Best hot water plumbers in Hornsby Heights
Last updatedOx Plumbing Services comes first among hot water plumbers in Hornsby Heights because it is based in the suburb and states 24/7 hours. The rest work from nearby areas and reach Hornsby Heights, so the choice turns on the system you own, whether it is a heat pump or a gas unit, and how soon you need someone there.
Quick picks in Hornsby Heights
- Best for a hot water fault in the suburb itself: Ox Plumbing Services, which is based in Hornsby Heights.
- Best for a same-day hot water swap: In 2 Plumbing, which services gas, electric and instant heaters.
- Best for a heat pump system: O'Brien Plumbing, which installs and replaces them alongside electric and gas units.
- Best for a hot water job in a strata or commercial building: Scott and Sons Plumbers, which also takes that work.
Best hot water plumbers in Hornsby Heights, ranked

#1Ox Plumbing Services for local hot water repairs and replacements
24/7Licence publishedHornsby Heights is home base for Ox Plumbing Services, which repairs and replaces hot water systems. Gas leaks, appliance installations, drains, roofing and bathroom renovations are also on its service list. Burst pipes are among the jobs listed. Out-of-hours calls are taken, and the listing states 24/7 hours. The licence number 220242C is on the business's listing.
#2In 2 Plumbing for same-day hot water systems, gas, electric and instant
24/7Licence publishedBased in WahroongaIn 2 Plumbing, working out of Wahroonga, takes on hot water jobs across Hornsby Heights. Tanks are supplied, fitted and taken out, and gas, electric and instant heaters get servicing or new units. Its page says most of these jobs wrap up in a day. Urgent faults are covered round the clock, and the listing shows 24/7 cover. Licence 203804C appears on its listing.

#3Scott and Sons Plumbers for gas and electric hot water repairs and replacements
24/7Licence publishedBased in AsquithScott and Sons Plumbers, a family firm from Asquith, handles hot water repairs, installs and replacements for gas and electric systems. Its book includes strata blocks and commercial sites, alongside drains and roofing. Homeowners say the team is honest about charges. The licence number 141840C is shown, and the firm runs 24/7 emergency cover.

#4O'Brien Plumbing for heat pump hot water systems as well as electric and gas
24/7Licence publishedBased in HornsbyO'Brien Plumbing, based in Hornsby, is the one to call if the system is a heat pump. It installs, services and replaces electric, gas and heat pump units. The listing carries licence 311087C. Backflow testing is on its service list, which none of the others name. The listing says after-hours rates apply, so ask the figure before booking.

#5Benny and The Jets Plumbing Services for water heater repair and replacement
24/7Based in North WilloughbyBenny & The Jets Plumbing Services operates from North Willoughby and extends its service to Hornsby Heights. Water heater repairs and replacements sit alongside a gas team that installs new lines and fixes leaks. The site runs around the clock, every day of the year, for homes and businesses. No licence figure appears on the listing, so request one ahead of any booking.
Compare hot water plumbers in Hornsby Heights
The table sets the businesses side by side on where each is based, round-the-clock cover and whether a licence is shown.
| Plumber | Based in | After hours | Licence | Google rating |
|---|---|---|---|---|
| Ox Plumbing Services | Hornsby Heights | 24/7 | โ | โ 5.0 (16) |
| In 2 Plumbing | Wahroonga | 24/7 | โ | โ 4.6 (30) |
| Scott and Sons Plumbers | Asquith | 24/7 | โ | โ 4.4 (149) |
| O'Brien Plumbing | Hornsby | 24/7 | โ | โ |
| Benny & The Jets Plumbing Services | North Willoughby | 24/7 | โ | โ 4.5 (15) |
24/7* : listed as open 24 hours, but the business doesn't say 24/7 itself. Ratings show from 5 Google reviews.
How we picked hot water plumbers in Hornsby Heights
Each business's own pages were read for hot water work, and the order follows the work each one names. Customers' comments counted too, weighted by how many there were. Where two firms were close, stated out-of-hours cover, a shown licence and a base in the suburb decided the order.
Hot water plumbers in Hornsby Heights: FAQ
Which hot water plumbers are based in Hornsby Heights?
Ox Plumbing Services is the only one of the five located in the suburb. The rest operate from nearby areas and cover it.
Which hot water plumbers work after hours near Hornsby Heights?
In Hornsby Heights, all five list 24/7 work, so the hours look the same on paper. O'Brien Plumbing charges after-hours rates from 5pm to 7am and on weekends, so confirm the amount when you call.
Do I need to see a licence before a hot water plumber starts?
In Hornsby Heights, four of the five show a licence number, which you can ask to see before work begins. Benny and The Jets Plumbing Services shows none, so get its details in writing first.
Who can replace a hot water system on the same day in Hornsby Heights?
In 2 Plumbing is the business to ask about a same-day replacement. It works on gas, electric and instant units and lists 24/7 cover for urgent faults.