-up air systems engineered to deliver reliability and performance in demanding environments. With a focus on innovation, we design equipment that meets the unique challenges of agricultural facilities, commercial buildings, and residential spaces. Our commitment to quality is reflected in our thermal efficiency ratings, which range from 80% to 97% across product lines.

Backed by extensive engineering expertise, we serve diverse markets including greenhouses, wastewater treatment plants, and data centers. Our team prioritizes durability in corrosive, humid, or high-moisture conditions, ensuring long-term operational success for clients. As part of Mestek, Inc., we leverage industry-leading resources to maintain our position as a trusted name in HVAC technology.
Services
Unit Heaters Rooftop Units Make-Up Air Units Infrared Heaters Air Handlers
Highlights and features
  • We offer over 50 years of specialized HVAC engineering expertise.
  • Our products deliver thermal efficiency ratings up to 97%.
  • Equipment is designed for durability in corrosive, humid environments.
  • We serve diverse applications from agricultural facilities to data centers.
  • Our engineering team develops solutions for extreme operational conditions.
Services
Unit Heaters
Sterling HVAC's unit heaters provide high-efficiency heating for industrial and commercial spaces. Available in gas-fired and oil-fired models with thermal efficiency up to 97%, these heaters operate effectively in corrosive, humid environments. Ideal for warehouses, greenhouses, and manufacturing facilities requiring durable heating solutions.
Rooftop Units
Commercial rooftop HVAC systems deliver efficient climate control for large buildings. Designed for durability in demanding conditions, these units provide heating and ventilation for office complexes, retail centers, and industrial facilities. Engineered for easy maintenance and long-term performance in varied weather.
Make-Up Air Units
Indoor make-up air units maintain proper ventilation in commercial settings. These systems replace exhausted air while maintaining temperature control, ideal for kitchens, laboratories, and manufacturing plants. High-efficiency models achieve 80-93% thermal efficiency for cost-effective climate management.
Infrared Heaters
Infrared heating solutions provide targeted warmth for residential and commercial spaces. Available in low-intensity and high-intensity models, these heaters efficiently warm patios, workshops, and large industrial areas. Energy-efficient design reduces operating costs while maintaining consistent heat distribution.
Air Handlers
Commercial air handlers manage airflow for HVAC systems in large buildings. Designed for rooftop installation, these units handle 1,500-15,000 CFM airflow capacity. Engineered for durability in demanding environments, they ensure proper air circulation and temperature control across commercial and industrial applications.
Questions
What types of HVAC systems does Sterling HVAC offer?
We offer unit heaters, rooftop units, make-up air systems, infrared heaters, and air handlers for residential, commercial, and industrial applications.
Are Sterling HVAC products energy efficient?
Yes, our products achieve thermal efficiency ratings from 80% to 97%, reducing energy consumption and operating costs for clients.
Can Sterling HVAC equipment handle harsh environments?
Our systems are engineered for durability in corrosive, humid, and high-moisture conditions common in agricultural and industrial settings.
What commercial applications suit Sterling HVAC products?
Our equipment serves office buildings, retail centers, hospitals, data centers, and industrial facilities requiring reliable heating and ventilation.
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