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36 results 14 based here · 22 serve the area★ 5.0 average from 22 reviewslistings updated 7 Oct 2026
Plumbers for blocked drains, hot water, leaks, gas fitting and bathroom renovations. Compare 36 plumbers in Castle Hill NSW: ratings, licences, services and contact details, and ask up to 3 of them for free quotes.
These businesses aren't based in Castle Hill but list it as a service area.
Plumbers · Hot Water Systems Repair, Blocked Drains, Burst Pipes Repair
Serves this area
Plumber in Baulkham Hills, NSW for hot water system repairs, blocked drains and burst pipe repairs.
Based in Baulkham Hills NSW · serves Castle Hill
Plumber and gas fitter in Baulkham Hills, NSW, also covering Bella Vista, Castle Hill, Glenwood, Kellyville and Winston Hills.
Based in Baulkham Hills NSW · serves Castle Hill
Plumbers · Blocked Drains, Hot Water Systems, Pipe Relining
Licensed Serves this area
Majestic Plumbing Services is a plumber in Baulkham Hills, NSW for blocked drains, hot water systems, pipe relining and gas work.
Based in Baulkham Hills NSW · serves Castle Hill
Plumbers · Water Leak Detections, Hot Water Installations, CCTV Drain Camera Inspections
Licensed Serves this area
Omega Services is a plumbing and electrical business in Norwest, NSW, covering leak detection, blocked drains, hot water and solar work.
Based in Norwest NSW · serves Castle Hill
Plumber in Kellyville, NSW for blocked drains, hot water systems, gas fitting and new installations.
Based in Kellyville NSW · serves Castle Hill
Plumbers · Blocked Drains, Hot Water Systems Installations, Split System Air Conditioning Installati…
Licensed Serves this area
Plumber and air conditioning business in Baulkham Hills, NSW for blocked drains, hot water systems, gas plumbing and split system air conditioning.
Based in Baulkham Hills NSW · serves Castle Hill
Plumbers · General Plumbing, Pipe Relining, Leak Detection Repairs
Licensed Serves this area
Based in Bella Vista NSW · serves Castle Hill
Plumbers · On-site services, Repair services
Serves this area
Based in Baulkham Hills NSW · serves Castle Hill
Plumbers · Emergency Plumbing, Blocked Drain Clearing, Hot Water System Installation
Serves this area
Plumbing business in Baulkham Hills, NSW handling call-outs, blocked drains, leaks and hot water units.
Based in Baulkham Hills NSW · serves Castle Hill
Plumbers · Gas Plumbing, Hot Water System Repairs, Hot Water System Replacements
Licensed Serves this area
Based in Baulkham Hills NSW · serves Castle Hill
HVAC · Gas Radiant Heater Installations, Electrical Services, Hydraulic Services
Serves this area
Fit-out and maintenance business in Wetherill Park, NSW for commercial and industrial spaces, including HVAC, electrical, plumbing, gas fitting and roofing.
Based in Wetherill Park NSW · serves Castle Hill
Based in Norwest NSW · serves Castle Hill
Tell us about the job and we'll match it with up to 3 plumbers in Castle Hill. Your contact details go only to businesses on a paid plan here, and after you send we tell you which businesses got them. Free, no obligation.
Plumbers for blocked drains, hot water, leaks, gas fitting and bathroom renovations. Aussie Builders Directory lists 36 plumbers in Castle Hill NSW, with ratings, licences and the services each one offers.
Compare two or three. Check each one's licence on your state regulator's public register, read recent reviews, look at photos of similar jobs, and ask for a written, itemised quote. A business that is owner verified on Aussie Builders Directory has confirmed it runs the listing.
It depends on the size of the job, materials, access, and how soon you need it done. Most trades quote a fixed price for a defined job and an hourly rate for repairs and call-outs. Asking two or three local businesses for a written quote is the quickest way to see the going rate in Castle Hill.
Most residential trade work in Australia must be done by a licensed contractor, and building work above a set value needs a written contract and home warranty insurance. The rules differ by state, so check the licence number before work starts. Listings marked "Licensed" show a licence or certification on their profile.
Some businesses are based in a nearby suburb but travel to jobs here. On suburb pages we list businesses based in the suburb first, then the ones that say they serve it.
Tell us about the job once. We match your request with up to 3 plumbers near you. A business on a paid plan here gets it with your name and contact details and can contact you directly. A business on the free plan sees the job and your suburb but not your details, so it can't contact you unless it upgrades. A business that hasn't claimed its listing sees your request only once it claims. After you send, we tell you which applies to each business. It's free and there's no obligation.