Environmental Air Systems provides professional heating, cooling, and air quality services to homeowners and businesses in Freehold, NJ. Family-owned since 1993 — trusted across Monmouth County for years.
Freehold — both the Borough and the surrounding Township — sits at the heart of Monmouth County, making it one of the most centrally located communities we serve. As the county seat, Freehold has long been a hub of activity: a dense, historic borough center surrounded by a large township that ranges from established suburban neighborhoods to newer developments to more rural areas further out.
Freehold Borough's older housing stock presents some of the most interesting HVAC work in the county. Many of the borough's homes date back decades — some to the early 1900s — and retrofitting modern, efficient HVAC into these structures requires genuine experience and problem-solving ability. Proper ductwork routing in homes not designed for it, equipment sizing for older construction, and making systems that integrate cleanly with the architecture are all things our team does regularly in Freehold Borough.
Freehold Township tells a different story — one of Monmouth County's fastest-growing areas through the 1990s and 2000s, with large planned communities, newer colonial and contemporary homes, and a mix of residential and commercial development along the Route 9 and Route 537 corridors. These properties need high-efficiency systems, proper zoning, and commissioning done right, and many of the original systems in these homes are now at or approaching replacement age.
Freehold is also home to a substantial commercial and professional services sector — the county seat brings government offices, medical facilities, retail, restaurants, and professional services that all need reliable HVAC coverage. Our commercial team serves Freehold's full business range with the same expertise and accountability we bring to every residential job.
As the county seat, Freehold brings together more property types, ages, and HVAC needs than almost any other community in Monmouth County. From historic borough homes to new Township developments to commercial properties on Route 9 — EAS has the range and the local knowledge to handle all of it, backed by 100+ years of combined experience and a 100% satisfaction guarantee on every job.
From a historic home in Freehold Borough to a newer colonial in the Township — every Freehold job gets the same expert team and 100% satisfaction guarantee.






We're not a national franchise. We're a family-owned Monmouth County company that has been serving Freehold Borough and Township — the heart of the county — since 1993.
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Have a question we didn't cover? Our team is always happy to help Freehold residents and businesses find the right HVAC solution.
VIEW ALL FAQ'SYes — 24/7 emergency HVAC throughout Freehold Borough and Freehold Township. Call (866) 339-4822 any time.
Heating and cooling installation, repair, and replacement, heat pumps, boilers, furnaces, hybrid systems, geothermal, indoor air quality, generators, water heaters, and maintenance plans for residential and commercial properties throughout Freehold Borough and Township.
Yes — free estimates on all new HVAC equipment in Freehold. Call (866) 339-4822 or schedule online.
Yes. Freehold residents can access rebates through JCP&L, New Jersey Natural Gas, and the NJ Clean Energy Program, stackable with manufacturer rebates on qualifying equipment. Ask our team when you schedule your free estimate.