"Your motorhome looks great but what about underneath?"
Underbody sealant protection
You like to keep your vehicle looking clean and shiny, don’t you?
A little elbow grease keeps the exterior looking great but what about the underside? Road salt, moisture, and debris quietly take their toll, causing rust, corrosion, leading to costly repairs, and can significantly reduce your resale value.
Our underbody protection service creates a strong, invisible shield that helps prevent this kind of wear and tear, giving you greater peace of mind, a longer vehicle life, and the freedom to keep exploring without looking back.
- 2 year guarantee
- Free personal on-site assessment
- Free overnight stay
- Increase the value of your motorhome, caravan or campervan
- Qualified, experienced, approved & trusted technicians
Underbody Sealant Protection explained
How does underbody protection benefit my motorhome beyond rust prevention?
How does underbody protection benefit my motorhome beyond rust prevention?
It also helps reduce noise, protects against stone chips, and improves resale value.
Underbody protection isn’t just about stopping rust, it also acts as a barrier against small stones and debris kicked up from the road, which can chip and damage metal surfaces. This protective layer helps maintain the integrity of the chassis and prevents damage that could lead to further issues.
Additionally, some coatings provide sound dampening, reducing road noise and vibrations inside your motorhome for a more comfortable ride. Keeping the underbody in good condition can also boost your vehicle’s resale value, as buyers look for well-maintained, corrosion-free vehicles.
When is the best time to get underbody protection applied to my motorhome?
When is the best time to get underbody protection applied to my motorhome?
Ideally, before winter or before storing the motorhome for a long period.
Applying underbody protection before the winter months is ideal since this is when road salt and moisture levels are highest, accelerating corrosion. Treating your motorhome early ensures it’s shielded from the harshest conditions it will face during the season.
It’s also beneficial to apply protection before storing the vehicle for extended periods, especially if it’s kept outside. Moisture can accumulate under the vehicle during storage, so a protective coating helps prevent rust forming while the motorhome is not in use.
What factors influence the price of underbody protection for my motorhome?
What factors influence the price of underbody protection for my motorhome?
Size, condition, and type of coating are the main factors that affect the cost.
The price for underbody protection depends largely on how big your motorhome is, larger vehicles naturally require more materials and time to treat properly. Additionally, the condition of your chassis plays a role: if there’s existing rust or damage, extra preparation and repairs will increase the cost.
The type of protective coating you choose also impacts the price; premium treatments that offer longer-lasting or specialized protection usually cost more upfront. Ultimately, investing in a quality underbody treatment can save you money down the line by preventing costly corrosion and maintaining your motorhome’s structural health.
What does underbody protection include?
What does underbody protection include?
It involves cleaning the chassis and applying protective coatings to prevent rust.
Underbody protection usually starts with a thorough steam cleaning to remove dirt, salt, and grease, followed by drying to ensure no moisture is trapped. After cleaning, a rust treatment is applied if corrosion is already present. Finally, a protective coating such as wax, oil-based products, or rubberised paint is sprayed or brushed onto the chassis and vulnerable parts.
This coating forms a durable barrier that prevents water, salt, and debris from reaching the metal. Some services also apply cavity wax inside frame rails and protect suspension mounts and other hidden spots, ensuring comprehensive protection against corrosion.
Will underbody protection void my manufacturer’s warranty?
Will underbody protection void my manufacturer’s warranty?
No, if applied correctly, it won’t affect your warranty.
Most manufacturers do not void warranties if underbody protection is done professionally and carefully. In fact, some recommend additional rustproofing, especially for vehicles used in harsh climates. It’s important that the coating does not hide existing damage or interfere with mechanical components.
To avoid any warranty issues, choose a reputable service that uses manufacturer-approved materials and techniques. Keep documentation of the treatment in case you need to prove that the work was done professionally.
How long does the protection last? Do I need to redo it?
How long does the protection last? Do I need to redo it?
Typically, it lasts between 2 and 5 years, but regular checks are recommended.
The lifespan of underbody protection depends on the product used and how you use your motorhome. Exposure to salty roads, rough terrain, or storage outdoors can reduce the coating’s effectiveness over time. Generally, treatments last around 2 to 5 years before requiring reapplication.
Annual inspections are advised to look for any wear or damage to the protective layer. Touch-up treatments can prolong protection and help you avoid costly rust repairs down the line.
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Our Team
Welcome to the team here at Bristol Caravans and Motorhomes. We’re really proud of the team, and over the years it’s been our pleasure to provide advice and services to our ever-growing loyal customers.
Thank you for trusting us with your investment.
“We arrived at Llanfyllin, and it was raining so hard it was difficult to find our plot. Once parked up, it took just 90 seconds as we let our automatic levelling system get us level. Thank you, Bristol Caravans, for fitting our amazing levelling system.”
Jake and Carol Smith