Looking for roof waterproofing solutions in Singapore? The Roofing Specialists provide professional services solving all your waterproof issues and problems while advising on various ways to prevent it from happening again.

Waterproofing of R.C Flat Roof

Due to our tropical climate, concrete flat roof left unwaterproofed will result in cracks and cause seepage problems in the long run. It is therefore important to protect it with a good quality waterproofing system from reputable suppliers with good and track records. In this respect, our company works with market leaders in this area to bring the best to you at the most competitive cost, with a long last warranty. Generally, the 2 types of waterproofing system carried out are:

  • Liquid applied acrylic waterproofing membrane. (5 layer system)
  • Torch-on Membrane Sytem.

Our skilled technicians will recommend the most suitable type of waterproofing upon close inspection.

Why is Roof Waterproofing Essential in Singapore?

Singapore’s unique climate presents several challenges for roofs:

  • Intense Rainfall: Sudden and heavy downpours can overwhelm gutters and expose roofing materials to excessive water, accelerating wear and tear.
  • High Humidity: Constant moisture in the air promotes the growth of mold and mildew, which can eat away at roof materials and compromise their waterproofing integrity.
  • Heat Expansion and Contraction: The constant cycle of scorching sun and cooling nights causes roofing materials to expand and contract, creating cracks and vulnerabilities.

Without proper waterproofing, these factors can lead to:

  • Water Leakage: The most obvious consequence, leaks can damage ceilings, walls, and furniture, leading to costly repairs and potential health hazards.
  • Structural Damage: Over time, water infiltration can weaken roof structures, compromising the integrity of your entire home.
  • Mold Growth: Damp environments are breeding grounds for mold, which can trigger allergies, respiratory problems, and even long-term health issues.

Roof Waterproofing Solutions for Every Need

Fortunately, there’s a range of waterproofing solutions available to suit different roof types and budgets:

  • Membrane Waterproofing: Liquid or sheet membranes applied directly to the roof surface provide a seamless barrier against water infiltration. This is a popular choice for flat roofs and areas with heavy rainfall.
  • Liquid Waterproofing: This spray-on coating forms a flexible, elastic barrier that adapts to roof movements and minor cracks. Ideal for uneven surfaces and roofs with complex shapes.
  • Cementitious Waterproofing: Cement-based coatings offer a durable and cost-effective solution for protecting concrete roofs and terraces.
  • Green Roofs: Living roofs with vegetation not only provide insulation and improve air quality but also naturally absorb rainwater, reducing the burden on waterproofing systems.

Maintaining Your Waterproofed Roof

Regular maintenance is key to ensuring the longevity of your roof waterproofing system. Here are some simple tips:

  • Schedule periodic inspections: Get your roof inspected by a professional at least once a year, especially before and after the rainy season.
  • Clear debris: Regularly remove leaves, twigs, and other debris from your roof to prevent blockages and water pooling.
  • Trim overhanging branches: Branches can scratch and damage roof surfaces, so keep them trimmed at a safe distance.
  • Address minor leaks promptly: Don’t ignore even small leaks. Early repair can prevent them from becoming bigger problems.

By investing in quality roof waterproofing and following these maintenance tips, you can shield your Singapore home from the elements and enjoy peace of mind for years to come. Remember, a well-protected roof is not just an investment in your property, but also an investment in your health and well-being.

Having a roof leakage and not sure what to do?

Contact us for a free no-obligation session with our experts.
What Our Customers Say

THE ROOFING SPECIALIST PTE LTD- Roofing , Roof Leakage & Waterproofing Singapore IconTHE ROOFING SPECIALIST PTE LTD- Roofing , Roof Leakage & Waterproofing Singapore

4.9 177 reviews

  • Avatar Ben Koh ★★★★★ in the last week
    We found the Roofing Specialist via Google search as we were faced with a leaking ceiling on the upper floor after the recent … More downpours. Marc and his team were fast to respond and very knowledgeable of their craft, identifying the issue easily after a quick survey of the roof.
    Their fares were transparent and fair and Marc wasn’t pushy with throwing in any extra works. After seeing how well the job was done we decided to enlist their aid for the remaining sections of the roof for good measure. The team was thorough and even accommodated some of our ad hoc requests along the way. Very satisfied with the final result.
  • Avatar Pepper ★★★★★ 2 months ago
    We are very impressed by the workers who came to fix our roof which has problems like wear and tear, resulting in water leakage. … More Just like what the reviews said, the workers were professional and safely measures were in place. They were polite and were punctual everyday, responsible, skilful and diligent in their work. Marc is also quick to reply to my queries and the whole team works together well to deliver the service. Price is also very very reasonable. Will definitely recommend this company to friends who need such repair work for their homes.
  • Avatar Siew Chin Chia ★★★★★ 3 months ago
    I am very satisfied with The Roofing Specialist that just finished doing roof repair for my entire roof. The main reasons … More that made me engage 'The Roofing Specialist' out of the few companies that quoted me was their quotation was the most transparent in listing very clearly the works that were to be done and it also stated that workmen injury compensation was borne by the company. The pricing is reasonable and comes with 5 year warranty. The 3 experienced workers were punctual every day and was led by Belayit. Their attitude was professional, respectful, and responsible with good teamwork. They took feedback seriously and acted upon them immediately with no question asked. Debris was disposed off site and they ensure that the place was properly cleaned and tidied at the end of each day. Most importantly, they not only delivered all that were promised, they even did extra works to fulfill customer satisfaction as the workers took pride in their work. I am also impressed that the company has safety measures in place for the workers.
  • Avatar Ang Weiping ★★★★★ 4 months ago
    From site assessment to quotation and work completion, whole process was a breeze. Marc and his team was responsive, and … More careful in executing the works. The colour chosen was really nice, make our roof looks brand new again. More importantly, the team was swift to come back and rectify when we spotted an area that needed touch up. Recommended to my neighbour. Can consider this company if you are looking for roofing specialist.
  • Avatar A Tan (AT) ★★★★★ 2 months ago
    Experienced and Good support from Marc and his Team. Efficient and quick to response my enquiries on roof repairs works required … More for a badly roof leaking issue which needs to resolved before the rain season in upcoming months. Not only he provides good support and has been on time to deliver the repair works on time for handover. No regrets to engage them for the roof job ! ! Keep it up
  • Avatar June Sing ★★★★★ 4 months ago
    Our roof was over 60 yrs old and in desperate need of replacement. After getting and comparing 3 quotes, we drcided to go … More with Marc, The Roofing Specialist. We did not regret our decision.
    Marc was prompt and professional in answering all our questions on the reno options and materials used. He was flexible in accomodating peripheral works like awning general repairs to our ceiling ( water damaged) & painting.
    From submission of a detailed quotation, agreeing on start date, undertaking to complete in 3-4 wks subj to weather; all works as described were delivered to perfection and on time (3 weeks).
    We appreciated the constant progress updates, pre notice of inconvenience of materials coming on site, skipbin blocking neighbours entrance, all whilst still being able to stay in our house during reno.
    Overall their well organised and good communication made the whole experience pleasant and free of stress.
    Only comment would be to request for full thorough inspection of interior of roof; to determine if rafters need replacement or additional support, so there will be no surprises.
    Other than above, we would not hesitate to recommend Marc, Mohamed & his team of men at The Roofing Specialist
  • Avatar May0r ★★★★★ 8 months ago
    Marc and his team of roofing specialists performed a thorough and excellent job. Very impressed with how proficient and diligent … More the workers are in carrying out the repair. Marc was prompt with his responses and any queries or issues that arose was quickly addressed. Job well done!
  • Avatar ZQ Ong ★★★★★ 8 months ago
    We engaged The Roofing Specialist to help with waterproofing the joints between our fixed shelter roof and wall. Marc came … More down the next day and gave a good proposal. He also highlighted other issues I wasn’t aware of. The team was professional, friendly and thorough. They also helped make good my water damaged interior walls. I would definitely recommend them for anyone seeking help with waterproofing solutions.

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Frequently Asked Questions for Roof Waterproofing in Singapore

Singapore’s tropical climate with heavy rainfall makes roof waterproofing crucial for preventing leaks, damage, and maintaining the structural integrity of your building.

  • Visible leaks or water stains on ceilings and walls
  • Cracks, blisters, or tears in the roofing membrane
  • Sagging or pooling water on the roof surface
  • Mold or mildew growth on the roof or in the attic
  • Increased energy bills due to poor insulation
  • Bitumen: Traditional and cost-effective, but requires regular maintenance.
  • Polyurethane (PU): Durable, lightweight, and resistant to UV rays and chemicals.
  • Liquid Applied Membranes (LAMs): Seamless and flexible, ideal for complex roof shapes.
  • PVC: Durable and fire-resistant, but can be expensive.

Costs vary depending on the size and complexity of the roof, the type of membrane used, and the extent of repairs needed. Expect to pay S$5 to S$20 per square meter for basic waterproofing.

The lifespan of a waterproofing membrane depends on the material and installation quality. Bitumen typically lasts 5-10 years, PU 10-15 years, LAMs 15-20 years, and PVC 20-25 years.

t’s not recommended unless you have experience and the proper equipment. Improper installation can lead to leaks and further damage. Hiring a professional waterproofing contractor ensures quality work and warranty.

  • Expertise and experience: They can identify and address potential problems before they become major leaks.
  • Quality materials and workmanship: They use high-quality materials and follow proper installation techniques.
  • Warranties and guarantees: They offer warranties on their work, giving you peace of mind.
  • Safety: Working on roofs can be dangerous. Professionals have the necessary safety equipment and training.
  • Licensing and insurance: Ensure they are licensed by the Building and Construction Authority (BCA) and have liability insurance.
  • Experience and references: Choose a company with experience in similar projects and ask for references.
  • Warranties and guarantees: Get a written warranty on their work and the materials used.
  • Clear communication and estimates: Discuss your needs and get a detailed estimate in writing before they start work.
  • Regular inspections: Check your roof for leaks, cracks, and other damage at least twice a year.
  • Keep drains and gutters clean: Ensure proper drainage to prevent water from pooling on the roof.
  • Trim overhanging branches: Branches can damage the roofing membrane and cause leaks.
  • Professional cleaning: Consider professional cleaning every few years to remove moss, algae, and debris.
  • Using the wrong type of membrane: Choose a membrane suitable for your roof type and climate.
  • Improper installation: Ensure the membrane is properly installed and sealed to prevent leaks.
  • Lack of maintenance: Regular inspections and cleaning are crucial for maintaining the lifespan of your roof waterproofing.