Representing quality equipment for residential &
commercial applications of any size

Learn More

Offering warehousing & dedicated support to our distribution partners

Learn More

Designing custom engineered systems
Check out our projects

Learn More

Training building trade professionals in the best practices

Learn More

Who We Serve

Years of
Solutions

Employee Years of Experience

Brands Proudly Represented

Employees & Growing

Square Feet of Warehousing

Locations
NY, NJ & PA

About Wales Darby

Family-owned and operated since 1974, Wales Darby represents over 30 of the world’s top HVAC, hydronic and plumbing equipment manufacturers. Serving Building Owners/Developers, Engineers, Wholesalers and Contractors in the New York, New Jersey, and Eastern Pennsylvania markets, we facilitate the design, distribution, and technical support of energy-efficient systems for residential and commercial buildings.

Learn More

News

A.O. Smith Pro Water Treatment Systems | Filtration, Softeners & RO Solutions

The A.O. Smith PRO Water Treatment line delivers professional-grade residential water solutions – from advanced reverse osmosis drinking water systems […]

Clean Steam, Simplified: What You Need to Know About the DHT SS Series Unfired Steam Generator

When a project calls for clean steam — whether it’s a hospital sterilization system, a pharmaceutical lab, or a food […]

2026 DOE Water Heater Changes: What You Need to Know

Contractor Quick-Reference Guide New DOE efficiency standards take effect for products manufactured on or after October 6, 2026.* Non-condensing commercial […]

Thermal Energy Storage for Data Centers: Efficient, Resilient Cooling

Data centers require continuous, uninterrupted cooling to protect critical infrastructure. In high-density, high-cost energy markets like New York City and […]

See More News