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Wollongong, New South Wales · October 2026 figures

Best hot water system specialists in Wollongong, NSW

The top-ranked hot water system specialists in Wollongong are Illawater (5.0 from 28 reviews), JNQ Solar and Electrical (5.0 from 17 reviews) and Hot Water Maintenance (4.7 from 12 reviews). 4 are ranked here by proven rating.

Ranked
4
Median rating
4.8
Reviews behind the list
113
Open Saturday
2 of 4

How the ranking works

The ranked list

  1. Rank 1.

    Illawater

    Wollongong · Hot water system supplier

    5.0 28 reviews Proven 4.58

    Open 24/7

    (02) 4285 3837Website
  2. Rank 2.

    JNQ Solar and Electrical

    Woonona · Solar hot water system supplier

    5.0 17 reviews Proven 4.46

    0474 379 768Website
  3. Rank 3.

    Hot Water Maintenance

    Bellambi · Hot water system supplier

    4.7 12 reviews Proven 4.26

    Open 24/7

    (02) 4285 6222Website
  4. Rank 4.

    Illawarra Hot Water & Same Day Hot Water

    Coniston · Hot water system supplier

    4.3 56 reviews Proven 4.22

    (02) 4226 4400Website

Hot Water System Specialists in Wollongong at a glance

  • 4 hot water system specialists in Wollongong are ranked here, with 113 Google reviews between them and a median rating of 4.8.
  • 100% list a website and 100% a phone number on Google.
  • 2 of the 4 that list opening hours open on Saturday, and 2 on Sunday.
  • 2 list round-the-clock hours, every day of the week: Illawater and Hot Water Maintenance.
  • Illawarra Hot Water & Same Day Hot Water in Coniston has the most Google reviews (56), averaging 4.3.

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Questions

Who are the best hot water system specialists in Wollongong?

The top-ranked hot water system specialists in Wollongong are Illawater (5.0 from 28 reviews), JNQ Solar and Electrical (5.0 from 17 reviews) and Hot Water Maintenance (4.7 from 12 reviews). Each is ranked by proven rating, its Google rating weighted by the number of reviews behind it.

How many hot water system specialists are there in Wollongong?

The Agentize Directory ranks 4 hot water system specialists in Wollongong, each with a Google rating from at least five reviews. Their median rating is 4.8, from 113 reviews in all.

Which hot water system specialists in Wollongong are open on weekends?

2 of the 4 that list hours on Google open on both Saturday and Sunday. The highest ranked of them are Illawater and Hot Water Maintenance.

Which hot water system specialists in Wollongong are open 24 hours?

Illawater and Hot Water Maintenance list round-the-clock hours every day on Google. Call ahead to confirm.

Which hot water system specialist in Wollongong has the most reviews?

Illawarra Hot Water & Same Day Hot Water has the most Google reviews of any hot water system specialist ranked in Wollongong: 56, averaging 4.3.

How is this list of hot water system specialists ranked?

Every list is ranked by proven rating: a business's Google rating weighted by the reviews behind it, so a perfect score from five reviews cannot outrank a near-perfect one from five hundred. How the ranking works.

More in Wollongong

Hot Water System Specialists elsewhere

Ratings and review counts are Google's, as listed in October 2026. Phone numbers, websites and opening hours are the ones each business lists on Google. No business is verified or endorsed by Agentize. How the ranking works.