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Repair of old plumbing systems with epoxy

Old plumbing systems are one of the main causes of leaks, pressure loss, bad odours and recurring issues in buildings. Over time, materials degrade, joints lose watertightness and cracks begin to appear.

Epoxy repair allows you to restore these pipes without opening walls or replacing the entire system, extending their lifespan in a practical and controlled way.

What happens in ageing pipe systems

In older buildings (1960s–1990s), it is very common to find:

  • internal corrosion in metal pipes
  • cracks in aged PVC or clay pipes
  • degraded joints with leakage
  • build-up reducing internal diameter

Many of these issues are not visible externally, but already affect performance and watertightness.

How epoxy repair works

The process involves applying an internal epoxy lining, creating a continuous protective layer inside the pipe.

This lining allows:

  • sealing of cracks and micro leaks
  • restoration of watertightness
  • protection against corrosion
  • smoother internal flow

In practice, it renews the pipe from the inside without invasive work.

When this solution is suitable

Epoxy repair is ideal when:

  • the pipe is worn but still structurally stable
  • leaks are localised
  • demolition should be avoided
  • there is a need to extend system lifespan

It is widely used in apartments, houses and shared building systems.

What epoxy solves — and what it doesn’t

Epoxy is very effective in restoring watertightness and protecting the pipe, but must be correctly applied.

It works well for:

  • cracks and small leaks
  • internal wear
  • corrosion and surface degradation

However, it is not suitable when there are:

  • pipe collapses
  • misalignments
  • significant structural damage

In those cases, other solutions must be considered. The key is matching the method to the real condition of the pipe.

Advantages of trenchless repair

Epoxy rehabilitation allows:

  • no demolition works
  • faster interventions
  • minimal disruption
  • direct treatment of the issue

It is especially useful in occupied buildings where traditional works would be disruptive.

Inspection before intervention

Before any repair, we always carry out a CCTV inspection to understand the real condition of the pipe.

This ensures the solution is correct from the start, avoiding incomplete or temporary fixes.

Restore instead of replace

In many cases, full replacement is not necessary. With proper assessment, existing pipes can be restored and used for many more years.

If you are experiencing issues, we can assess and recommend the most appropriate solution.

Frequently Asked Questions

Common questions about our process

At REVIPOX, we’ve gathered the most common questions about our epoxy pipe rehabilitation method.

Here you’ll find clear answers about how it works, how long it takes, and why it’s the most durable no-dig solution available.

Have another question? Request your diagnostic assessment.

Yes, in many cases. When the pipe is still structurally stable, it can be rehabilitated from the inside using epoxy, avoiding full replacement and invasive construction work.

Yes, as long as the pipe has not collapsed. Epoxy is effective on materials such as metal, PVC, or clay, allowing leaks to be sealed, corrosion to be controlled, and watertightness to be restored.

Yes. In addition to stopping leaks, the internal lining helps smooth the pipe surface, which can improve flow and reduce issues caused by wear and buildup.

When applied under the right conditions, it is a durable and technical solution. However, its effectiveness always depends on the overall condition of the existing pipe.

If the pipe has deformation, misalignment, or structural collapse, epoxy will not be sufficient. In those cases, a structural solution such as CIPP or pipe replacement may be required.

Yes. CCTV pipe inspection is essential to assess the actual condition of the pipe and confirm whether epoxy is suitable. Without proper diagnosis, there is a risk of applying an incomplete solution.

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About Us

We rehabilitate pipelines, we restore confidence

REVIPOX is a company specialized in internal epoxy pipe coating, a technology that allows the restoration of aging pipelines without demolition. With trained teams and state-of-the-art equipment, we bring back functionality, durability, and safety to water and wastewater systems in residential, commercial, and industrial buildings.

  • Fast interventions with no demolition required

  • Certified technology and long-lasting materials

  • Solutions adapted to every network type and diameter (32 mm to 300 mm)

The REVIPOX Method - New Life For Your Pipes

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Services

Complete solutions for internal pipe rehabilitation

At REVIPOX, we operate across all stages of the rehabilitation process — from initial inspection to final epoxy coating. Each service is carried out by specialized technicians using advanced technology, ensuring long-lasting results without the need for demolition.

Pipe Video Inspection

Pipe Video Inspection

High-definition visual diagnostics using HD video cameras to assess the internal condition of the pipes and identify cracks, leaks, or corrosion before intervention.

Limpeza mecânica e preparação interna

Mechanical Cleaning and Internal Preparation

We remove scale, debris, and corrosion through controlled brushing and jetting, preparing the pipe surface for perfect epoxy adhesion.

Revestimento Interno com Epóxi

Epoxy Internal Coating

Application of a continuous internal epoxy lining that creates a new protective wall inside the pipe, sealing leaks and preventing future ruptures.

Reabilitação de Prumadas Banho

Vertical Pipe and Riser Rehabilitation

An ideal solution for buildings and condominiums, allowing the renewal of vertical water and wastewater risers without opening walls or disrupting residents. Fast, clean, and completely trenchless.

Reabilitação de Condutas Enterradas

Buried Pipeline Rehabilitation

Internal coating of underground sewer, drainage, or stormwater pipes, eliminating leaks and maintaining structural integrity — no excavation required.

eparações localizadas e selagem de fugas

Localized Repairs and Leak Sealing

Targeted repair of internal ruptures, damaged joints, or small leaks using high-adhesion structural resins — a quick, clean, and long-lasting solution.

Why to choose REVIPOX?

Trust the experts who bring new life to your pipelines.

REVIPOX combines technology, precision, and experience to deliver long-lasting epoxy pipe rehabilitation solutions — with no need for demolition. Our work is based on detailed diagnostics, certified materials, and qualified technicians who ensure results that last.

Experienced Team

Our specialists are trained in internal epoxy coating and use advanced inspection and application equipment to guarantee top-quality results every time.

Trusted and Transparent

From the first contact to project completion, we value clear communication and trust. Every client receives a technical report and full professional support throughout the process.

Our Blog

Latest News & Articles from REVIPOX

Follow the REVIPOX Blog to explore the latest updates in epoxy pipe rehabilitation, trenchless technology, and modern solutions for aging pipeline systems. We share technical tips, real case studies, and industry insights for those who want to stay informed about innovation in pipeline restoration.

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