What Are The Anti-corrosion And Sun Protection Measures For Fiberglass Ladder in Outdoor ?

Sep 16, 2025

## Making Fiberglass Stronger: Here are some important steps you can take to stop ladders from rusting when they are kept outside.

 

Fiberglass ladders are popular because they do not conduct electricity, which makes them perfect for use in places where electricity is present. This makes them essential for electrical work and popular across various trades. But they don't do well in harsh outdoor conditions (unlike metal ladders, which don't rust). Exposure to UV rays, moisture, chemicals and physical wear and tear can cause the resin and fibres to break down over time, reducing strength and safety. It is very important to take steps to stop and prevent rust and corrosion. This will make sure that the equipment lasts as long as possible and works safely.

 

1. UV Protection: The Primary Shield:

The Threat: The biggest danger is the sun's ultraviolet rays. They break down the resin binder (usually polyester or epoxy) that holds the fiberglass strands together. This causes surface chalking, fading, brittleness, and eventual loss of structural integrity.

The defence:

* **High-Quality Gel Coat:** Make sure the ladder has a thick, durable, UV-inhibited gel coat applied during manufacturing. This is the first line of defence.

Protective Topcoat:

Apply a new layer of high-quality, UV-resistant polyurethane or acrylic paint, made especially for fiberglass, every 1-2 years. Do this especially if the original gel coat shows signs of chalking or wear. Choose light colours to reflect more heat.

Storage: When you're not using the ladder, keep it indoors or somewhere shady. Try to avoid spending too much time in the sun.

Our equipment is ready for you to use.

2. Moisture Management: Stop things getting worn out or damaged by the weather!

The Problem: Fiberglass doesn't corrode like metal, but it can weaken over time if it is in contact with water for a long period of time. If moisture freezes and thaws, it can cause very small cracks in the laminate.

The defence:

Sealants: Check and take care of the seals around end caps, step inserts, and any hardware attachments. Replace damaged or worn seals as soon as you can.

Drainage: Make sure that drain holes (if there are any) are clear and there is nothing blocking them, otherwise water might collect there.

Drying:

Let the ladder dry completely after you have used it in wet conditions or cleaned it. Don't store it when it's wet or in a damp space.

Surface Integrity: If the gel coat is chipped, scratched or cracked, use a suitable fiberglass repair kit to fix it straight away. These holes let water in.

 

3. Chemical Resistance: Protecting against things that can damage the material

The problem:

Exposure to acids, alkalis, solvents, fertilisers, pesticides, salt spray (near the coast) or industrial pollutants can damage the resin surface. This can cause it to soften, change colour or etch.

The defence:

Immediate cleaning: If the ladder comes into contact with any chemicals, clean it thoroughly with mild soap and water as soon as possible. Do not let contaminants sit on the surface.

* **Avoid strong cleaning chemicals:** Never use strong solvents, acids, or abrasive cleaners on the fiberglass, as they can damage the protective coating.

Rinse ladders thoroughly with fresh water after using them in salt water or areas where de-icing salts are used.

 

4. Physical Protection: The aim is to reduce damage caused by rubbing and impact.

The Problem: Scratching against rough surfaces, impacts from tools or debris, and general rubbing can wear through the protective gel coat/paint, damaging the fiberglass underneath.

The defence:

* **Careful Handling:** Make sure you don't drag the ladder. Lift and carry it properly to stop it touching rough surfaces.

Reinforced areas

Look for ladders that are extra strong (with wear pads or thicker resin) on rails where they touch walls or roofs, and at the bottom.

Protective Accessories: Think about using ladder stabilisers or standoff arms that won't mark surfaces.

Quick repair: Fix any chips, scratches or deep scratches straight away to stop water getting in and the wood being exposed.

 

5. Routine Inspection and Maintenance: The secret to living longer.

How to use the ladder:

Check the ladder is safe to use regularly, both before and after you use it. Look for:

* Indications of sun damage (discolouration, excessive fading, brittleness).

The surface has cracks, chips, deep scratches or blisters.

The end caps, feet, or seals are worn or damaged.

There is something wrong with the fasteners.

* Look for any signs of delamination, which is when layers separate.

The action: sort out any problems straight away. Make sure you clean the ladder regularly using only mild detergent and water. Reapply protective coatings when needed, based on how much the surfaces are inspected and exposed.

 

Final thoughts:

 

Fiberglass doesn't rust like metal does, but it does need to be looked after to stop it from getting damaged by the environment. If you look after your fibreglass ladders, you can make them last longer. This means making sure they are well protected against UV rays, that they are well ventilated, that they do not come into contact with moisture, that they are not damaged by chemicals, that they do not get worn out by rubbing against other surfaces and that they are regularly checked. This proactive approach makes sure the ladder is safe to use for many years. It's important to have equipment that is safe and works well.