API/Delta T Distributors: Experienced HVAC Repair Serving Waltham, MA 02451
301 2nd Ave, Waltham, MA 02451
Questions and Answers
Do you provide custom ductwork for home renovation projects in Waltham?
Yes, absolutely. Our Waltham location is part of a network that includes our own sheet metal manufacturing shops. This allows us to fabricate and supply custom ductwork on-site, ensuring a precise fit for renovations, additions, or system replacements in local homes and businesses.
My Waltham home has a boiler system and uneven radiator heat. Can you help?
Yes, we specialize in hydronic (hot water) heating systems common in many older Waltham homes. We carry balancing valves, circulators, and controls from brands like Lochinvar and Viessmann that can correct heat imbalance. Our team can help you or your contractor identify the right parts to restore even warmth throughout your house.
As an HVAC contractor, what brands can I find at your Waltham will-call?
Our Waltham distribution center stocks a comprehensive range of trusted brands for both HVAC and hydronic work. This includes Rheem and LG for air conditioning and heat pumps, Lochinvar and Viessmann for boilers and water heaters, and Aprilaire for air quality. We support contractors with the products needed for complete system installations and service.
Business Offerings
- HVAC installation or replacement
- HVAC system repair
Local Business Overview
Since 1987, API of New Hampshire/Delta T Distributors has served as a trusted HVAC and hydronic distribution hub for New England, with a dedicated branch in Waltham, MA. More than just a supplier, we operate two sheet metal manufacturing facilities, enabling us to provide custom ductwork and specialized hydronic system design. Our network includes eight additional locations across the region, from Portsmouth, NH, to Warwick, RI, ensuring reliable access to leading brands like Rheem, Lochinvar, LG, Viessmann, and Aprilaire. We are a resource for both professionals and homeowners, offering expert guidance and the products needed to maintain comfortable, efficient homes and businesses.
Business Location & Hours
| Mon: | 7:00 AM - 5:00 PM |
| Tue: | 7:00 AM - 5:00 PM |
| Wed: | 7:00 AM - 5:00 PM |
| Thu: | 7:00 AM - 5:00 PM |
| Fri: | 7:00 AM - 5:00 PM |
| Sat: | Closed |
| Sun: | Closed |
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