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Best HVAC Contractors in Rayside-Balfour, ON (2026)

33 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Rayside-Balfour: Reliance Heating, Air Conditioning & Plumbing, CR Score 64/100; 4.8★ from 4,981 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): 669-Heat, posts 24/7 hours; ranked #2 of 33.

  3. 2

    Most-reviewed: 669-Heat, 2,142 Google reviews at 4.8★, the most of 33 ranked after Reliance Heating, Air Conditioning & Plumbing; ranked #2.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

33 Rayside-Balfour HVAC contractors are ranked here by CR Score, from ten published factors. 10 are open 24/7, 12 open Saturdays and 9 open Sundays, based on posted hours. The median Google rating is 4.8★ across 33 rated businesses.

Most of this list also appears on the HVAC contractors in Greater Sudbury ranking. See HVAC contractors in Greater Sudbury

Top 10 HVAC contractors in Rayside-Balfour at a glance

Top 10 HVAC contractors in Rayside-Balfour at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Reliance Heating, Air Conditioning & Plumbing644.8★ (4,981)Greater Sudbury, 20 km away24/7Overall
2669-Heat634.8★ (2,142)Greater Sudbury, 21 km away24/7Emergencies, Most reviews
3Greater Sudbury Plumbing and Heating594.8★ (221)Greater Sudbury, 23 km away24/7—
4Campeau Heating584.7★ (1,448)Greater Sudbury, 24 km awaySat—
5Eco Air Hvac574.8★ (20)Greater Sudbury, 16 km away24/7—
6Mr. Pipes Plumbing, Heating & Air Conditioning574.5★ (58)Greater Sudbury, 20 km away24/7—
7Classic heating & cooling564.8★ (16)Greater Sudbury, 17 km away24/7—
8KC Heating & Air Conditioning564.8★ (99)Greater Sudbury, 2 km away——
9Al's Plumbing And Heating Ltd.554.3★ (23)Greater Sudbury, 21 km away24/7—
10One Source Home Services554.8★ (99)Greater Sudbury, 21 km away24/7—

The 33 best HVAC contractors in Rayside-Balfour, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in Rayside-Balfour

    #1 Reliance Heating, Air Conditioning & Plumbing

    Based in Greater Sudbury, 20 km away

    64/100CR Score

    Ranked #1 because of its Google rating and review volume: 4.8★ from 4,981 Google reviews, the most in Rayside-Balfour.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 4,981 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    955 Cambrian Heights Dr, Greater Sudbury, ON P3C 5M6
    View profile for Reliance Heating, Air Conditioning & Plumbing(866) 756-7184

  2. #2 669-Heat

    Based in Greater Sudbury, 21 km away

    63/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.8★ from 2,142 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 2,142 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1360 Kelly Lake Rd unit 3, Greater Sudbury, ON P3E 5P4
    View profile for 669-Heat(705) 806-8382

  4. #4 Campeau Heating

    Based in Greater Sudbury, 24 km away

    58/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.7★ from 1,448 Google reviews, listed on Google as “Air conditioning contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 1,448 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 9 AM–1 PM · Sun closed
    Address
    2288 Lasalle Blvd, Greater Sudbury, ON P3A 2B1
    View profile for Campeau Heating(705) 230-6410

  5. #5 Eco Air Hvac

    Based in Greater Sudbury, 16 km away

    57/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.8★ from 20 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 20 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1890 Hubert St, Greater Sudbury, ON P3N 1M1
    View profile for Eco Air Hvac(249) 878-7006

  7. #7 Classic heating & cooling

    Based in Greater Sudbury, 17 km away

    56/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 16 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4381 Hamilton Crescent, Hanmer, ON P3P 1B7
    View profile for Classic heating & cooling(705) 920-1341

  8. #8 KC Heating & Air Conditioning

    Based in Greater Sudbury, 2 km away

    56/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.8★ from 99 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 99 Google reviews
    Hours
    Mon–Fri 7 AM–3 PM · Sat–Sun closed
    Address
    3684 Montpellier Rd, Chelmsford, ON P0M 1L0
    View profile for KC Heating & Air Conditioning(705) 207-0878

  9. #9 Al's Plumbing And Heating Ltd.

    Based in Greater Sudbury, 21 km away

    55/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.3★ from 23 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.3★ from 23 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1275 Kelly Lake Rd Unit 10, Sudbury, ON P3E 5P3
    View profile for Al's Plumbing And Heating Ltd.(705) 670-0400

  10. #10 One Source Home Services

    Based in Greater Sudbury, 21 km away

    55/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.8★ from 99 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 99 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    250 Fielding Rd Unit #4, Greater Sudbury, ON P3A 2A3
    View profile for One Source Home Services(705) 690-3239

  11. #11 Borts HVAC

    Based in Greater Sudbury, 20 km away

    55/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.8★ from 237 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 237 Google reviews
    Hours
    Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
    Address
    985 Lorne St, Greater Sudbury, ON P3C 3H9
    View profile for Borts HVAC(705) 521-4822

  13. #13 Northern Climate

    Based in Greater Sudbury, 22 km away

    54/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.8★ from 227 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 227 Google reviews
    Hours
    Mon–Fri 9 AM–4 PM · Sat–Sun closed
    Address
    1021 Kingsway Unit #1, Greater Sudbury, ON P3B 2E6
    View profile for Northern Climate(705) 586-4300

  14. #14 Witherell Plumbing & Heating

    Based in Greater Sudbury, 24 km away

    54/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.9★ from 148 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 148 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    2354 Maley Dr, Garson, ON P3L 1L6
    View profile for Witherell Plumbing & Heating(705) 523-7436

  15. #15 Climate Control

    Based in Greater Sudbury, 22 km away

    54/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.8★ from 159 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 159 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    2353 Jarvi Rd, Greater Sudbury, ON P3G 1H1
    View profile for Climate Control(705) 207-1320

  17. #17 MyHome Heating and Cooling

    Based in Greater Sudbury, 26 km away

    53/100CR Score

    Ranked #17 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 3 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    295 Pilotte Rd, Garson, ON P3L 1J8
    View profile for MyHome Heating and Cooling(705) 207-4917

  18. #18 Marcel's Heating

    Based in Greater Sudbury, 14 km away

    53/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 8 Google reviews
    Hours
    Mon–Sat 8 AM–8 PM · Sun closed
    Address
    1950 Sunset Dr, Val Caron, ON P3N 1B5
    View profile for Marcel's Heating(705) 897-1035

  20. #20 Kore HVAC Services

    Based in Greater Sudbury, 24 km away

    51/100CR Score

    Ranked #20 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 26 Google reviews
    Hours
    Mon–Fri 9 AM–4:30 PM · Sat–Sun closed
    Address
    868 Falconbridge Rd #13, Greater Sudbury, ON P3A 5K7
    View profile for Kore HVAC Services(705) 524-7723

  21. #21 PSL Patrick Sprack Limited

    Based in Lively, 21 km away

    51/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.9★ from 14 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 14 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    119 Magill St, Lively, ON P3Y 1K6
    View profile for PSL Patrick Sprack Limited(705) 692-1604

  22. #22 PLF Heating Ltd

    Based in Greater Sudbury, 21 km away

    51/100CR Score

    Ranked #22 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “HVAC contractor”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 5.0★ from 3 Google reviews
    Address
    57 Mont Adam St, Greater Sudbury, ON P3B 2V1
    View profile for PLF Heating Ltd(705) 560-1500

  23. #23 Northland Group

    Based in Greater Sudbury, 10 km away

    50/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    View profile for Northland Group(888) 416-4822

  24. #24 JEM Air Conditioning Ltd.

    Based in Greater Sudbury, 21 km away

    50/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.8★ from 10 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 10 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    375 Bond St, Greater Sudbury, ON P3B 2K1
    View profile for JEM Air Conditioning Ltd.(705) 524-1300

  25. #25 @home Energy

    Based in Greater Sudbury, 21 km away

    50/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.3★ from 22 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.3★ from 22 Google reviews
    Hours
    Mon–Fri 8:30 AM–4 PM · Sat–Sun closed
    Address
    500 Regent St, Greater Sudbury, ON P3E 3Y2
    View profile for @home Energy(705) 675-0525

HVAC contractors ranked #32 to #32

#1 to #25 are shown in full above. Here are #32 to #32, in CR Score order; each links to its profile. We publish the top 32 of 33 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Rayside-Balfour, ranks 32 to 32
RankBusinessCR ScoreGoogle ratingDistance
32Smania Plumbing Heating & Air Conditioning Contractors465.0★ (3)25 km

How much do HVAC contractors cost in Rayside-Balfour?

US national ranges converted to CAD, not adjusted for Rayside-Balfour. Each row names its basis and the month we checked it.

How much do HVAC contractors cost in Rayside-Balfour?
JobLowTypicalHighBasisChecked
AC replacementCA$5,460CA$8,400CA$11,350Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)October 2026
Furnace replacementCA$3,970CA$6,770CA$9,690Per system, installed; typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)October 2026

When to hire an HVAC contractor in Ontario

In Ontario, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.

How we ranked Rayside-Balfour HVAC contractors

We scored 33 Rayside-Balfour HVAC contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Rayside-Balfour data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

HVAC contractors in Rayside-Balfour: frequently asked questions

Who is the best HVAC contractor in Rayside-Balfour?

By CR Score, the highest-ranked HVAC contractor in Rayside-Balfour, ON is Reliance Heating, Air Conditioning & Plumbing with a CR Score of 64/100. It has 4.8★ from 4,981 Google reviews. It is open 24/7. 669-Heat (#2) and Greater Sudbury Plumbing and Heating (#3) follow. We ranked 33 HVAC contractors on ten factors, last updated October 22, 2026.

Which HVAC contractors in Rayside-Balfour are open 24/7?

10 ranked HVAC contractors in Rayside-Balfour post 24/7 hours. The highest-ranked are Reliance Heating, Air Conditioning & Plumbing (#1), 669-Heat (#2) and Greater Sudbury Plumbing and Heating (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Rayside-Balfour work on weekends?

12 of 33 ranked HVAC contractors post Saturday hours and 9 post Sunday hours. The highest-ranked open Saturdays are Reliance Heating, Air Conditioning & Plumbing (#1), 669-Heat (#2) and Greater Sudbury Plumbing and Heating (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does ac replacement cost in Rayside-Balfour?

AC replacement typically costs CA$5,460 to CA$11,350, with CA$8,400 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)). This is a national range, not adjusted for Rayside-Balfour. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Rayside-Balfour HVAC contractors have?

The median Google rating among 33 rated HVAC contractors in Rayside-Balfour is 4.8★, with a median of 22 reviews. Reliance Heating, Air Conditioning & Plumbing has the most, 4,981 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire an HVAC contractor in Rayside-Balfour?

In Ontario, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.

How does ContractorsRanked rank HVAC contractors?

Each HVAC contractor gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do HVAC contractors outside Rayside-Balfour count in this ranking?

Yes, if they are within 40 km of the Rayside-Balfour city centre, our service radius for HVAC contractors. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Update log for Rayside-Balfour

  1. October 2026: CR Scores recalculated for 33 hvac contractors serving Rayside-Balfour.

More HVAC contractors and Rayside-Balfour pages

Other trades in Rayside-Balfour