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Whether you’re fitting a new sink in a kitchen renovation, replacing a damaged bathroom basin, or dealing with a leak under the counter, the quality of the installation or repair determines how long the fix lasts. A sink that isn’t correctly sealed, properly supported, or accurately connected to the drainage line will develop problems — and in Dubai’s hard water environment, those problems tend to arrive sooner than in more forgiving climates.
Plumber Dubai handles sink installation and repair across Dubai for residential and commercial properties. Call us at 0581873002 for same-day service.
Sink Installation Services
A sink installation involves more than connecting two pipes and applying sealant. The supporting structure under the counter needs to carry the weight of the sink when full. The drain alignment has to match the existing waste pipe without forced bends that restrict flow. The supply connections need to be correctly torqued — too loose and they drip, too tight and the fittings crack. In Dubai villas and apartments where countertops are often marble or engineered stone, even minor movement after installation can fracture the surface around the cutout.
We install all common sink types across kitchen, bathroom, and utility settings:
Kitchen Sinks
Undermount, top-mount, farmhouse, and integrated kitchen sinks all have different mounting requirements and drainage configurations. Stainless steel sinks need adequate under-counter support to prevent flexing. Granite composite and ceramic sinks are heavier and require a reinforced cabinet base. We assess the cabinet structure, existing plumbing layout, and countertop material before starting work. For kitchen sink installation on new builds or renovations, we also connect the dishwasher drain and waste disposal where required.
Bathroom Sinks and Basins
Wall-mounted basins, vanity-top sinks, pedestal basins, and under-mount bathroom sinks each require a different installation approach. Wall-mounted sinks need internal wall fixings capable of taking the basin weight plus user load — this often means opening the wall to install a concealed bracket or checking that existing brackets are rated correctly. Vanity-top installations require precise cutout sizing and a watertight seal around the entire perimeter. We handle all types and confirm the waste connection clears correctly before completing the installation.
Commercial Sink Installation
Restaurant, hotel, and commercial kitchen sinks face much higher daily demand than residential fixtures. They typically require larger drain diameters, higher-capacity waste traps, and commercial-grade faucet fittings. Compliance with Dubai Municipality hygiene and sanitation requirements applies to commercial food service installations. We install single and double commercial sinks, three-compartment wash stations, and utility sinks, confirming drainage capacity and grease trap connections are correctly configured.
Sink Repair Services
Leaks Under the Sink
Most under-sink leaks originate at one of three points: the drain basket seal where the sink meets the waste pipe, the P-trap connections, or the supply line fittings. A leak at the drain basket is usually a failed silicone or putty seal that needs the basket removed and reseated properly. P-trap leaks come from cracked plastic sections or failed compression fittings. Supply line drips are typically a loose nut or a degraded washer. Each of these is a straightforward repair when identified correctly. If water has been pooling inside the cabinet, we also check for any damage to the cabinet base and advise if that needs attention.
Blocked or Slow-Draining Sink
Kitchen sink blockages are usually grease and food debris built up in the P-trap or the drain line behind the wall. Bathroom sink blockages are typically hair and soap scum in the trap. We clear both mechanically and flush the drain line. For recurring blockages that return within weeks of clearing, a drain camera inspection identifies whether the issue is in the household pipework rather than the immediate trap — a problem that needs a different approach than just clearing the trap again. For sink unblocking that keeps recurring, we assess the full drain line.
Dripping Taps and Faucet Problems
A tap that drips continuously wastes a measurable amount of water and indicates a worn internal cartridge or ceramic disc. In Dubai’s hard water conditions, cartridge life is shorter than in softer water environments — mineral deposits accelerate wear on the sealing surfaces. We replace cartridges and ceramic discs for all common tap brands. For mixer taps where the temperature balance is off or the handle feels stiff, we service or replace the cartridge rather than replacing the whole tap unless the body is damaged.
Damaged or Cracked Basin
A cracked ceramic or porcelain sink basin can’t be permanently repaired — hairline cracks worsen with temperature cycling and the risk of a complete fracture increases over time. We carry out sink replacement for damaged basins, matching the sink dimensions and waste fitting to the existing setup where possible to minimise surrounding work. If the countertop cutout needs adjustment, we coordinate that as part of the replacement.
Limescale Buildup and Flow Restriction
Dubai’s hard water deposits scale on tap aerators, inside faucet bodies, and around drain strainers. A tap that has noticeably reduced flow often just needs the aerator descaled or replaced — a two-minute fix. Scale inside the faucet body takes longer to address but restores normal pressure once cleared. We descale fittings during repairs and advise on the right cleaning routine to slow future buildup between services.
Common Sink Problems in Dubai Properties
Hard water is the most consistent factor affecting sink plumbing in Dubai. Scale builds on every surface water contacts — aerators, drain strainers, under-counter fittings, and the waste pipe itself. Over months, this narrows effective pipe diameter and restricts drainage flow.
Poor original installation is the second major cause of ongoing problems. A sink that wasn’t properly sealed at installation will develop a leak eventually, regardless of how well it’s been maintained. If you’ve had repeated leaks from the same location, the original installation likely needs to be redone correctly rather than patched again. We encounter this regularly in older Dubai apartments and properties that had cheap initial fitting work.
In kitchen plumbing maintenance, the drain is the most commonly neglected component. Grease poured down the kitchen drain solidifies inside the waste pipe over months. By the time the sink drains noticeably slowly, the blockage is already significant. Regular drain flushing during maintenance visits prevents this from reaching the blocked stage.
Frequently Asked Questions
How long does a sink installation take?
A standard kitchen or bathroom sink replacement — same location, same drain position — takes 1 to 2 hours. A new installation where supply lines and waste connections need to be run from scratch takes 2 to 4 hours depending on access and the distance from existing plumbing. Commercial sink installations with multiple basins or custom drain configurations take longer and we confirm timing during the site assessment.
Can you install a sink I’ve already purchased?
Yes. Supply-only installations — where you’ve bought the sink and need a plumber for the fitting — are straightforward. Send us the product specifications before the appointment so we can confirm the waste fitting size and supply connection type. If the sink dimensions or drain outlet position don’t match your existing setup, we’ll tell you in advance what additional work is needed rather than discovering it on the day.
My sink has been leaking under the counter for a while — is there damage to worry about?
Possibly. Water sitting inside a cabinet base over weeks damages the particleboard or MDF construction that most kitchen and vanity cabinets use. Once this material gets wet, it swells, weakens, and can develop mold. We repair the leak and assess the cabinet condition as part of the visit. If the cabinet base needs replacement, we advise on that separately — it’s worth knowing the full extent of the damage rather than just stopping the leak and leaving saturated material behind the cabinet.
Do you carry parts for same-day repairs?
We stock the most commonly needed components — P-trap assemblies, drain baskets, tap cartridges for major brands, supply flex hoses, and standard compression fittings. For less common parts or specific brand components, we confirm availability before the visit or source them quickly if identified during the repair. Most standard sink repairs are completed in a single visit.
What’s the difference between sink repair and sink unblocking?
Sink repair covers leaks, damaged fittings, cracked basins, and faucet problems — issues with the sink or its connections. Sink unblocking specifically addresses blocked or slow drains where the pipe itself is restricted. Some calls involve both — a leaking P-trap that’s also blocked, for instance. We diagnose the actual issue when we arrive rather than assuming it falls into one category or the other.
For sink installation or repair anywhere in Dubai, call Plumber Dubai at 0581873002. We’re available 24 hours for urgent repairs and offer scheduled appointments for installations and planned replacements.