All NHOU® services are reported to CARFAX® and become part of your vehicle’s service history.
Additionally, all franchisees and corporate full-service centers will maintain comprehensive documentation of service history including photos. 
This database will be available to the customer online anytime.
If it’s worth owning it’s worth protecting!

How to keep the Mouse-Out of cars
We now offer safe and effective non-toxic essential oils and natural pest control products that repel mice and other rodents. Mouse-Out Find out how
The Industry Leaders in Solvent-Free Non-toxic / Non-hazardous Vehicle Protective Coatings
Give us a call for details on our
combo Special Deals!
1-855-OIL-RUST (603)-491-9012
NH Oil Undercoating ®
We are proud to offer NH Oil Undercoating ® – the BEST protection for your vehicle from rust!
Now you’re interested in becoming proactive with rust and wish you had started treating your vehicle when it was new. We can eliminate 85% to 95% of the rust you’ve accumulated over the years with our Rustoration ® treatment. Maintain your annual treatments with us, and we will give you a transferable guarantee for the life of your vehicle! Feel comfortable with our nationwide lifetime transferable warranty!

NH Oil Undercoating ®
The Industry Leaders in Solvent Free Non-toxic / Non-hazardous Vehicle Protective Coatings
The most destructive natural disaster in the history of the modern world, it falls bridges, downs planes, sparks house fires and is responsible for hundreds of thousands of automobile accidents.
Is corrosion shortening the life of your vehicle? Fight back with the best Oil-based Rustproofing system on the market! NH Oil Undercoating.
The specialized NHOU ® product protects your vehicle against damage caused by salt, liquid de-icing and winter driving conditions. It penetrates all seams and crevices and eliminates moisture.
It eliminates rust and corrosion in all metals, and it protects vinyl and plastic surfaces from UV rays, and improves the function of moving parts through lubrication.
The Rust Stop is proud to offer this state-of-the-art product. Check out the NH Oil Undercoating ® website!
More cars are destroyed each year by rust than by auto accidents, according to the Automobile Association of America! Save your vehicle today!
Proud to offer NHOU ®‘The Good Stuff’!

Oil-based Rustproofing 1-855-OIL-RUST
Give us a call today to make an appointment, whether you want to be proactive against rust, or you already have Rust and want to correct the problem before it gets out of hand. It pays to be proactive!!

Environmentally Friendly
Thixotropic liquids and gels have been used for over 55 years in the highly corrosive marine environment of ships and drilling rigs. They provide an environmentally friendlier solution for home maintenance, and our material is solvent-free!

High Salt Diet?
What’s it costing you? Vehicles today are subject to rust and corrosion due to many circumstances. The damages can make your automotive investment of little value. Did you know rust costs consumers $23.4 billion per year in maintenance and repair?
Before & After: Rustoration ®
We’ve seen some pretty dramatic transformations in our years of applying NH Oil Undercoating ®!








Boss Wax & Oil
Rust protection for brand new vehicles- Two Stage Rust Protection
- Cars, SUVs / Trucks start at $1250
- New Vehicles Only
- Long-term, semi-self-healing coating
- NHOU ® Oil applied to inner cavities
- Aesthetically pleasing matte black finish
- $99 biennial reapplication service available
Rustoration ®
Most comprehensive approach- Rustoration ®
- Cars start at $699
- SUVs / Trucks start at $799
- 2 hours of preparation
- Eliminate up to 75% of rust
- 2 coats of proprietary acid treatment
- NH Oil Undercoating ®
- Guaranteed for Life*
NHOU® Rust Protection
NH Oil Undercoating ®- NH Oil Undercoating ®
- Cars start at $199
- SUVs / Trucks start at $249
- NHOU®-ENVIRO™ 18 BIODEGRADABLE RUST PROTECTION
- Cars start at $249
- SUVs / Trucks start at $329
NHOU® Ceramic Coat
- NHOU® Patented Nano-Ceramic Technology
- Small $1799
- Mid $1899
- Full $1999
- Windows $299
Contact Us
169 Dover Rd Chichester NH 03258
By Apt only Call (603)-491-9012 Ext 1
Send us an email
1-855-OIL-RUST
(603) 491-9012
About Us


Where we came from
My name is Joe DuPont and I am the owner and operator of NH Oil Undercoating®. My company is committed to helping solve a major rust problem here in the northeast. Undercarriage rust is your vehicle’s number one enemy and it is destroying and shortening the life span of millions of automobiles here in the US and costing US consumers billions in costly repairs each year.
