# Bathroom Plumbing Renovation Kuala Lumpur | KL1 Plumber > Full bathroom plumbing renovation in KL: re-piping, new fittings, floor traps, drainage and waterproofing coordinated by one licensed team. URL: https://kl1plumber.com/bathroom-plumbing-overhaul/ ![Bathroom under renovation with new pipes chased into the walls](https://placehold.co/1920x900/0B132B/FFC700?text=Bathroom+under+renovation+in+a+Malaysian+home+with+new+PPR+pipes+chased+into+walls+and+a+new+floor+trap+in+place) Bathroom Renovation Plumbing # Complete Bathroom and Toilet Plumbing Overhauls in KL Last updated: 7 October 2026 Complete plumbing renovations for toilets and bathrooms. Licensed KL plumbers who find the real source of the leak, fixing plumbing, roof leaks and waterproofing with one insured team, with the RM30 check-up fee waived when you go ahead. - SSM-registered & fully insured - RM30 check-up waived on approval - Written quote before work starts - 24/7 emergency line Pricing (site inspection) From RM30 WhatsApp for a Fast Quote [https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote →](https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote) Call the 24/7 Hotline [tel:+60105260000 →](tel:+60105260000) 24/7 dispatch line open Reply by WhatsApp ## Book Bathroom Overhaul Tell us what is wrong and where you are. We reply on WhatsApp or call you back with the next step. 14+ Years of plumbing work (since 2012) 600+ Homes and businesses served in KL and beyond 24/7 Emergency line for burst pipes and flooding RM30\* Check-up fee, waived when you approve the quote SSM-Registered, Licensed & Fully Insured. \*RM30 applies to general troubleshooting; pump inspections are RM80 (not waived). Have you ever felt like fixing your bathroom is a never-ending cycle of temporary patches? You replace a leaking basin tap, and the very next week the toilet cistern starts running. We see this constantly at KL1 Plumber across Kuala Lumpur, where a cleared floor trap suddenly leads to a scary brown water stain on the ceiling below. A complete Bathroom Plumbing Overhaul stops this frustrating cycle by renewing the entire system at once. Our team will walk you through the exact steps we use to fix these issues for good. Grab a cup of coffee, and let’s go through it together. ## What Is a Bathroom Plumbing Overhaul? An overhaul replaces everything hiding behind and under your tiles. We swap out your old lines for high-quality PPR (Polypropylene Random Copolymer) pipes. These modern pipes can easily handle hot water up to 95 degrees Celsius and boast a lifespan of over 50 years. - **New supply pipes:** Upgrading to durable PPR piping. - **Drainage correction:** Setting exact floor gradients (usually a 1:80 fall ratio) so water runs away fast. - **Fresh waterproofing:** Applying new membranes over the screed. - **Angle valves:** Fitting isolation valves on every water point for easy future maintenance. Coordinating different trades is where most renovations go wrong. Our KL1 Plumber crew handles both the plumbing and the waterproofing as a single job. This unified approach means the critical details like pipe penetrations, corners, and floor traps are secured by one accountable team. We always perform a strict 24-hour ponding water test before any new tiles go down. Passing this test guarantees your new membrane is completely watertight and protects the unit below. > **KL1 Pro Tip:** DBKL regulations strictly limit noisy hacking work in Kuala Lumpur condominiums to between 9am and 5pm on weekdays, so always secure your Joint Management Body (JMB) permit and deposit early. Layout changes are easiest during this initial hacking phase. Our designers can plan concealed piping chased directly into your walls for a beautifully clean finish. Moving heater points or installing a modern wall-hung toilet frees up valuable floor space. We discuss all these layout options with you before work starts. A clear, upfront quotation ensures you know exactly what is included in our scope, keeping your budget safe from surprises. ## When Is an Overhaul the Right Choice? A full replacement makes sense when your pipes are older than 15 years, leaks keep returning, or the original waterproofing has completely failed. We always advise clients that a simple repair is enough if only one fitting is broken and the hidden pipes remain structurally sound. Old galvanized iron (GI) pipes are notorious for rusting from the inside out, causing brown water and weak pressure. Our detailed guide comparing a full bathroom overhaul vs fixing individual fittings [/guide/bathroom-overhaul-vs-fixing-fittings/ →](/guide/bathroom-overhaul-vs-fixing-fittings/) helps you decide which path to take. You should always inspect the visible joints under your sink for early signs of green oxidation or rust. | Factor | Simple Repair | Complete Overhaul | | --- | --- | --- | | Best For | A single leaking tap or running toilet | Persistent leaks or properties over 15 years old | | Time Required | 1 to 3 hours | 2 to 3 weeks (including hacking and tiling) | | Long-Term Value | Fixes the immediate symptom | Renews the 50-year plumbing lifespan | | Condo Approvals | Not required | JMB permit and renovation deposit required | ## Common Reasons Homeowners Choose an Overhaul Property owners usually reach a breaking point after dealing with the same plumbing emergencies over and over. We see four distinct problems that drive homeowners in Malaysia to request a complete system renewal. ### Repeat leaks to the room below Failed waterproofing and old floor traps are the main culprits for water leaking into the ceiling below your unit. We often get emergency calls from condo owners facing tense disputes with their downstairs neighbours over these exact stains. Under the Strata Management Act 2013, the law presumes the upstairs unit is legally responsible for an inter-floor leak. Our complete hacking and waterproofing process stops the leak at the source and protects you from expensive liability claims. Getting a formal Form 28 inspection from your building management is the first step to documenting the damage. ### Old or rusty supply pipes Concealed galvanized iron (GI) pipes in older Malaysian bathrooms will eventually corrode and severely restrict your water pressure. We replace these outdated metal lines with premium PPR piping to restore full flow. These thick plastic pipes never rust and deliver clean water consistently for decades. Our plumbers heat-fuse the PPR joints together, creating a perfectly bonded connection that will not spring hidden leaks behind your walls. Upgrading your supply lines is the most effective way to permanently solve low water pressure issues in an older home. ### Poor drainage Water pooling around your feet during a shower means the original floor gradients were never set correctly. We fix this annoying issue by completely re-screeding the floor to achieve a perfect 1:80 fall ratio. This precise angle guarantees that water flows quickly and directly into the drain without leaving stagnant puddles. Our team also resets the floor trap to prevent foul sewer smells from backing up into your fresh bathroom. A dry floor prevents dangerous slips and stops mould from growing in the grout lines. ### Outdated fittings Running cisterns, dripping mixers, and cracked basins are frustrating daily annoyances that waste money. We swap out all these old fixtures for modern, highly efficient alternatives in one single go. Upgrading to a dual-flush toilet with a 3-star WEPLS rating from SPAN uses 4 litres or less per flush. Our clients notice a significant drop in their monthly water bills after we install these certified efficient fittings. Choosing a rimless toilet bowl design also makes your weekly cleaning routine much faster and more hygienic. A major renovation might feel overwhelming at first glance. We are here to make the entire process smooth, predictable, and stress-free for your family. Investing in a permanent fix protects your home’s structure and brings peace of mind back to your daily routine. Our experts invite you to see exactly what is included in a bathroom plumbing overhaul [/guide/what-is-included-bathroom-plumbing-overhaul/ →](/guide/what-is-included-bathroom-plumbing-overhaul/) so you know what to expect. Reach out to KL1 Plumber today to schedule your initial site survey. Zero Hidden Charges ## How Much Does Bathroom Plumbing Overhaul Cost? RM30 site inspection, waived on approval. Overhaul projects are quoted after a site survey. Tiling and carpentry are quoted separately if needed. ### Site Survey RM30 Waived when you accept the quotation - Existing pipes and drains assessed - Leak history and waterproofing checked - Fixture layout discussed - Scope and timeline proposed Book This Visit [https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote →](https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote) Most common ### Plumbing Overhaul Quoted after survey Scope and price fixed before work starts - Supply and drain re-piping - Floor trap and drainage upgrades - Waterproofing layer with ponding test - Fixture and heater point installation Get an Exact Price on WhatsApp [https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote →](https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote) ### Fixture Replacement Only RM80 - RM500 Typical standard repair range per job - Toilet, basin or shower mixer swap - Angle valve and cistern parts - Leaking connection repairs - No hacking required Book This Visit [https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote →](https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote) ### What affects the final price? - Bathroom size and number of fixtures - Concealed piping and wall chasing vs exposed runs - Waterproofing method and floor re-screeding - Choice of fittings, for example wall-hung WC vs floor-mounted Want the full breakdown? See our pricing page [/pricing/ →](/pricing/) . Why Us ## Why Choose KL1 Plumber for Bathroom Plumbing Overhaul? One licensed, insured team for plumbing, roof leaks and waterproofing, so the real cause gets fixed the first time. ### One team, no blame game Pipes, drains and waterproofing done by one contractor, so leaks are not passed between trades. ### Waterproofing built in Every overhaul includes a properly detailed waterproofing layer and a ponding test before tiling. ### Correct floor falls We set floor traps and screed falls so water drains instead of pooling in the corners. ### Planned hot water Heater points and hot water runs are planned with the layout, not added as an afterthought. ### Clear scope Plumbing and waterproofing scope is written down. Tiling and carpentry are quoted separately if needed. ### Condo works handled We work within management rules on noisy work, permits and debris disposal. Step by Step ## How Does Our Bathroom Plumbing Overhaul Service Work? No guesswork and no surprise bills. Here is what happens from your first message to the finished job. 1. 01 ### Site survey We check the existing pipes, drains, leak history and waterproofing, and agree the new layout with you. 2. 02 ### Strip and re-pipe Old fittings and pipes are removed and new supply and drain lines installed and pressure tested. 3. 03 ### Waterproof and test Floor traps set, screed falls formed, waterproofing applied and a ponding test carried out. 4. 04 ### Fit out After tiling, we install the toilet, basin, shower, taps and heater, then test everything. ## Not sure if it is a pipe, the roof or the bathroom upstairs? Send us a photo on WhatsApp. We will tell you what it most likely is and book a check-up. The RM30 fee is waived when you go ahead. WhatsApp a Photo [https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote →](https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote) +6010-526 0000 [tel:+60105260000 →](tel:+60105260000) On the Job ## Our Bathroom Overhaul Work Photos from real jobs. Tap any photo to enlarge. Customer Reviews ## What KL1 Plumber Customers Say Real reviews left on our Google Business Profile by homeowners and tenants we have helped. > "I've always been a handy person, but if there is one thing that I have not come to master, it is really all these pipes at home. Gladly, I discovered KL1 Plumbing services online and they have really made the installation easy for me." DS Danang Shuib Google review > "The quality of work was exceptional and worth every penny. I was impressed by their commitment to excellence. The entire experience was smooth and stress-free." MB Michael Brown Google review > "Friendly and professional plumbers in KL. They made the repair process so smooth!!" FE Felicia E. X. O Google review Read all reviews on Google [https://www.google.com/maps/place/?q=place_id:ChIJSZIrXMw3zDERU60BAx3cRes →](https://www.google.com/maps/place/?q=place_id:ChIJSZIrXMw3zDERU60BAx3cRes) Got Questions? ## Bathroom Overhaul FAQs Straight answers about bathroom plumbing overhaul in Kuala Lumpur and the Klang Valley. ### What does a bathroom plumbing overhaul include? Supply and drain pipes, fixtures, floor traps and the waterproofing layer, done as one coordinated job. Tiling and carpentry are quoted separately if needed. ### How long does a bathroom overhaul take? It depends on the size, whether pipes are concealed, and the waterproofing method. We give you a timeline after the site survey. Allow extra time for curing and the ponding test, which should never be rushed. ### Is it better to overhaul or keep fixing fittings? If pipes are old and leaks or faults keep returning, an overhaul usually works out cheaper over time than repeated call-outs. If the pipes are sound and only one fitting has failed, a simple repair is enough. ### Do I need to hack all the tiles? For a full overhaul with re-piping and new waterproofing, yes, the floor and lower walls are usually hacked. If you only need new fixtures, no hacking is required. ### Can you install a wall-hung toilet? Yes. A wall-hung WC needs a concealed cistern frame built into the wall, which is best done during an overhaul when the wall is open. ### How much does a bathroom plumbing overhaul cost? The site survey is RM30, waived when you accept the quote. The overhaul is quoted after the survey because size, layout, piping and waterproofing vary. Single fixture swaps typically fall within RM80 to RM500. ### Will the new bathroom leak to the unit below? Not if the waterproofing is done properly. We detail corners, pipe penetrations and floor traps carefully and run a ponding test before tiling. ### Can you add a water heater point? Yes. We plan the hot water route and heater position as part of the layout so the heater is easy to service later. ### Still have a question? Send us a photo of the problem on WhatsApp and we will tell you what it likely is and what it costs to check. WhatsApp a Photo [https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote →](https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote) +6010-526 0000 [tel:+60105260000 →](tel:+60105260000) Guides ## Bathroom Overhaul Guides Want to understand the problem before you book? These guides explain causes, options and costs in plain English. Explainer ### What Is Included in a Bathroom Plumbing Overhaul? What a bathroom plumbing overhaul covers: supply and drain pipes, fixtures, floor traps and waterproofing, plus what falls outside. Read guide [What Is Included in a Bathroom Plumbing Overhaul? →](/guide/what-is-included-bathroom-plumbing-overhaul/) Comparison ### Full Bathroom Overhaul vs Fixing Individual Fittings Repair one fitting at a time or overhaul the bathroom? Repeat-fault signs, pipe age, leak history and long-term cost compared. Read guide [Full Bathroom Overhaul vs Fixing Individual Fittings →](/guide/bathroom-overhaul-vs-fixing-fittings/) Browse all guides [/guide/ →](/guide/) One Team, More Fixes ## Related Services Plumbing, roof leaks and waterproofing are often connected. These services are commonly booked together. ![Technician applying liquid waterproofing to a stripped bathroom floor](https://placehold.co/1920x900/0B132B/FFC700?text=Waterproofing+technician+rolling+grey+liquid+waterproofing+coating+onto+a+stripped+condo+bathroom+floor+and+wall+corners) ### Waterproofing Services Moisture protection for bathrooms, balconies and flat rooftops. View service [Waterproofing Services →](/waterproofing/) ![Plumber installing new PPR water pipes along a kitchen wall](https://placehold.co/1920x900/0B132B/FFC700?text=Plumber+installing+new+white+PPR+water+pipes+along+a+wall+in+a+Malaysian+terrace+house+kitchen+during+re-piping) ### Water Pipe Installation & Replacement Full installation, replacement and rerouting of residential and commercial piping. View service [Water Pipe Installation & Replacement →](/water-pipe-installation/) ![Technician installing an instant water heater beside a shower](https://placehold.co/1920x900/0B132B/FFC700?text=Technician+installing+a+white+instant+water+heater+beside+a+shower+on+a+tiled+bathroom+wall+in+a+Malaysian+home) ### Water Heater Services Installation and repair of instant and storage water heaters. View service [Water Heater Services →](/water-heater-services/) ![](https://placehold.co/1920x700/0B132B/FFC700?text=Malaysian+plumber+packing+tools+into+a+work+van+outside+a+Kuala+Lumpur+terrace+house+at+dusk+ready+for+an+emergency+call) 24/7 emergency response ## Ready to Book Bathroom Plumbing Overhaul? WhatsApp or call our 24/7 line. We find the cause, quote in writing and waive the RM30 check-up fee when you go ahead. WhatsApp for a Fast Quote [https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote →](https://wa.me/60105260000?text=Hi%20KL1%20Plumber%2C%20I%20need%20a%20quote) Call +6010-526 0000 [tel:+60105260000 →](tel:+60105260000) - SSM registered, licensed and insured - Written quote before work starts - Second line: +6016-299 2233