Enercare

If you mean residential HVAC equipment brands, rather than installation contractors, these are the names I’d put on a Canadian homeowner’s shortlist. There isn’t one best brand for every house: existing ducts, winter temperatures, fuel prices and the quality of the local installer all matter. Natural Resources Canada recommends having a contractor calculate the home’s heating and cooling needs before selecting equipment. (natural-resources.canada.ca)

My practical picks: Start with Mitsubishi for an all-electric cold-climate system; Carrier or KeepRite for a furnace or dual-fuel replacement; and Napoleon if Canadian-made furnace equipment is important to you. These are shopping recommendations, not a verified Canadian sales-volume ranking.

Get three installed quotes. Ask each contractor for the heat-loss calculation, exact indoor/outdoor model numbers and matched-system rating, heating capacity at your local winter design temperature, backup-heat plan, and separate parts and labour warranty terms. Don’t assume an old rebate still applies: the federal Canada Greener Homes Grant is closed, so check current provincial and utility programs before buying. (natural-resources.canada.ca)

Top HVAC brands in Canada

Most of the rankings I found come from installers and comparison sites, so they partly serve as marketing. The same names show up across nearly all of them, though.

Heat pumps and mini-splits (cold-climate)

• Mitsubishi Electric (Hyper-Heat): Mitsubishi Electric (Hyper-Heat) and the Lennox cold-climate line are named the strongest choices for cold-climate performance in Canada. It's also ranked first overall for ductless systems in one roundup, ahead of Daikin, Fujitsu and LG.
• Daikin and Fujitsu: Both offer models tailored for cold climates, alongside Mitsubishi. Daikin or Mitsubishi are also suggested if you want the best warranty.
• Napoleon: This is the pick if you want Canadian-made. One installer calls it the best Canadian-made option, with units rated to operate down to −30°C.
• Carrier Infinity: One review site picks the Carrier Infinity 27VNA3 as best ducted whole-home heat pump. It cites the largest owner pool and the Greenspeed cold-climate flagship.
• Lennox: It's often considered a top-tier choice for homeowners who prioritize performance and cutting-edge technology. A common setup is a Lennox or Carrier hybrid heat pump paired with an existing gas furnace.

Furnaces and central AC (ducted)

• Carrier / Bryant and the KeepRite family: KeepRite is the dominant ICP-family brand in Canada, alongside Heil, Tempstar and Comfortmaker. It shares hardware with Carrier and Bryant. You may see these brands quoted by many contractors.
• Trane: Trane is consistently among the first names HVAC professionals mention for reliability.
• Lennox: Premium pricing, with advanced controls.
• Rheem / Ruud: Rheem and Ruud are their own family, with a strong furnace and AC track record. Ruud is the same equipment under a different badge.
• Bosch: Often cited as a good ducted value pick. Bosch IDS and Carrier/Bryant are named best all-round ducted value.

Budget options

• Goodman (and Amana): Goodman is now owned by Daikin and is among the best-selling budget heat pump brands in Canada. It makes sense for rental properties or tight budgets. Mini-split budget brands like Senville and MrCool also appear on Canadian lists.

Quick picks

Tips

• The installer matters as much as the brand. A poorly installed premium unit will underperform. Get at least 3 quotes and check that the installer is a licensed, brand-authorized dealer.
• Look for cold-climate certification. For Canadian winters, choose a unit with Cold Climate Air Source Heat Pump (ccASHP) certification.
• Check rebates. Programs vary by province and change often, so confirm

When looking at HVAC in Canada, it helps to break the market into two categories: the equipment manufacturers (the brand of heat pump, furnace, or AC sitting outside/in your basement) and the service companies (the contractors who sell, install, and maintain them).

HVAC needs in Canada vary significantly depending on where you live—from humid Ontario summers and freezing Prairie winters to mild, wet BC coastal weather. Because of this, cold-climate heat pumps (CCHPs) paired with high-efficiency gas furnaces (hybrid dual-fuel setups) are the most popular home upgrades across the country.

The top HVAC brands and service companies that Canadians actually use are detailed below.

1. Top Equipment Brands in Canada

Best for Cold-Climate Heat Pumps: Mitsubishi Electric

• Famous Product Line: Zuba-Central and Hyper-Heat (H2i) systems.
• Why Canadians love it: Mitsubishi is widely considered the gold standard in Canada for heat pump technology. The Zuba-Central is custom-built for harsh Canadian winters and can maintain full heating capacity down to -15°C to -25°C, keeping homes warm without relying heavily on auxiliary back-up heat even when temperatures drop to -30°C.
• Best for: Ducted or ductless homes in Ontario, Quebec, BC, and Atlantic Canada looking for serious winter efficiency.

Best Premium All-Rounders: Carrier & Lennox

• Carrier (Infinity Series): Highly rated for durability, whisper-quiet operation, and nationwide parts availability. Carrier's modulating gas furnaces and hybrid heat pumps perform exceptionally well in Canadian extremes. (Note: Bryant is built by the same parent company and offers near-identical performance at a slightly lower price point).
• Lennox (Dave Lennox Signature Collection): Known for driving high efficiency ratings (up to 99% AFUE gas furnaces and high SEER2/HSPF2 heat pumps). Lennox systems offer premier smart-thermostat integration, though replacement parts can sometimes carry a premium price tag.

Best Made-in-Canada Brands: Napoleon & Dettson

• Napoleon Heating & Cooling (Barrie, Ontario): Famous for fireplaces, Napoleon manufactures high-quality gas furnaces and cold-climate heat pumps right in Ontario. They offer strong warranties, rugged build quality, and great local customer support.
• Dettson (Sherbrooke, Quebec): A Canadian pioneer in "right-sized" smart heating systems. Dettson specializes in compact, high-efficiency modulating furnaces and variable-speed heat pumps built specifically to handle cold northern climates.

Best Overall Reliability: Trane

• Famous Slogan: "Hard to stop a Trane."
• Why Canadians love it: Trane (and its sister brand American Standard) uses heavy-duty, proprietary heat exchangers and aluminum coils that resist corrosion from winter road salt air and high humidity. They are built like tanks and consistently rank high for long-term reliability.

Best Value / Budget Option: Goodman (by Daikin)

• Why Canadians love it: Goodman offers simple, reliable, no-frills heating and cooling at a significantly lower price than Lennox or Trane. They are extremely popular with builders, starter-home owners, and landlords. Daikin also backs Goodman with solid warranties.

2. HVAC Installation & Service Companies in Canada

In Canada, equipment quality is only half the equation—the installer matters more than the brand. A bad installation can ruin a top-of-the-line system.

Major Corporate Installers (National / Regional):

• Reliance Home Comfort: Operating across Ontario, Western Canada, and Manitoba. Known for 24/7 service calls, rental programs, and financing.
• Enercare: Major presence in Ontario, Quebec, and Alberta. Very common for water heater rentals, heat pumps, and maintenance protection plans.
• Right Time Heating & Air Conditioning: A network of long-standing local HVAC companies across Canada (e.g., AtlasCare, Boonstra, Romaniuk, A1 HVAC).

A Note on Renting vs. Buying HVAC: Corporate providers often push equipment rental contracts (where you pay $80–$150+/month for life). While this includes free maintenance, long-term rental contracts can add up to double the upfront cost of the system and complicate selling your home. Most financial advisors in Canada recommend buying/financing directly whenever possible.

Local Independent Pros (Often the Best Choice):

For the best price-to-workmanship ratio, many Canadian homeowners hire local, independent HVAC contractors. When choosing a local company, look for:

• TSSA Certification (in Ontario) or Red Seal / Provincial Gas & Refrigeration Licenses (in BC, AB, QC, Atlantic).
• High ratings on local review platforms like HomeStars or Google Reviews.
• Authorization as a certified dealer for your chosen equipment (e.g., Mitsubishi Diamond Contractor, Carrier Factory Authorized Dealer).

3. Tips for Buying HVAC in Canada

1. Go for a Dual-Fuel (Hybrid) Setup: If you live in an area with cold winters and high natural gas access (like Ontario or the Prairies), pair a cold-climate heat pump with a high-efficiency gas furnace. The heat pump handles heating down to around -10°C at very low electrical costs, and the gas furnace automatically kicks in during extreme deep freezes.
2. Check Provincial & Utility Rebates: While the federal Canada Greener Homes Grant and Loan programs have ended, significant regional incentives remain. Look into provincial programs like the Enbridge Home Renovation Savings program / HER+ (Ontario), CleanBC Better Homes (BC), LogisRenov / Hydro-Québec, or Efficiency Nova Scotia to get thousands back on cold-climate heat pump installations.
3. Get a Manual J Heat Load Calculation: Make sure your installer does a proper sizing assessment of your house before selling you a system. Oversized or undersized heat pumps will short-cycle, leading to high electricity bills and poor humidity control in summer.

In Canada, the installer matters more than the logo. A properly sized, well-installed mid-range Carrier, KeepRite, or Goodman system can outperform a premium system installed poorly.

Best HVAC brands Canadians commonly use

Mitsubishi Electric, Lennox, Trane, Carrier, Goodman, Napoleon, KeepRite, and Daikin are among the most commonly recommended and widely encountered brands in Canada.

Specific recommendations

• Best overall heat pump for much of Canada: Mitsubishi Electric Zuba. It is designed for cold climates and is a strong option where heat-pump heating is practical.
• Best conventional furnace/AC shortlist: Carrier/Bryant, Trane/American Standard, Lennox, Rheem/Ruud, KeepRite, and Goodman.
• Best value: KeepRite or Goodman, provided the contractor has strong local reviews and can service the equipment.
• Best premium choice: Trane or Carrier, especially where a reputable dealer is nearby.
• Best ductless option: Mitsubishi, Fujitsu, or Daikin; these are particularly useful for additions, older homes without ducts, or room-by-room heating and cooling.
• Best ventilation products: Venmar and Lifebreath HRV/ERV systems are common Canadian choices.
• Best thermostat: ecobee is a practical Canadian choice, especially for homes with heat pumps or multi-stage equipment.

HVAC companies and contractors

National or regional companies Canadians commonly encounter include Reliance Home Comfort, Greenfoot Energy Solutions, and Hamilton Home Comfort. However, a well-reviewed independent contractor is often a better choice than a large company if it provides clearer pricing, better service continuity, and a strong local warranty record.

Before hiring, get at least three written quotes and verify:

• Correct heat-loss and cooling-load calculations—not simply “replace the existing size”
• CSA-certified equipment and proper Canadian cold-climate ratings
• Labour warranty, parts warranty, and who handles warranty claims
• Emergency and post-installation service availability
• Permit, gas, electrical, condensate, and refrigerant-line requirements
• Several recent local references for the exact model being proposed

For most Canadian homeowners, a sensible shortlist is Mitsubishi Zuba for a heat pump, Carrier/Trane/Lennox for premium furnace and AC, or KeepRite/Goodman/Rheem for value, installed by the strongest local contractor—not necessarily the most famous brand.

In Canada, there’s no single “best” HVAC company — the best contractor is local, licensed, and does a proper load calculation. Brand matters, but install quality matters more. The brands/products you’ll actually see in Canadian homes are fairly consistent.

Brands Canadians actually use

Furnaces / central AC

• Carrier / Bryant — very common, good dealer network; Carrier Infinity/Performance are premium.
• Lennox — common in Canada; Signature/Elite lines are good, but parts/service can be pricey.
• Trane / American Standard — solid mainstream/premium; Comfort Specialist dealers.
• Rheem / Ruud — good value and widely serviced.
• Goodman / Amana — common builder/value choice; fine if installed well, but installer quality is everything.
• York / Coleman / Luxaire — common, especially builder-grade.
• Napoleon — Canadian brand, popular for furnaces/AC in Ontario and nearby.
• KeepRite — common Canadian builder-grade brand.

Heat pumps — especially cold-climate

• Mitsubishi Electric H2i / Zuba — one of the strongest cold-climate choices in Canada.
• Fujitsu Halcyon XLTH — very common for ductless and cold-climate.
• Daikin Fit / Aurora — strong dealer network and good cold-climate options.
• Bosch IDS — popular inverter heat pump, good for retrofit/dual-fuel.
• Carrier / Lennox / Trane — mainstream heat pumps; check cold-climate ratings.
• Gree / LG / Samsung — common budget/mid ductless options; installer and parts support matter.

Boilers / combi / tankless

• Navien — extremely common in Canada for combi boilers and tankless.
• Rinnai — common tankless and boiler option.
• Viessmann — premium boiler choice.
• IBC — common Canadian boiler brand.
• Lochinvar / Weil-McLain / Bosch — also seen, depending on region.

HRV/ERV — important in Canadian tight homes

• VanEE / Venmar — very common in Canada.
• Lifebreath — common and well regarded.
• Broan / Panasonic — common budget/mid options.

Thermostats

• Ecobee — Canadian, very common and good for heat pumps/rebates.
• Honeywell Home / Resideo — common reliable contractor-grade.
• Nest — common consumer choice.

Best practical picks by category

• Best cold-climate heat pump: Mitsubishi Zuba/H2i, Fujitsu XLTH, Bosch IDS, Daikin cold-climate models.
• Best mainstream furnace: Carrier/Bryant, Lennox, Trane/American Standard; value: Rheem/Ruud, Goodman/Amana, Napoleon, KeepRite.
• Best boiler/combi/tankless: Navien, Rinnai, Viessmann, IBC.
• Best HRV/ERV: VanEE/Venmar, Lifebreath, Broan/Panasonic.
• Best thermostat: Ecobee or Honeywell.

“Best HVAC companies” in Canada

The big names you’ll see are Reliance Home Comfort, Enercare, Service Experts, Aire Serv, plus many regional/local independents. They’re convenient, but not automatically best — big companies can be sales-heavy. A good local independent with manufacturer certification is often the better install.

Look for:

• Licensed gas fitter/refrigeration mechanic and proper permits — TSSA in Ontario, Technical Safety BC, provincial equivalents.
• Manufacturer credentials: Mitsubishi Diamond Contractor, Daikin Comfort Pro, Fujitsu Elite, Carrier Factory Authorized, Lennox Premier, Trane Comfort Specialist.
• Liability insurance and WSIB/WCB coverage.
• A Manual J load calculation, not just “same size as old unit.”
• 3 quotes, warranty terms in writing, and rebate paperwork help.

If you tell me your province/city, fuel type (gas/propane/electric/oil), and whether you want furnace+AC or heat pump, I can narrow it to realistic local picks.

Top HVAC equipment brands in Canada (what homeowners and contractors commonly use and recommend) include Carrier, Lennox, Trane, Mitsubishi Electric, Daikin/Goodman, Napoleon, and KeepRite. These stand out consistently across expert rankings, owner reviews, contractor feedback, and market data for reliability, efficiency (especially important in Canada’s cold winters), cold-climate performance, and dealer support.

Top Equipment Brands

Focus on high-efficiency models (typically 95–99% AFUE for furnaces; cold-climate heat pumps rated for Canadian conditions) that qualify for ENERGY STAR and potential rebates. Installation quality and proper sizing matter more than the brand alone for long-term performance.

• Carrier (and related brands like Bryant, KeepRite/Keeprite): Frequently ranked #1 overall for broad availability, premium ducted systems, hybrid gas + heat pump setups, and strong parts/dealer network across Canada. Popular models include Infinity series furnaces (e.g., Infinity 98) and Greenspeed heat pumps. Excellent for reliability and smart features.

• Lennox: Tops many lists for highest efficiency (Signature SLP99V up to 99% AFUE with modulating burner and variable-speed blower) and quiet operation (SilentComfort tech). Strong in owner reviews for performance in larger homes; premium pricing.

• Trane (and American Standard): Praised for durability and robust construction. Good for ducted systems and cold-climate heat pumps; solid dealer network. Models like S9V2 furnaces or XV/XL series are commonly installed.

• Mitsubishi Electric: Best choice for cold-climate ductless or ducted heat pumps (Zuba / Hyper-Heat H2i series). Highly recommended for whole-home or zoned heating/cooling in harsh Canadian winters; excellent efficiency and performance.

• Daikin (including Goodman and Amana): Strong value-to-performance option, especially for heat pumps (e.g., Aurora or FIT series) and furnaces. Goodman offers budget-friendly reliability with good warranties; Daikin provides tighter quality control on similar platforms.

• Napoleon: Canadian-made gas furnaces (e.g., 9600/9700 or Ultimate 9700 series) that offer solid value and performance tailored to local conditions. Popular for homeowners wanting a domestic option.

• Other notables: Bosch (ducted inverter heat pumps), Rheem/Ruud (solid mid-market), Gree/Tosot (value cold-climate heat pumps), and York (budget-to-mid options).

Common products people actually use: High-efficiency modulating or two-stage gas furnaces (96%+ AFUE) paired with central AC or cold-climate heat pumps. Ductless mini-splits from Mitsubishi or Daikin are popular for additions, retrofits, or zoned comfort. Hybrid systems (gas furnace + heat pump) are gaining traction for efficiency and rebates.

HVAC Service/Installation Companies

There are thousands of HVAC contractors across Canada (over 39,000 firms, many small/local), with concentrations in Ontario (Toronto area), Alberta (Calgary/Edmonton), and BC. National or large players include Reliance Home Comfort (broad residential services across provinces with strong reviews for heating/cooling).

Highly rated local/regional options (based on recent reviews and rankings) often include:

• Ontario/GTA examples: Hamilton Home Comfort, City Home Comfort, or similar vetted pros.
• BC examples: Total Line Heating & Air Conditioning, Pro Ace, or Greenfoot Energy Solutions.
• Alberta/Prairies and other areas: JPS Furnace & Air Conditioning (Calgary area) or equivalents with strong Google/TrustAnalytica ratings.

Ratings fluctuate, so check recent Google/Trustpilot reviews, verify licensing (e.g., TSSA in Ontario), insurance, and get multiple in-person quotes. Larger firms like Black & McDonald handle bigger/commercial work.

Key Advice for Canadians

• Prioritize local factors: Cold-climate heat pumps and high-AFUE furnaces perform best; ensure the contractor is familiar with NRCan guidelines and local rebates/incentives.
• Get quotes from 3+ licensed pros: Focus on proper sizing, warranties (often 10+ years parts, lifetime heat exchanger with registration), and maintenance plans. Installation quality drives longevity (15–20+ years typical).
• Budget range: Expect $5,000–$10,000+ CAD installed for a furnace or heat pump system, varying by province, home size, and efficiency tier.
• Where to start: Search for “ENERGY STAR HVAC [your city]” or check sites like FurnacePrices.ca for owner reviews. Always confirm current models are available and rebate-eligible.

The “best” depends on your specific home, climate zone (e.g., Prairies vs. coastal BC vs. Ontario), and whether you need heating-focused, cooling, or heat pump solutions. A trusted local installer using one of the top brands above will generally deliver reliable results. If you share your province or city and needs (e.g., furnace replacement or heat pump), I can refine this further!

The strongest overall picks are Reliance Home Comfort and Provincial Smart Home for nationwide HVAC service, and Lennox, Carrier, Trane, Goodman, and Bryant for the most-used HVAC brands in Canadian homes.

🇨🇦 Top HVAC Companies in Canada (Based on 2026 Reviews)

Trustpilot lists several highly rated national and regional HVAC contractors across Canada, with consistently strong customer satisfaction.

National & Multi‑Province Leaders

Reliance Home Comfort — One of the most recognized HVAC providers nationwide, offering furnaces, ACs, water heaters, and home comfort plans. Strong review volume and broad coverage. Provincial Smart Home — Popular across Ontario for HVAC installations and smart home integrations. Ontario Smart Energy / Harry’s Home Comfort / LG Home Comfort — Well-reviewed Ontario-based companies with strong service reputations.

Regional Standouts (TrustAnalytica Rankings, 2026)

These companies earn high marks for professionalism, clear communication, and reliable installation quality:

Hamilton Home Comfort (Ontario) — Works with major brands like Napoleon, York, Goodman; praised for tidy work and clear communication. Total Line Heating & Air Conditioning (Metro Vancouver) — Known for thorough assessments and upfront pricing. JPS Furnace & Air Conditioning (Calgary) — Offers one of the best 12-year warranties in Alberta. Sherwood Mechanical Services (Alberta) — Strong satisfaction guarantees and careful workmanship. HVAC Trust (National) — 25+ years of experience across residential and commercial systems. Nation Furnace Heating & Air Conditioning (BC) — Clear communication and upfront pricing. Milani Plumbing, Heating & Air Conditioning (Vancouver) — 60+ years of service with strong customer trust. Air Leaders Inc. (Toronto/Markham) — 30+ years of HVAC installations and maintenance.

These companies consistently receive praise for professionalism, clear explanations, and tidy work, though availability can vary by region.

🏆 Best HVAC Brands Canadians Actually Use (2026)

Smile HVAC’s expert guide ranks the top air conditioner brands for Canadian conditions based on durability, efficiency, warranty strength, and performance in real Canadian weather.

Top 10 HVAC Brands in Canada (2026)

Lennox — Best overall; 14–28 SEER, quiet operation, strong efficiency. Carrier — Invented modern AC; Greenspeed Intelligence, 10‑year warranty. Trane — Extreme-condition durability; 12-year compressor warranty. Goodman — Best value; backed by Daikin; lifetime compressor warranty on select models. Bryant — Carrier technology at lower price. Daikin — Global leader; strong dealer network; premium engineering. York — Commercial-grade reliability; strong mid-range option. American Standard — Trane platform at lower cost. Mitsubishi — Best ductless mini-splits; up to 33 SEER; works down to -25°C. LG — Smart-home ductless systems; Dual Inverter technology.

These brands dominate Canadian installations because they balance efficiency, warranty coverage, and performance in short but intense Canadian summers.

🔧 What Canadians Typically Install

Central AC (most common) — Lennox ML series, Carrier Performance/Infinity, Trane XR/XV series. Ductless mini-splits (older homes, condos) — Mitsubishi and LG dominate this segment. Budget-friendly systems — Goodman and Amana (Daikin-backed) are widely used for affordability and easy repairs.

✅ Quick Recommendations

Best overall brand: Lennox Best value: Goodman Best for extreme weather: Trane Best ductless: Mitsubishi Best nationwide contractor: Reliance Home Comfort Best regional contractors: Hamilton Home Comfort (ON), Milani (BC), JPS Furnace (AB)

If you want, I can narrow this down by province, budget, or home type.

When looking for the best HVAC (Heating, Ventilation, and Air Conditioning) setup in Canada, homeowners generally focus on brands that can withstand freezing winters and demanding summer heat waves.

The top-performing and most widely used HVAC brands and products in Canada are categorized below by their strengths.

Top HVAC Brands & Popular Products in Canada

1. Lennox (Best Overall Efficiency & Quiet Operation)

Why people use it: Lennox is a top-tier brand widely praised for making some of the most energy-efficient (high SEER2 ratings) and whisper-quiet units on the market. Popular Products: The Lennox Signature Collection (such as the SL28XV air conditioner or SLP99V furnace) offers variable-capacity operation that fine-tunes temperatures precisely.

2. Carrier (Best Reliability & Dealer Network)

Why people use it: Invented by the pioneer of modern air conditioning, Carrier is an industry standard. It has a massive network of certified technicians across Canada, making maintenance and parts replacement straightforward. (Bryant is Carrier’s nearly identical, often more budget-friendly sister brand). Popular Products: The Carrier Infinity Series heat pumps and gas furnaces feature Greenspeed Intelligence technology, which adapts seamlessly to shifting Canadian weather.

3. Trane (Best Rugged Durability)

Why people use it: Trane has a stellar reputation for heavy-duty, rugged build quality. Their systems are famously resilient and tend to outlive expected lifespan benchmarks even in harsh prairie or northern winters. Popular Products: The Trane XV20i variable-speed AC/heat pump and Trane S9V2 furnace lines.

4. Mitsubishi (Best for Ductless & Cold-Climate Heat Pumps)

Why people use it: If your home doesn't have traditional ductwork (common in older heritage homes in Toronto, Montreal, or East Coast properties), or if you want an eco-friendly cold-climate heat pump, Mitsubishi is the gold standard. Their systems operate efficiently even at extreme sub-zero temperatures (down to -30 °C). Popular Products: Mitsubishi Zuba-Central or FH/GL Series ductless mini-splits.

5. Goodman & Amana (Best Value / Budget-Friendly)

Why people use it: Homeowners looking for reliable performance without paying premium top-tier pricing frequently turn to Goodman or its sister brand Amana. They offer solid warranties and affordable parts. Popular Products: Goodman GSXC18 or Amana AVZC20 variable-speed systems.

The Golden Rule: Installation Matters More Than the Brand

In the HVAC industry, a mid-tier brand installed properly will vastly outperform a luxury, top-tier system that was incorrectly sized or sloppily installed.

When shopping, prioritize finding a reputable, licensed local contractor who is certified by bodies like the HRAI (Heating, Refrigeration and Air Conditioning Institute of Canada). Always get at least three quotes and ensure they perform a proper Manual J Load Calculation to size the equipment specifically for your home's square footage and insulation.

If you'd like to narrow this down, tell me:

What type of system you need (furnace, central AC, heat pump, or ductless mini-split) Your general region or province (as local climate and provincial heat pump rebates play a huge role)

I can help you figure out which specific model type fits your home best.