Business Details
28 Years
experience
Emergency
services
24/7 Emergency Plumbing Services Castle Hill
GSM Plumbing has been serving residential, commercial, and civil properties in Castle Hill and Sydney for 25 years. Our licensed and insured team specialises in emergency plumbing, blocked drains, hot water repairs, gas fitting, and stormwater drainage. We prioritise upfront pricing, 24/7 availability, and a one-year workmanship guarantee. Our local expertise ensures rapid response times and solutions tailored to the Hills District's unique topography.With advanced tools like CCTV drain cameras and high-pressure water jets, we deliver efficient diagnostics and repairs. Our commitment to transparency, customer education, and minimising property disruption has earned us a reputation as the Hills' #1 trusted plumber. We handle projects from small repairs to large-scale developments, ensuring compliance with Australian standards and local regulations.
Services
Residential Plumbing
Emergency Plumbing
Blocked Drains
Gas Plumbing
Hot Water Repair
Commercial Plumbing
Stormwater Drainage
Bathroom Renovations
Pipe Relining
Leak Detection
Details
- Year established: 1998
Highlights and features
- We offer 25 years of local plumbing expertise in the Hills District
- Our team provides 24/7 emergency response with 1-hour callout times
- Fully licensed and insured plumbers with gas fitting certifications
- Upfront fixed-price quotes with no hidden costs guaranteed
- Advanced diagnostics using CCTV cameras and pressure jet technology
What people say
Highly efficient
Patient and nice
Great communication
Tidy work
Trusted local plumber
Services
Emergency Plumbing
Our certified plumbers respond to urgent issues day or night across Castle Hill and Sydney. Using digital imaging and high-pressure equipment, we resolve burst pipes, gas leaks, and flooding within hours. All emergency work includes same-day guarantees and safety checks. With 25 years of local experience, we handle critical situations while minimising property damage through rapid intervention.
Blocked Drains
Specialised in removing blockages using CCTV cameras and hydro-jetting technology. We diagnose root causes from tree intrusion to grease build-up, offering same-day unblocking services. Our non-invasive techniques prevent excavation while ensuring long-term flow efficiency. Regular maintenance plans help prevent future drainage issues for residential and commercial properties.
Gas Plumbing
Licensed gas specialists install and repair natural gas and LPG systems for residential and commercial properties. Services include appliance connections, leak detection, and safety compliance testing. We follow strict Australian standards for installations involving hot water systems, heaters, and cooking equipment. Emergency gas leak repairs prioritise immediate safety and system restoration.
Hot Water Repair
We service all hot water system types including electric, gas, and solar. Emergency repairs restore functionality within hours, with replacement options available. Our technicians diagnose issues like thermostat failures and sediment build-up to optimise efficiency. Annual maintenance checks extend system lifespan while ensuring safe operation for homes and businesses.
Stormwater Drainage
Design and installation of compliant stormwater systems for new developments and existing properties. Services include on-site detention tanks, subsoil drainage, and council-approved connections. We address flooding risks through tailored solutions that meet local regulations. Regular inspections prevent blockages and ensure proper water diversion from residential and commercial sites.
People
Greg Murray
Owner
With 25 years in the plumbing industry, Greg established GSM Plumbing after completing a six-year apprenticeship. He oversees all operations, combining hands-on expertise with strategic management. Known for prioritising customer education and transparent communication, Greg ensures every job meets strict quality standards while maintaining the company's reputation as a trusted local service provider.
Questions
What areas do you service?
We cover Castle Hill, The Hills District, and Sydney metro areas including Norwest, Rouse Hill, and Winston Hills for residential and commercial plumbing needs.
Do you offer 24/7 emergency services?
Yes, our emergency plumbers respond 24 hours a day, 7 days a week with typical arrival times under 1 hour for urgent issues like burst pipes and gas leaks.
Are your plumbers licensed and insured?
All our technicians hold current plumbing licenses and gas fitting certifications with public liability insurance coverage for complete client protection.
How do you handle pricing transparency?
We provide fixed-price quotes before starting work with no hidden fees. Emergency service pricing includes all call-out charges and required repairs.
What payment methods do you accept?
We accept cash, EFTPOS, bank transfers, and major credit cards for both emergency and scheduled plumbing services.
Can you assist with commercial plumbing maintenance?
Yes, we offer tailored maintenance plans for businesses including regular inspections, drain cleaning, and compliance testing for strata buildings and aged care facilities.
Reviews (7)
Paul Mulligan
Dec 26, 2021
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Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
We had tree roots causing mayhem at our house in Frenchs Forest. a friend recommended GSM, and we are so glad he did. Greg and the team were professional and friendly, always on time, worked hard and definitely went above and beyond. I highly recommend GSM if you need a quality plumber on the Beaches.
Services:Sewer repair,Pipe repair
We had tree roots causing mayhem at our house in Frenchs Forest. a friend recommended GSM, and we are so glad he did. Greg and the team were professional and friendly, always on time, worked hard and definitely went above and beyond. I highly recommend GSM if you need a quality plumber on the Beaches.
Services:Sewer repair,Pipe repair
Eli Mcveigh
Dec 11, 2021
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Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
The team at GSM plumbing were great. Great service, friendly and professional from the initial call out to the date of repairs. Called them after seeing the number of positive reviews online and the team definitely delivered.
The team at GSM plumbing were great. Great service, friendly and professional from the initial call out to the date of repairs. Called them after seeing the number of positive reviews online and the team definitely delivered.
Lingkan Gong
Oct 22, 2021
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Greg and team help me with storm water OSD system/civil plumbing system installation as per council requirements as part of a swimming pool construction. Greg's work has been extremely helpful, professional. To start with, the design of the storm water OSD system, by a separate hydraulic engineer, was an extremely challenging one. To meet all council requirements, the I.L, S.L of the pipe connections has to be as accurate as within 10mm. This is extremely difficult to achieve onsite. Greg worked closely with the inspector, measured all the R.L of all pipe connections, and in the end, the levels
Richard
Sep 10, 2021
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Greg and the team at GSM Plumbing pulled off a miracle with our stormwater plumbing. After another contractor botched our stormwater connection, council blocked our subdivision certificate. We were extremely worried that wed have to rip up all of our stormwater drainage and start again, but Greg and his boys were able to sort it out, and worked overtime to help us get the job done before the COVID shutdown for construction. Were extremely grateful to have found them, and can absolutely recommend GSM Plumbing for all drainage and OSD work.
Eli Singer
Sep 09, 2021
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Positive:Professionalism,Quality,Value
Greg and his team did a great job in installing the pipe work in preparation of a water meter installation. Great service, fair price and no fuss. Would certainly recommend GSM plumbing.
Greg and his team did a great job in installing the pipe work in preparation of a water meter installation. Great service, fair price and no fuss. Would certainly recommend GSM plumbing.
Helen Chee
Aug 22, 2021
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GSM Plumbing carried out for us storm water and subsoil drainage works around a block of units in April 2020. The work involved:
Removal of 90+ tonnes of soil
Removal of concrete pathways and 1/3 of the parking area
Place plastic lining around the building after the soil was removed
Connection of four new gutter down pipes to the storm water drainage
Install agricultural drains
Install two 600 x 600 storm water pits
Connect the storm water pits to the curb
Replace sections of old underground potable water copper pipe
Put crushed concrete fill around in ground pipes
After laying drainage
Removal of 90+ tonnes of soil
Removal of concrete pathways and 1/3 of the parking area
Place plastic lining around the building after the soil was removed
Connection of four new gutter down pipes to the storm water drainage
Install agricultural drains
Install two 600 x 600 storm water pits
Connect the storm water pits to the curb
Replace sections of old underground potable water copper pipe
Put crushed concrete fill around in ground pipes
After laying drainage
Kate Henderson
Aug 20, 2021
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Very happy to share this review as we were provided with fantastic service from beginning to end with GSM plumbing. Greg is definitely a master of his trade and extremely knowledgeable. Despite being in a rental and having to run everything past the owner, Greg took the time to explain some of the plumbing issues we were experiencing and what his plan of attack was in getting things resolved for us as soon as possible. We appreciated not only the level of service and communication provided throughout but also the fact that Greg and Nick were courteous and understanding during a time of uncertainty
