Question 1

How much does a Luxaire HVAC system cost installed?

Accepted Answer

A Luxaire central AC and furnace combo installed on Long Island typically runs $8,400 to $14,200. Luxaire sits in the value tier under Johnson Controls — sharing platforms with York and Coleman HVAC.

Question 2

Why is my heating bill so high?

Accepted Answer

High bills usually stem from: old, inefficient equipment (pre-2010 furnaces waste 20-40% more energy), dirty filters restricting airflow, leaky ductwork losing up to 30% of heat, poor insulation, or thermostat programming issues. Our tune-up identifies efficiency problems.

Question 3

How much does a Viessmann boiler cost installed?

Accepted Answer

Viessmann boiler installations on Long Island typically run $10,500 to $18,500 — premium territory. The Vitodens 100-W is the entry point; the Vitodens 200-W with communicating controls sits at the top. Complex hydronic zoning and gas-line upgrades push higher.

Question 4

How much does a Bosch mini-split cost installed?

Accepted Answer

A single-zone Bosch mini-split installed on Long Island typically runs $4,200 to $6,900. Multi-zone systems (2–5 heads) range from $9,000 to $19,500 depending on the outdoor unit and head count. Bosch prices between value brands and Mitsubishi/Daikin.

Question 5

How much does a Tempstar HVAC system cost installed?

Accepted Answer

A Tempstar central AC and furnace combo installed on Long Island typically runs $8,500 to $14,500 depending on tonnage, efficiency (SEER2/AFUE), and whether ductwork is being modified. Tempstar prices roughly 10–20% below Carrier with shared internals.

Question 6

How much does a Carrier Infinity multi-zone heat pump cost installed?

Accepted Answer

A Carrier Infinity multi-zone system installed on Long Island typically runs $12,500 to $26,000 depending on the outdoor unit tonnage (2-to-5 tons) and the number of indoor heads (2 to 5). The new R-454B refrigerant models cost slightly more than the retired R-410A units but meet 2025+ EPA requirements.

Question 7

How much does a Day & Night furnace cost installed?

Accepted Answer

A Day & Night gas furnace installed on Long Island typically runs $4,700 to $8,700. Day & Night is a Carrier-family value brand, so pricing tracks 10–20% below Carrier/Bryant with shared internals.

Question 8

How do I know if I need a new system vs. repair?

Accepted Answer

Consider replacement if your system is 15+ years old, requires frequent repairs, has R-22 refrigerant (being phased out), or repair costs exceed 50% of replacement. A good contractor will honestly assess whether repair or replacement makes more sense.

Question 9

How much does a Carrier heat pump cost installed on Long Island?

Accepted Answer

A Carrier heat pump installation on Long Island typically runs $9,800 to $18,500 depending on capacity, SEER2 rating, and whether ductwork is being added or reused. The Infinity Series 24VNA6 variable-speed unit sits at the top of that range and qualifies for PSEG-LI Home Comfort rebates up to $4,000 (market) or $7,500 (income-qualified).

Question 10

What rebates are available for boilers in 2026?

Accepted Answer

Rebates apply to natural gas boilers only. Federal tax credits of up to $600 may also apply for ENERGY STAR certified units. We handle all rebate paperwork for installations we complete.

Question 11

What is the best smart thermostat in 2026?

Accepted Answer

For most Long Island homes in 2026, the Ecobee Smart Thermostat Premium is the top pick — best-in-class occupancy sensing, built-in air quality monitor, and compatibility with virtually any HVAC system. The Google Nest Learning Thermostat (4th gen) is a close second with a cleaner interface. Honeywell T10 Pro leads for whole-home multi-zone.

Question 12

How much does an Armstrong Air furnace cost installed?

Accepted Answer

An Armstrong Air furnace installed on Long Island typically runs $5,000 to $8,900 depending on efficiency (80% vs 97% AFUE), capacity, and whether venting or gas lines need updates. The Pro Series variable-speed sits at the top of that range.

Question 13

How much does a Slant/Fin boiler cost installed?

Accepted Answer

A Slant/Fin boiler installation on Long Island typically runs $6,800 to $12,500 depending on model — the Sentry cast-iron atmospheric line is the value pick; the Concept CHS condensing line sits at the top of the range.

Question 14

What is the best water heater brand in 2026?

Accepted Answer

For most Long Island homes in 2026, Rheem is the top overall pick — broadest lineup (tank, tankless, heat pump), strongest parts availability, and competitive pricing. Bradford White is the contractor's choice for premium tank builds. Rinnai leads for gas tankless. A. O. Smith is a strong value alternative.

Question 15

How much does a Samsung mini-split cost installed?

Accepted Answer

A single-zone Samsung mini-split installed on Long Island typically runs $3,900 to $6,500, generally 10–15% below Mitsubishi with strong warranty coverage. Multi-zone systems range from $8,500 to $18,000 depending on head count and capacity.

Question 16

How much does a Ducane HVAC system cost installed?

Accepted Answer

A Ducane central AC and furnace combo installed on Long Island typically runs $8,200 to $13,800. Ducane sits in the value tier under Lennox — sharing core platforms while pricing 15–20% below Lennox-branded equipment.

Question 17

How much does a Rheem furnace cost installed on Long Island?

Accepted Answer

A Rheem gas furnace installation on Long Island typically runs $5,200 to $9,800 depending on efficiency (80% vs 96% AFUE), capacity, and whether the venting or gas line needs upgrading. Rheem Endeavor Prestige variable-speed units sit at the top of that range.

Question 18

How much does a Comfortmaker furnace cost?

Accepted Answer

A Comfortmaker gas furnace installed on Long Island typically runs $4,800 to $8,500. Comfortmaker sits in the value tier under the ICP (Carrier) umbrella, so pricing is often 10–20% below equivalent Carrier or Bryant units with similar core components.

Question 19

How often should you flush a water heater?

Accepted Answer

For Nassau County homes: Traditional tank water heaters should be flushed every 12 months. Tankless systems need descaling every 12-18 months. Homes with hard water should flush every 6-9 months. Our region has moderate-to-hard water, sediment buildup happens quickly, many homes use older plumbing, and local water often carries mineral residue. A yearly flush is the best way to avoid expensive replacements.

Question 20

How much does an NTI boiler cost to install on Long Island?

Accepted Answer

A complete NTI boiler installation on Long Island typically ranges from $8,500 to $14,500, depending on model, capacity, and whether venting or gas-line upgrades are required. NTI Trinity Ti and FTV series condensing units sit at the upper end; smaller residential units run less. Home+ Air & Heat provides free written estimates before any work begins.

Question 21

What is the number one HVAC brand?

Accepted Answer

Carrier is the #1 HVAC brand overall for 2026. Founded by Willis Carrier — the inventor of modern air conditioning — Carrier leads in reliability, efficiency, dealer network density, and Long Island parts availability through F.W. Webb and Sid Harvey's distributors. Trane is a close second, especially for homeowners who prioritize durability and longevity over cutting-edge features.

Question 22

How much does a Mitsubishi mini-split cost installed on Long Island?

Accepted Answer

A single-zone Mitsubishi mini-split installed on Long Island typically runs $4,800 to $7,500. Multi-zone systems (2–5 heads) range from $9,500 to $22,000 depending on the outdoor unit and head count. Hyper-Heat H2i units cost slightly more but qualify for PSEG-LI rebates.

Question 23

What is the best boiler brand for Long Island homes?

Accepted Answer

For Long Island homes, Weil-McLain and Burnham are the top choices. Weil-McLain excels for steam systems common in pre-war homes across Garden City, Hempstead, and Freeport. Burnham's Alpine series is ideal for hot water systems, offering 95% efficiency and strong  Both brands have excellent local parts availability through distributors in Hicksville.

Question 24

What financing plans does Homets Air & Heat offer through Synchrony Bank?

Accepted Answer

We offer multiple Synchrony Bank plans: For installations - Plan 924 (0% interest for 18 months, 2.50% monthly factor), Plan 980 (5.99% fixed APR, 3.00% factor), and Plan 965 (11.99% APR, 1.75% factor). For repairs - Plan 965 at 11.99% fixed APR. All plans have no prepayment penalties.

Question 25

How much does a Laars boiler cost installed?

Accepted Answer

Laars boiler installations on Long Island typically run $7,500 to $13,000. The Mascot FT combi and NeoTherm commercial-grade lines cost more; the Endurance EBP residential series is more budget-friendly. Complex venting or gas-line changes add to the total.

Question 26

How much does a US Boiler installation cost on Long Island?

Accepted Answer

A US Boiler installation on Long Island typically runs $7,800 to $14,200 depending on model, size, and whether venting or gas lines need updating. The Alpine and Aspen FTV condensing lines sit at the top of that range; the ES2 cast-iron line is more budget-friendly.

Question 27

How does the 18-month deferred interest HVAC financing work?

Accepted Answer

With Synchrony Plan 924, you pay 0% interest if you pay the full balance within 18 months. Interest is deferred, not waived - if any balance remains after 18 months, interest is calculated from the original purchase date. This plan is ideal for homeowners who can pay off their HVAC installation quickly.

Question 28

Why should homeowners NOT flush their own water heater?

Accepted Answer

DIY flushing can cause scalding injuries, flooding, tank damage, stuck valves, broken drain ports, burned-out heating elements, gas leaks, and electrical hazards. Most homeowners avoid flushing because one mistake can ruin a $1,500-$3,000 system. Professionals use correct pressure, know manufacturer procedures, prevent sediment blockages, avoid damaging valves, test safety components, and handle gas/electric safely. It's worth doing right.

Question 29

Is a heat pump worth it in Long Island?

Accepted Answer

Yes, heat pumps work very well on Long Island where winters are relatively mild compared to upstate NY. Modern cold-climate heat pumps maintain efficiency down to 5°F. You'll save 30-50% on heating costs versus a gas furnace, plus get cooling included. With federal tax credits up to $2,000, the payback period is typically 5-7 years.

Question 30

What certifications should HVAC contractors have?

Accepted Answer

Look for NATE (North American Technician Excellence) certification, which indicates technicians have passed industry exams. Manufacturer certifications (Carrier Expert, Lennox Premier) show specialized training. EPA Section 608 certification is required for handling refrigerants.

Question 31

What SEER rating should I look for?

Accepted Answer

For heat pumps in New York, look for a minimum SEER2 rating of 15. Higher SEER ratings (18-22) cost more upfront but save significantly on energy bills. For Long Island's climate, SEER2 16-18 offers the best balance of efficiency and cost. HSPF2 rating (heating efficiency) is equally important—aim for 8.5 or higher.

Question 32

What qualifies as a heating emergency?

Accepted Answer

A heating emergency is any situation where your home has no heat and temperatures are below 60°F indoors, especially when temperatures are dropping. We also prioritize homes with infants, elderly, or individuals with medical conditions.

Question 33

Can I pay off my HVAC financing early without penalties?

Accepted Answer

Yes! All Synchrony Bank financing plans through Homets Air & Heat allow early payoff without prepayment penalties. This is especially beneficial with our 18-month deferred interest plan - paying early means you pay zero interest.

Question 34

What's the difference between tank and tankless water heater flushing?

Accepted Answer

Tank water heater flush removes bottom sediment, prevents overheating, protects heating elements, improves water temperature, and extends tank lifespan. Tankless water heater descaling removes internal scale, protects heat exchangers, increases efficiency, prevents error codes, and restores water flow. We perform both types of service.

Question 35

What's the best furnace brand for Nassau County?

Accepted Answer

Top brands we recommend include Carrier, Lennox, Trane, and Rheem. Carrier offers the best balance of reliability and value. Lennox provides the highest efficiency options (up to 98.7% AFUE). Trane is known for durability. For budget-conscious homeowners, Goodman offers solid performance at lower cost.

Question 36

What credit score do I need for HVAC financing approval?

Accepted Answer

Synchrony Bank considers multiple factors beyond credit score. We offer three installation plans for different credit profiles: Plan 924 and 980 for stronger credit, and Plan 965 (our fallback plan) designed for wider approval. Many homeowners with fair credit qualify for financing.

Question 37

Will flushing reduce my energy bills?

Accepted Answer

Yes, removing sediment can reduce energy consumption by 20-30%. When sediment insulates the heating elements, your water heater must work harder and longer to heat water. The energy savings typically pay for the flush service within the first few months, and many homeowners see immediate reductions in their monthly utility bills.

Question 38

How quickly can you respond to no-heat emergencies?

Accepted Answer

Our average emergency response time is 2-4 hours throughout Nassau County. We prioritize no-heat calls and dispatch the closest available technician immediately. We're available 24/7, including nights, weekends, and holidays.

Question 39

Do you offer financing for new heating systems?

Accepted Answer

Yes! We offer flexible financing through Synchrony Bank. For installations, choose from 0% interest for 18 months (Plan 924), 5.99% fixed APR (Plan 980), or 11.99% fixed APR (Plan 965). For repairs, Plan 965 offers 11.99% APR with affordable monthly payments. Quick approval and no prepayment penalties.

Question 40

What happens if I don't flush my water heater?

Accepted Answer

Ignoring a flush leads to slower hot water delivery, higher energy bills, sediment-crusted heating elements, premature failure, rust or leaks, burned-out heating components, and reduced tank capacity. Think of it as an oil change for your water heater—skip it, and the system suffers. Regular flushing prevents all of these expensive problems.

Question 41

What should I do while waiting for the technician?

Accepted Answer

Keep interior doors closed to trap heat in occupied rooms. Use safe space heaters if available. Never use your oven or stovetop for heating. Dress in layers and use blankets. If pipes are at risk of freezing, open cabinet doors under sinks.

Question 42

Are Rheem furnaces reliable?

Accepted Answer

Rheem furnaces have a strong reliability record, especially the Prestige and Classic Plus series. Consumer Reports and independent HVAC surveys consistently rank Rheem in the top tier for gas-furnace dependability. The Endeavor Line (introduced 2022) uses a modular design that speeds up service calls.

Question 43

How long do Trane furnaces last?

Accepted Answer

Trane furnaces are legendary for durability—we regularly service units from the 1990s still running reliably in Levittown and Hicksville homes. With proper annual maintenance, expect 25-30 years from a Trane furnace. The heavier 20-gauge steel construction (vs. industry-standard 22-gauge) and robust heat exchangers contribute to this exceptional longevity. This durability justifies the premium pricing for homeowners who plan to stay long-term.

Question 44

Is Bryant as good as Carrier?

Accepted Answer

Bryant furnaces are built in the same Carrier factories using identical core technology. The heat exchangers, gas valves, and control systems are the same—only the branding differs. Bryant typically costs 10-15% less than equivalent Carrier models while delivering the same performance and longevity. Parts are 100% interchangeable. For value-conscious Nassau County homeowners, Bryant offers Carrier quality at a better price.

Question 45

Is Laars a reliable boiler brand?

Accepted Answer

Laars has been building boilers since 1948 and is owned by Bradford White. The Mascot FT and NeoTherm lines have strong reputations for reliability in both residential and light-commercial settings. Their stainless heat exchangers hold up well against Long Island's hard water when paired with proper commissioning.

Question 46

What's the best steam boiler brand for old Long Island homes?

Accepted Answer

Weil-McLain is our top recommendation for steam systems. Their cast iron EG series has been the industry standard for decades, with lifetime heat exchanger warranties and excellent parts availability through F.W. Webb in Hicksville. Burnham's Independence series is a close second. Both handle the start-stop cycling of Long Island's moderate winters without cracking.

Question 47

Should I choose a boiler or furnace for my Nassau County home?

Accepted Answer

If your home has radiators or baseboard heat, you need a boiler. Furnaces use forced air through ducts. Most pre-war Long Island homes (1920s-1950s) have boiler systems. Boilers are more efficient for radiant heat and provide more even warmth, but furnaces can add central air conditioning. Newer homes in Levittown and similar developments often have furnaces.

Question 48

What is puffback and how dangerous is it?

Accepted Answer

Puffback is a delayed ignition explosion that occurs when unburned oil accumulates in the combustion chamber and suddenly ignites. It can blow soot throughout your home, damage the boiler, and cause injury. It's caused by repeated reset attempts or ignition problems.

Question 49

Is Slant/Fin a reliable boiler brand?

Accepted Answer

Slant/Fin has been building boilers in Greenvale, NY since 1949 — a Long Island company. The cast-iron Sentry line is a proven workhorse (25+ year lifespans are common) and the condensing lines have improved substantially in the last decade. Parts availability across Long Island is excellent given local manufacturing.

Question 50

Are Samsung mini-splits any good?

Accepted Answer

Samsung mini-splits are a solid mid-tier option — the WindFree line offers unique draft-free cooling, and the Max Heat cold-climate models perform well down to 5°F. Reliability trails Mitsubishi and Daikin slightly, but the price gap makes them a smart value pick. Long-term parts availability is a small concern versus the top two brands.

Frequently AskedQuestions

Browse by Category

Cooling Systems

Heating Systems

Emergency Services

General & Smart Home

Popular Questions

Still Have Questions?