Delta Plumbers is a full-service plumbing company offering residential and commercial plumbing services in Newmarket.
Each of our skilled plumbers has years of experience.
We provide a 90-day warranty on all of our services.
Our quality diagnostic methods will speed up the repair.
Highly trained Delta Plumbers specialists are on call and have fully stocked trucks with everything to perform any service, be it repair or installation. You can have peace of mind knowing that our local pros with at least 17 years of experience will manage any problem and provide the highest quality service
Extensive training and top certifications, including Red Seal and North American Technician Excellence, are proof of our professionalism. We’re always going above and beyond to impress you with our service.
We have offices in many Canadian cities to help you as fast as possible.













Plumbing has to be out of sight in your universe; when it fails, the whole place comes to a standstill. Delta Plumbers Newmarket has things running smoothly in no time with insured, licensed professionals familiar with the town’s housing combination—old bungalows along Main Street South, newer subdivisions in Woodland Hill, infills into Shawnee Trail, and condo high-rises along the Yonge–Davis strip.
Because every house is plumbed a bit differently, our first job is listening. We take notes on your symptoms, ask smart questions about when they occur, and diagnose in real-world conditions so that the fix corrects the root cause and not just the drip or the noise. Our trucks roll with pro-grade tools and materials, and we can make most repairs on the first call. You’ll receive up-front pricing in advance of us getting started, and every repair is backed by a written guarantee so you can sleep soundly long after we’re gone.
If you’ve arrived here through a search for plumber Newmarket, emergency plumber Newmarket, or drain cleaning Newmarket, you’re in the right place—aid is merely minutes away, 24 hours a day, 7 days a week.When a frozen pipe hits past midnight out near Upper Canada Mall, the toilet is overflowing in Stonehaven–Wyndham, or the stack line is dripping in a Yonge Street condo, minutes count. We answer with a live dispatcher who guides you through the correct shut-off and immediate safety procedures, then dispatches the nearest qualified technician who already carries fittings, valves, traps, and controls most emergencies need.We stabilize on the job, phase one—turn off the water, caulk finishes, and migrate contain—then diagnose using meters, inspection mirrors, and temp testing to identify the failure from the cause. Icied copper that cracked behind the drywall, a stuck wide-open PRV, a fatigued flex connector, or a blown wax ring all require specific repair.We provide code-compliant, permanent repairs, test at operating pressure, and clean up the area. When water came near framing, insulation, or ceilings, we take readings and photos for your insurance company and suggest additional action so a late-night fright is not an entire-room restoration endeavor. With 24/7 emergency plumbing in Newmarket, you never have to wait for office hours to have your house restored.
The best repairs start with honest diagnostics. A pinhole leak off Mulock Drive may be from the incorrect solder flux having reacted with hard water over the years; a chronic clog on Bristol–Newmarket may be venting or an offset where two other forms of pipes meet; banging noises when taps are shut typically mean support spacing is in error or no arrestors are fitted.
We pressure-test line pressure, check ferrules and stop valves, trap geometry and slope, and where patterns suggest scope with a mini camera to view inside the run. Ghost-flushing or rocking toilets get a proper reset at flange level and quality internals to eliminate run-on. Pulsating showers between hot and cold typically need mixing valve service and pressure balance checking. Where the metals vary and are causing galvanic corrosion, we engineer the transition to extend system life.When complete, we test the outcome in the way you will actually use the area and design maintenance that is harmonious with the repair. It’s repair the right way: quiet, effective, and built to endure.
A decorative faucet, a new commode fitted, an effective dish washer, or a smart tankless water heater functions optimally only as long as its installation.
We start with compatibility tests: supply pressure, venting routes, trap arm positioning, and drain sizing. Next, we fit the seals and gaskets properly, secure lines to prevent vibration, and align fixtures to the millimetre so they are solid and watertight.Kitchen sink installations within the Leslie Street area get adequate countertop penetrations and clean silicone joints; laundry work within Glenway Estates gets anti-vibration mounts and shut-offs you can access. Sump pumps and backwater valves get the adequate pit depth, check-valve alignment, and discharge piping so they’ll function on storm days, not merely test day.After each install, we pressure test, load function test, install temperature and mixing, and examine care fundamentals that extend life. Bathing suite redesign with a Fairy Lake Park view? We coordinate inspection timing, rough-in elevations, and fixture locations so your redesign remains on schedule and your finish choices are wow.
Backed-up drains and sewer backups don’t happen by accident—They are indicators. We run them reading them for CCTV inspection to observe scale, grease, root intrusion, water-bellied, or a cavity in the segment where the lateral is exiting the foundation.
Where accumulation is the issue, hydro-jetting clears out the line under pressure in control to provide full diameter and smoother interior that resists better future buildup than cabling by itself. When a foreign object had become lodged in a transition nearer to Bogart Creek or townhome cleaning, we loosen it mechanically without destroying the pipe and check downstream flow with a verification pass.If structural damage is found by the camera, we evaluate trenchless repair so landscaping, driveways, or finished flooring aren’t torn up unnecessarily. Homes along the East Holland River would value pre-spring thaws maintenance; we will come up with a schedule that suits the manner your home uses kitchen and bath areas so you’re ahead of backups, not behind them.
Convenience is based on hot water reliability, especially in York Region winters. If your water heater leaks, loses heat, makes noise, or short-cycles, we check controls, thermistors, ignition, venting, gas or electric supply, and water quality before recommending a solution.
More aggressive local water accelerates sediment in tanks and scaling in tankless; we perform a full tank flush or descale heat exchangers on demand models to restore flow and efficiency. If there’s a more intelligent replacement, we size to your pattern of draws morning showers, laundry loads, dish cycles—so you heat what you use, not a buffer you won’t use.Installs include good venting, safe gas/electric connections, condensate treatment, and multi-fixture performance test. We also install anti-scald mixing valves properly and demonstrate simple seasonal checks that conserve utility bills but not comfort. If you searched for Newmarket tankless installation or Newmarket water heater repair, we’ll make the shower after the next one, the week’s highlight.
Silence in the basement starts long before the forecast rainstorm. We calculate pit volume, pump head demand, check-valve placement, discharge slope, and where that discharge is directed outdoors—nuances that control cycle rate and reliability.
We size the primary pumps to your home, not off a standard chart; we test floats in actual working conditions; and battery-backup systems are highly recommended so pumping will continue in case of a loss of power.For occurrences of sewer surcharge, we install and maintain backwater valves, ensure that they close with ease, and plan for a realistic access point for future maintenance. Properties in lower-lying pockets of Armitage or along the Holland River watershed get extra attention to winterization so exterior lines don’t freeze and push water back toward the foundation.Each flood-protection job ends with a hands-on run-through: how to test, what to listen for, and when to call because prevention works best when you’re confident using the system.
Restaurants on Main Street, retail in the area of Upper Canada Mall, office buildings near Davis & Leslie, medical facilities, spas, light manufacturing, and multi-residential complexes all use plumbing.
We keep everything flowing with preventive maintenance, rapid response emergency, grease-management practices which really measure up to volume of service, and high-recovery water heating for continuous peak operation. We take your peak periods for reserve; speak openly with facility managers and employees; and sweep up in public and back-of-house areas.Compliance is simple: we install and test backflow prevention (RPZ/DCVA), maintain records you need for inspection up to date, and make fixtures and drains building and health code compliant. If you were looking for a commercial plumber in Newmarket, use this as the last time you’ll ever need to search. We’ll keep your doors open and your guests warm.
The most expensive emergency is one that never occurs. Our service calls consist of clever checks with service life extension repairs. We read static and dynamic pressure, inspect temperature set points, re-seal equipment as gaskets are wearing out, and perform targeted drain cleaning on bathrooms and kitchens with initial sediment.
Where symptoms point to more serious issues, we scope priority lines and send camera images to you so decisions are made on data, not guesswork. Basement defense is treated to a full sump pump load test and backwater valve service before storm season, and hose bibs outdoors are winterized so that an unexpected cold snap doesn’t end up being a spring ceiling repair.Snowbirds and frequent travelers get shutoff mapping and clever leak-detection features for extra away peace of mind. With each service visit, you receive a photo-documented report with pre-priced, priority recommendations, in addition to member priority scheduling and savings. Maintenance is not a plan—it’s a lower surprise and reduced cost of ownership.
Reliability manifests in the small details. Someone answers your call and asks the right questions. Arrival windows are tight and honored. Counters and floors are protected. We open walls only when we need to, and it’s clean when we’re done.
We quote level-rate and accepted to the cent; one-year workmanship warranty; and our technicians are insured, bonded, and trained to finish most jobs without leaving the job site for parts. We’re locally owned, we speak plainly, and we construct solutions to your budget and your timetable.That blend of professionalism, transparency, and durable results is why homeowners and businesses keep us on speed dial as their plumber in Newmarket.
If you’re staring at a dripping ceiling at 2 a.m., planning a kitchen upgrade, or hunting for a reliable service partner to look after a busy storefront, Delta Plumbers Newmarket brings the right mix of speed, craftsmanship, and care. One call and you receive a price upfront, on-time completion, and warranty-backed repairs.
If you searched for emergency plumber Newmarket, hydro-jetting Newmarket, sump pump Newmarket, or water heater repair Newmarket, we’ll turn today’s frustration into tomorrow’s peace of mind. Call us and tell us what’s happening—we’ll make it right, today.
SAVE MORE (MONEY)
It's simple to overlook minor leaks or squeaky fittings—until they're costly failures. Our Newmarket plumbing services are designed to identify issues early and fix them correctly, bypassing complete replacements and costly restoration. With honest, no-gimmick prices and solutions designed for your home—not bloated add-ons—you pocket more dollars in your wallet while your system works the way it should.
SAVE TIME (QUICK RESPONSE, 24/7)
Plumbing problems don't pay attention to your schedule. Don't spend hours on tedious do-it-yourself efforts. Call our 24/7 Newmarket emergency plumber. We arrive on time, determine the problem, and make complicated, code-approved repairs—24/7, weekends, holidays—so you can get back to life in a hurry.
STAY COMFORTABLE (RESPECTFUL, CLEAN, PROFESSIONAL)
Service should never be intrusive. Our engineers floor and finish, explain things clearly, and inform you of what was faulty and what we've done to fix it. We'll also give you no-messing-about, clear-to-use advice on how not to have the problem re-occur again, so your house stays cozy long after we've gone.
TOTAL CONFIDENCE (UPFRONT PRICING & GUARANTEED WORK)
You'll settle on an open price upfront—no guesswork, no surprises. Fixes are backed by a written workmanship guarantee, and our insured, licensed professionals arrive with the correct parts and equipment to fix most things in a single visit.
That combination of open pricing, warranted repair, and one-day service in Newmarket is how we turn today's pain into tomorrow's comfort.
Delta Plumbers in Newmarket provides reliable 24/7 plumbing repairs, drain cleaning, sewer services, water heater installation, and sump pump protection. Licensed, insured, and trusted by homeowners & businesses across Newmarket. Call today for same-day service.
We had a couple of leaky faucets. Ian arrived within 24h and replaced them both. Over the weekend, some questions arose. When I called Delta Monday, a return call was booked for the next day. This time Chris arrived, had a look and explained the situation clearly and with impressive patience. He gave us a couple of options. This was really informative - and no charge for the return visit. Great work, Delta!
Great people, especially Tony very knowledgable and persistent didn’t stop till unclogged my toilet
Peter from Delta Plumbers was thorough in preparing both our toilet and bathtub. He was professional and explained everything in detail. Excellent service!
Amazing thanks
Peter from Delta Plumbers was incredibly efficient in fixing our toilet and bathtub issues. He was professional, on time, and explained everything clearly. Highly recommend
After facing a clog toilet in the basement I contacted them for emergency service plumber arived on time and installed they helped me really great
They arrived quickly to fix leaking pipes in the basement and installed new drains
domenic installed a brand new shower and it looked great!
fixed my broken pipes hassle free
Issue resolved 👍👍
Tony was awesome. He unclogged our kitchen sink. He came right away and was very efficient
Dominic repaired our toilet, fantastic service!
thank you, Tony for coming in last minute to repair my bathtub. That’s been leaking for so long.
Chris replaced our old toilets and was so funny what a stand-up guy. I will definitely be coming back
Chris did an excellent job figuring out what exactly went wrong with our toilet. Thanks for the speedy service
Greatly appreciated the help with my kitchen sink as a first time homeowner.
Delta Plumbers is amazing! I called them for a leak repair, and they arrived within an hour. Their staff was professional, and the job was done right the first time. Great service and fair pricing. If you need a plumber in Newmarket, these are the folks to call!
happy to report everything went well with the work, peter replaced water lines and repaired a junction in the laundry room. he was polite and worked quickly but not rushed. no one problem at all
Found and fixed the sourceof water leak in the basement. Ali g and Tony were very attentive in terms of keeping me up to date with the schedule. Peter was professional and quick in figuring out the problem and addressing it.
Had my bathroom toilet clogged, same day service awesome work delta plumbers… recommending to friend and families
Lifesavers . Always equipped with the cure. Called earlier for a leaky faucet and someone was out instantly. Thanks Chris for the prompt service
Great service I appreciate all the help
Great experience
Service was great! Knowledgeable plumbers
Prompt response and professional employees.
I had a malfunction mixing valve. He diagnosed the problem, then got to work right away finish quickly and even double check hiswork. Highly recommend.
Chris was great. He responded to our call promptly analyze the reason for our water back up and fixed it. One ,two ,three Highly Recommend, 5 stars
Super knowledgeable and very professional. Tony has installed Plumbing fixtures as well as repair them in our house and we've always had a positive experience
5 star service! Chris was amazing;)
Great service thank you for all the help that was done in my reservations
I recently bought a constructed house for some reason one of the drain always smelled like backup sewers even after multiple uses. Thank you, Chris for getting this fixed.
I was having issues with my tankless water heater. Ali g came and diagnosed the issue in no time. Thank you for the prompt service
Replaced my pipes super quickly thanks to Tony
Can't say enough good things about delta plumbers. They have been my go to for years now and never disappoint
ali g did a wonderful job clearing our clog. initially tried going through the drain, but he explained the risk and we decided he would go through the toilet. It was very pleasant and professional.
Peter was great. He helped us fix an old toilet of ours and now we are going to save a lot of money on our water bill. The fixer works great now and they have a warranty would recommend great company.
Tony came out late to help me with a clogged toilet! He fixed it without any issues quick and friendly service with an upfront price. Thanks!
Great Service
Tony was very quick to get back to me to fix my gurburator
Great service from start to finish such wonderful plumbers
Service was a bit expensive. But i wouldnt put a price on the knowledge, patience and professionalism shown by derek.
Tony was fantastic! Highly recommended Would call again l. Honest and reliable What a gem
Great service would call Chris back to get more plumbing work done in a heartbeat.
Got my faucet replaced at a reasonable price 🙂
Service was amazing would recommend.
Service was great with professional staffs have very indepth knowledge would reccomded
Chris arrived promptly, diagnosed and fixed the issue quickly. Highly recommend and will be referring to families and friends
Great service from guys know who their work. Can’t recommend enough
Cleared my clogged drain like it was nothing. These guys are EXPERTS!
Great service, actually listened to my questions and concerns and treated me with respect. Phenomenal plumbers
Great work team, I’ve called Delta plumbers a few times. Reasonably priced, knowledgeable, never had issues. Keep up the good work
Great service, would recommend
Water wouldnt turn off new valve installed Chris was timely efficient and courteous
Exceeded my expectations with flying colours, great work Chris
Great company with experts. Thanks for fixing my clogged kitchen drain
Replaced all the toilets in my house on the same day! Quick and efficient service, what a lifesaver derick !
chris was able to find the problem when i tried turning on the heater but it wouldn't work .he was relible, efficient and answered all my questions. great job guys.
I Knew I need a plumber when I started to see water damage in the ceiling. Money is tight though after getting a few quotes. My husband and I decided Delta plumbers were the ones for the job
Delta plumbers arrived the same dat to get my faucet repaired after having mutilple leaks in my basement! Thank you tony for all your expertise Would recommend
My kids are always throwing everything they find down the toilet. Thank you delta plumbing
Great service, my AC stop leaking would recommend Tony was great
Service was great. Toilet looks like gold
Leaky faucet got fixed so quickly Thank Chris
Great service. Hard working people Would recommend
Plumbing work bathroom looks proper and the plumbers were great. Very punctual and great quotes
Bathroom looks brand new. I really appreciate delta plumbers. Chris did a fine job with repairing the sink
Thanks for the help much obliged they’re very professional
Service was great. Got my new faucet installed and it looks wonderful Would recommend
My kitchen drain is now finally unclogged Thanks to Chris. Job well done 🙂
Furnace got fixed for winter. So pleased Job well done boys, would recommend
Furnace repair was great and I appreciate it. I am going to call you guys back again, whenever anything in my apartment fails. Would recommend.
My bathroom looks bang spanking new thank you so much. The new toilet works like a wonder
My toilet was clogged and delta plumbers arrived on time, super professional and kind
Muy toilet looks impecable. Thanks to delta plumbers
Drain was unclogged by the best in town thanks to the delta team Would recommend
Professional plumbers who arrived on time to replace my heater. Dada was happy Would recommend
Service was good no complaints. Furnace replacement was real great arrived same day. Happy customer 🙂
My shower works perfectly now, everything looks great - my place went from a wreck to a place I can finally watch TikTok on my toilet and chill.
Shower looks amazing and they repaired my drain. Everything is looking great. Thanks for the work delta
delta plumbers are fast and quick got my heater replaced the same day when i called. super impressed
great service. the facet replacement really helped me out and just the way yall do business So PLEASED! would recommend
the service was excellent. these folks deserve a medal for their expertises spotless sink and fuctionable shower would recommend
My basement bathroom looks brand new! Thanks Chris you are such a hard worker indeed! They need to give you a raise! Good service and keep you the amazing quality. Would recommend
Plumbers were reliable, punctual and make toilets look great
My basement looks awesome. Plumbers were on time and very professional Thanks chris
my mom loves the service so much. So super easy process. Thanks guys! 😊 would recommend
Impressed with their repairs we love it they really know what their doing my oh my!
Good service, amazing price and good quotes Would recommend
Service was great! Impressed with the quality!
The plumbers arrived on time and the service was real and my sink is brand new, would highly recommend.
I received best service! I will come back for sure and I definitely recommend
My drain has been clogged and they fixed it im so happy ❤️❤️