Permanent Formwork Maintenance: Practical Care Guide

Permanent formwork systems are designed to reduce maintenance, but they should not be ignored after handover. Like any wall system, they perform best when owners and maintenance teams know what to check, what to clean, and when to bring in a specialist.

This guide keeps the advice practical. It is written for building owners, body corporates, asset managers, facility managers, and maintenance teams looking after Dincel, AFS Rediwall, Ritek, Clearform, or similar wall systems.

The aim is simple: keep small issues small, avoid damage caused by the wrong cleaning or repair method, and protect the details that matter most in basements, retaining walls, cores, carparks, and high-traffic areas.

1. Low maintenance does not mean no maintenance

Permanent formwork systems can reduce the maintenance load because the wall face often needs less finishing, repainting, rendering, or patching than traditional wall systems. Dincel and AFS Rediwall, for example, use a PVC face that can remain exposed in suitable applications or form part of a finished wall build-up.

Even so, walls remain exposed to real-world building conditions. Car parks get tyre marks and vehicle impacts. Basements see moisture and service penetrations. Stairwells and corridors get scuffs. Plant rooms and loading areas see equipment damage. Later trade works can also introduce new risks.

A simple inspection routine helps find those issues while they are still easy to manage.

2. A practical inspection schedule

• Most buildings do not need a complicated maintenance program for permanent formwork walls. They need a consistent one.

• Annually: Walk the wall areas and check for impact damage, moisture marks, cracking, loose sealants, and changes around penetrations.

• Every five years: Inspect higher-risk areas in more detail, including basements, retaining walls, lift cores, stair cores, plant rooms, and water-retaining areas.

• Every ten years: Arrange a waterproofing review for below-ground walls, retaining walls, and any area where water pressure or long-term moisture exposure is a concern.

• After heavy rain: Check basement wall-to-floor junctions, penetrations, and low points for staining, dampness, or early signs of water tracking.

3. How to clean PVC-faced wall surfaces

For Dincel and AFS Rediwall surfaces, start with a mild cleaning method. Use diluted dishwashing detergent in warm water with a soft cloth or soft-bristled brush, then rinse with clean water. This is usually enough for dust, general dirt, light scuffs, and most routine cleaning.

For stubborn marks or small areas of graffiti, isopropyl alcohol may be suitable as a spot treatment, followed by a rinse with clean water. The key is to avoid turning a spot treatment into a harsh whole-wall cleaning method.

4. Cleaning products and methods to avoid

• Do not use acetone, MEK, strong thinners, or harsh solvents on PVC wall faces.

• Do not use wire brushes, abrasive pads, scouring powders, or aggressive scrubbing.

• Do not use high-pressure water jets at close range around joints, sealants, or penetrations.

• Do not use concentrated bleach or chlorine-based cleaners as a routine product.

• Do not paint or coat a wall face without first checking the correct primer and coating system.

5. When a mark becomes a repair issue

A surface mark is usually a cleaning task. A gouge, crack, hole, or impact point is a repair task. That difference matters because the wrong repair can affect waterproofing, fire performance, acoustic performance, or the appearance of the finished wall.

Minor surface scratches may be cleaned, lightly sanded, and touched up with a compatible finish if the supplier guidance allows it. Impact damage, holes, basement damage, or anything near a penetration should be reviewed more carefully.

If damage affects a structural wall, fire-rated wall, basement wall, retaining wall, or water-retaining area, treat it as a specialist repair rather than a general maintenance patch.

6. Basement and retaining wall checks

Below-ground walls carry higher consequences because water can exploit small weaknesses. Even when the wall system is suitable and correctly installed, later penetrations, damaged sealants, impact points, or unrecorded works can create future problems.

After heavy rain, walk the basement and check wall-to-floor junctions, service penetrations, corners, low points, and areas hidden behind plant or stored materials. Look for dampness, staining, efflorescence, rust marks, paint blistering, loose sealants, or new cracking patterns.

If a new service needs to pass through a basement or retaining wall, it should be planned, sealed, and recorded. Undocumented penetrations are one of the easiest ways to create a future leak path.

7. Keep simple records

Good records make future maintenance easier. Take dated photos, note the location of any issue, mark it on a plan if needed, and record who completed any cleaning, repair, sealing, or penetration work.

This does not need to be overcomplicated. The goal is to give future building managers, contractors, insurers, or certifiers a clear record of what changed after handover.

The practical takeaway

Permanent formwork walls are low-maintenance when they are installed correctly and looked after sensibly. Most of the work is simple: inspect regularly, clean gently, document changes, and call a specialist when damage affects waterproofing, structure, fire rating, or penetrations.

Handled that way, the wall system has a better chance of performing as intended for the life of the building.

Need an inspection or repair?

Murs Projects installs and works with Dincel, AFS Rediwall, Ritek, and Clearform across NSW, QLD, and VIC. The team can assist with inspection, remedial works, basement wall reviews, and specialist advice where an existing wall system needs attention.

Call 1300 288 888 or email info@mursprojects.com to discuss an inspection or remedial work for an existing wall system.