Compatible heat-pump and combustion-backup systems across Nassau County with written scope, pricing, and scheduling confirmed before authorized work.
A hybrid heating system combines a heat pump with compatible furnace or boiler backup and controls. The design considers load, distribution, electrical capacity, existing equipment, design temperatures, balance-point strategy, fuel rates, and comfort preferences.
No fixed energy or operating-cost savings can be promised. Results depend on the home, equipment performance, weather, controls, electric rates, fuel prices, and occupant settings. As a planning estimate, a straightforward installation often takes 1-2 days; the written proposal will reflect the actual scope, site conditions, permits, equipment availability, and inspection timing. Call for a current appointment window or emergency ETA; timing depends on technician availability, location, traffic, weather, and demand. Project timing is an estimate until the written proposal identifies equipment availability, permits, inspections, access, site conditions, and the authorized scope. Financing is subject to credit approval. Current plans, APRs, terms, and qualification details are maintained on our financing page and may change. The federal 25C tax credit ended for property placed in service after December 31, 2025. HEAR is a separate rebate program previously known as HEEHRA; this page does not promise HEAR eligibility or an amount. Current utility or rebate eligibility and amounts must be confirmed in writing for the installation address and selected equipment before purchase.
Three approaches to match your home and budget
From $10,000
The most common hybrid configuration in Nassau County. Your gas furnace handles the coldest nights while the heat pump delivers efficient heating and cooling the rest of the year.
From $10,000
Perfect for Nassau County homes without natural gas access. Dramatically reduces oil consumption while keeping your boiler or furnace as cold-weather backup.
From $18,000
Premium option using ground-source heat exchange for maximum efficiency. Ground temperatures remain constant year-round, eliminating cold-weather performance drops.
How a hybrid system optimizes costs across Nassau County's winter
| Temperature Range | Active System | Efficiency | Cost | % of Season |
|---|---|---|---|---|
| Milder conditions | Heat pump favored | Model-specific | Use current rates | Home-specific |
| Near balance point | Controls compare sources | Load-dependent | Model both sources | Weather-dependent |
| Colder conditions | Backup may operate | Equipment-specific | Fuel and rate dependent | Design-dependent |
Balance point varies by utility rates, heat pump model, and home insulation. We calculate your specific crossover during the consultation.
Instead of spending $5,000-$8,000 on a straight AC replacement, upgrade to a hybrid system. You'll get a new cooling system AND supplemental heating from the heat pump — plus up to $3,000 in incentives. It's the highest-ROI upgrade when your AC needs replacing anyway.
Nassau County's ASHRAE Climate Zone 4A climate can suit hybrid heating when the equipment, balance point, utility rates, and backup-fuel cost are modeled for the home. A hybrid system can use the heat pump in milder conditions while retaining the furnace or boiler for colder periods. The actual dispatch point and operating cost depend on the matched equipment, controls, building load, and current energy prices.
Nassau County's post-war housing stock — Cape Cods in Levittown, split-levels in Hicksville, colonials in Garden City and Syosset — often has existing forced-air ductwork, but its capacity and condition must be tested before a ducted heat-pump retrofit. Homes with hydronic heating may instead pair ductless or small-duct heat-pump zones with the existing boiler. We evaluate the building load, distribution system, electrical service, and backup strategy before recommending a configuration.
When an aging central air conditioner needs replacement, a heat pump can provide both cooling and supplemental heating while an existing furnace or boiler remains available as backup. Compare the installed scope and modeled operating assumptions for the home before choosing a hybrid design. Federal 25C ended for property placed in service after December 31, 2025, and federal 25D ended for expenditures after that date; any current utility, state, manufacturer, or income-qualified program must be confirmed in writing before it is reflected in net cost.
Equipment capability is confirmed from the make, model, age, condition, and requested scope before scheduling.









Don't see your equipment listed? Call us (516) 259-1191 to confirm service capability for the make and model.
Share the address, existing equipment, goals, and access conditions.
Review load, distribution, electrical or fuel requirements, controls, permits, and site conditions.
Confirm equipment, included work, exclusions, price, coverage terms, and anticipated schedule in writing.
Work begins only after the project-specific proposal is accepted.
Planning ranges begin near $10,000 and vary with heat-pump capacity, retained or replacement backup equipment, controls, distribution, and electrical work. The written diagnosis or proposal controls the authorized scope and total price. Financing is subject to credit approval. Current plans, APRs, terms, and qualification details are maintained on our financing page and may change.
Expert hybrid system design and installation across Nassau County
From our Jericho headquarters, we install hybrid heating systems in Jericho, Syosset, Hicksville, Woodbury, Plainview, Westbury, Old Westbury, Bethpage, Mineola, Carle Place, East Meadow, Old Bethpage, New Cassel, Williston Park, Garden City, Levittown, Hempstead, Uniondale, Farmingdale, Bellmore, North Bellmore, Wantagh, Manhasset, Great Neck, Roslyn, New Hyde Park, Floral Park, Glen Cove, Oyster Bay, Locust Valley, Brookville, Port Washington, and surrounding areas.
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Home+ Air & Heat
55 Jericho Tpke Suite 203, Jericho, NY 11753
Heat pump efficiency + furnace reliability — the best of both worlds