Best gas fitters in Fairfield
Last updatedSertek Plumbing comes first for gas work in Fairfield because its licensed gas fitters work in house and it publishes its licence. The rest differ on licence printing, gas fitting alongside hot water, and location. Some are based in Fairfield, and others travel in from Villawood, Blacktown or Eastwood. Match the firm to the job: a leak, hot water, or general fitting.
Quick picks in Fairfield
- Best for a licensed gas leak call: Sertek Plumbing, licence 490232C, where licensed gas fitters work in house.
- Best for a gas hot water system: APT Plumbing Services P/L, a Fairfield firm that also fits solar and heat pump units.
- Best for gas installs by licensed professionals: Mates Rates Plumbing Eastwood, licence 226679C.
- Best for a gas job after hours: Fusion Plumbing, a Blacktown team whose emergency line runs round the clock.
- Best for a repair backed by a guarantee: Justflow Trade Services, where a repair was fixed under the guarantee years later.
Best gas fitters in Fairfield, ranked

#1Sertek Plumbing for gas leaks and gas fitting, with licensed gas fitters in house
24/7Licence publishedBased in WakeleyFrom a base in Wakeley, Sertek Plumbing does its gas work through licensed gas fitters on its own staff. The licence is 490232C. On hot water, it handles units running on gas, power, solar or heat pumps. Gas leaks are one of its listed emergency jobs, and its own page says the licensed team is on call round the clock. The business hopes to reach emergencies the same day, though that depends on the job. Out-of-hours call-outs carry a fee that isn't published, while there is no call-out fee in business hours. Customers say it turns up on time for urgent leaks and prices fairly.

#2PGM Plumbing Group for gas fitting and gas hot water system replacement
24/7Based in SilverwaterPGM Plumbing Group operates out of Silverwater and serves the wider Sydney area. Its gas work covers gas fitting and gas hot water systems, listed beside electric units in the same service range. It also swaps out hot water services. Customers mention a hot water swap and a plumber who found the fault and explained it. The firm runs 24/7 call-outs with plumbers on standby, and it advertises a $0 call-out fee with conditions behind an asterisk, so ask what they are. Quotes cost nothing, and prices are set before work begins. Its licence isn't published.

#3APT Plumbing Services P/L for gas hot water and gas fitting, based in Fairfield
24/7APT Plumbing Services P/L is based in Fairfield and has run for 50 years. Its list runs from heat pumps and solar through to gas and electric units. Gas fitting sits in its list alongside thermostatic mixing valves and backflow prevention. Its round-the-clock emergency line covers weekends and public holidays too. A licence is not given. Customers call its crews courteous and easy to follow. Get any gas quote in writing before approving the job, and call 1800 262 131 for urgent work.

#4Justflow Trade Services for gas services and repairs backed by a guarantee
After hoursBased in VillawoodVillawood's Justflow Trade Services pairs gas services with leak work, drains, hot water units and bathroom fit-outs. Calls reach its contact centre at any hour, and a crew can usually be on site within the hour, the firm says. Its listed opening hours run 6am to 10pm every day, so ask about out-of-hours visits when you call. Customers note quick attendance, fair quotes and a tidy finish. Ask about the guarantee on any repair, since one customer had a failed seal fixed under it years later.

#5Mates Rates Plumbing Eastwood for gas installs by licensed professionals, licence 226679C
24/7Licence publishedBased in EastwoodMates Rates Plumbing Eastwood holds licence 226679C and works from Eastwood. Licensed tradespeople carry out its gas installs, repairs and servicing. The same firm replaces hot water systems, fits thermostatic mixing valves and handles roof and gutter drainage. Callers with gas smells or sudden hot water failure can ring on any day of the year, and night work may cost more than a weekday job. It doesn't publish a price list, so get the quote in writing. Its listed areas leave out Eastwood itself, so call (02) 9191 7369 to check your suburb.

#6Fusion Plumbing for gas pipe fitting, from Blacktown
24/7Based in BlacktownFusion Plumbing is based in Blacktown and was founded in 2006. Its gas work is gas pipe fitting, carried out alongside hot water repairs, leak detection and water filtration. Five tradespeople make up the team, which the firm calls fully licensed. Night-time calls can be placed on 0412 228 319 at any hour. Callers say crews come when booked and talk through the options first. Prices are not posted, so ask for a free quote before agreeing to bigger work.
Compare gas fitters in Fairfield
The table below shows where each business is based, its emergency hours and whether it publishes a licence.
| Plumber | Based in | After hours | Licence | Google rating |
|---|---|---|---|---|
| Sertek Plumbing | Wakeley | 24/7 | โ | โ 5.0 (127) |
| PGM Plumbing Group | Silverwater | 24/7 | โ | โ 5.0 (185) |
| MK Waters Plumbing | Regents Park | 24/7 | โ | โ 5.0 (133) |
| APT Plumbing Services P/L | Fairfield | 24/7 | โ | โ 4.7 (182) |
| Justflow Trade Services | Villawood | After hours | โ | โ 5.0 (37) |
| Mates Rates Plumbing Eastwood | Eastwood | 24/7 | โ | โ 4.9 (66) |
| Fusion Plumbing | Blacktown | 24/7 | โ | โ 4.8 (124) |
| Benzie Plumbing & Gas | Fairfield | 24/7 | โ | โ |
| Same Day Plumber Fairfield | Fairfield | 24/7 | โ | โ 5.0 (5) |
| Wetherill Park Plumbing and Drains | Wetherill Park | 24/7 | โ | โ |
| Aussie ONCALL Plumber Auburn | Auburn | 24/7 | โ | โ |
| Hudson Plumbing Services | Chester Hill | โ | โ | โ |
| Plumbing Services Sydney | Blacktown | 24/7 | โ | โ |
| Mark the Plumber | St Andrews | โ | โ | โ 4.9 (8) |
| Jeremy Macpherson Plumbing Pty Ltd | Caringbah | 24/7 | โ | โ 4.4 (52) |
| Plumbers 2 You | Oakville | 24/7 | โ | โ 5.0 (7) |
| Arc Plumbing | Five Dock | 24/7* | โ | โ 4.3 (23) |
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 gas fitters in Fairfield
Customer praise and the number of reviews set the base order, with more weight on businesses many customers have reviewed. A licence number on show, gas work the business does itself and a base in the suburb also moved a business up. We then read each one's own description of gas and hot water jobs to see which gas work it names.
Gas fitters in Fairfield: FAQ
Who fits gas in Fairfield with a published licence?
Sertek Plumbing does gas work through its own licensed gas fitters, under licence 490232C. Mates Rates Plumbing Eastwood also publishes its licence, 226679C, and uses licensed professionals for gas installs.
Who handles a gas leak in Fairfield after hours?
APT Plumbing Services P/L, based in Fairfield, offers after-hours emergency work with weekend cover. Fusion Plumbing in Blacktown can be phoned on 0412 228 319 at any hour too.
Can one firm do both gas hot water and blocked drains in Fairfield?
Yes, APT Plumbing Services P/L lists gas hot water systems and blocked drains in one service range. PGM Plumbing Group does both as well.