All Service Heating and Conditioning Inc. has been the go-to HVAC company for Islip Terrace and the surrounding South Shore communities for years, serving homeowners and businesses throughout Suffolk County with heating, cooling, plumbing, and oil burner services. Located at 2975 Sunrise Highway in Islip Terrace, the company operates from the heart of the community it serves — a deliberate choice that reflects a commitment to fast response times and genuine local accountability. With 92 Google reviews averaging 4.2 stars, the company has built its reputation one service call at a time, earning the trust of families in East Islip, Bay Shore, Bohemia, and beyond through honest recommendations, skilled workmanship, and transparent pricing.
The team at All Service Heating and Conditioning Inc. brings factory certifications across a broad range of industry-leading brands: Trane, Carrier, Rheem, Mitsubishi, Fujitsu, Rinnai, York, Coleman, Ruud, and Lennox. That breadth of certification matters in Islip Terrace's diverse housing market, where the age and type of HVAC equipment varies enormously from one block to the next. A technician who is comfortable with both a 1970s cast-iron oil boiler and a modern variable-speed heat pump provides customers with continuity of service — they don't need to search for a different contractor when they upgrade or when a legacy system needs expert attention. The company's service offering spans HVAC installation and repair, oil burner service and installation, water heater service and installation, oil tank service, central air installation and repair, warm air furnace service, aqua boiler service, emergency HVAC service, and restoration services.
Customer relationships at All Service Heating and Conditioning Inc. are built on communication and follow-through. When a technician arrives at a home in Islip Terrace or East Islip, they explain what they're inspecting, what they're finding, and what the options are — including the honest assessment of when repair is the right answer and when replacement makes better financial sense. No homeowner should feel pressured into a system replacement they don't need, and no homeowner should be left running an aging system that costs more to maintain than a new one would cost to finance. That philosophy, applied consistently across 92 service interactions and counting, is what generates repeat calls and referrals in this community.
Why Choose All Service Heating and Conditioning Inc. for HVAC in Islip Terrace?
Islip Terrace homeowners choosing an HVAC contractor face a wide range of options — and not all of them bring the same level of accountability, expertise, or community roots. All Service Heating and Conditioning Inc. is a licensed, insured, locally owned company with a physical address in Islip Terrace, factory certifications on the brands most commonly found in Suffolk County homes, and a track record of 92 customer reviews that you can read in full before you make the call. When you hire this company, you're working with a team that knows the housing stock in your neighborhood, understands the climate demands of the South Shore, and will be here for the next service call — not a national franchise that rotates subcontractors through your market. Call (631) 254-4328 to schedule service or request an estimate for your Islip Terrace home.
All Service HVAC
Our HVAC Services for Islip Terrace and Suffolk County Homes
All Service Heating and Conditioning Inc. offers a comprehensive menu of HVAC and plumbing services designed to cover everything a Suffolk County homeowner needs in a single relationship. The service list includes heating systems installation and repair, central air conditioning installation and repair, oil burner service and installation, water heater service and installation, oil tank service, warm air furnace service, aqua boiler service, plumbing services, emergency HVAC response, and restoration services. Whether you're scheduling an annual oil burner tune-up before the first cold snap or calling at midnight because your heat went out in January, All Service Heating and Conditioning Inc. has the equipment, credentials, and staff to handle the job correctly the first time.
Read our homeowner's guide to HVAC maintenance in Islip Terrace
Our Commitment to Islip Terrace and the South Shore Community
All Service Heating and Conditioning Inc. is not just a business operating in Islip Terrace — it is part of the community fabric of the South Shore. The company understands that a heating failure in January or an air conditioning breakdown in August is a genuine hardship for a family, and it staffs and equips accordingly: service vehicles stocked with common repair parts, licensed technicians available for emergency calls, and a dispatch process that prioritizes no-heat and no-cool calls. The company's commitment extends to transparent pricing, permit compliance, warranty registration, and follow-up — the details that separate a professional HVAC contractor from a handyperson with tools. For Islip Terrace, East Islip, Bay Shore, and the surrounding towns, All Service Heating and Conditioning Inc. is the HVAC partner homeowners call first and return to every season.
Areas We Serve
All Service Heating and Conditioning Inc. serves customers throughout Islip Terrace and Suffolk County, including Bay Shore, East Islip, Islip, Bohemia, Oakdale, Brightwaters, West Islip, and Great River. Whether you're in a newer home in Bohemia or an older colonial in East Islip, our HVAC team provides heating, cooling, oil burner, water heater, and plumbing services for every season.
