800-435-4482
Rubberized Undercoat Aerosol Spray—Black (18 oz)
Professional Automotive Rubberized Undercoating Spray for Undercarriage Rust Protection & Sound Dampening
Product Line: Automotive Specialty SKU: 20-46$19.50
Seymour Rubberized Undercoat Automotive Undercoating Spray Product Details
When you need undercarriage rust protection and sound dampening, look no further than Seymour. Our professional automotive rubberized undercoating spray is another stellar example of our dedication to delivering unsurpassed quality and convenience.
Rubberized Undercoat forms a resilient barrier that seals out water, salt, chemicals, and road debris without sagging, cracking, or bleeding through when topcoated. It offers lasting protection against rust and corrosion while reducing vibration and road noise. All that in an easy-to-use aerosol can.
This rubberized coating spray was designed for panels, fenders, chassis parts, and more, but frankly, it can rubberize anything. Want serious protection that dries quickly and is easy to apply? Reach for Seymour Rubberized Undercoat.
Under Car & Truck Protection from Rust, Water, Salt & More
Road chemicals, salt, water, and debris are relentless, but Seymour’s car and truck rubber undercoat is tough! It forms a durable, yet flexible, skin that shields your vehicle’s undercarriage from corrosion, abrasion, and everyday road abuse. Paintable and easy to apply, it’s engineered for long-term performance in demanding environments.
- Protects against rust, salt corrosion & road damage
- Seals out water, fumes, road chemicals & dust
- Forms a resilient rubberized coating that stays put
- Ideal for cars, trucks & heavy-use vehicles
Paintable Rubberized Undercoating Spray Won’t “Bleed-Thru”
Topcoat with confidence. Our Black rubberized undercoating spray is paintable and won’t bleed through once fully cured. This allows for a clean, uniform finish without compromising the integrity of the undercoating.
Reduce Road Noise & Vibrations
Seymour Rubberized Undercoat creates a thick, pliable barrier that absorbs vibration and reduces road noise. You’re not just getting maximum protection for your vehicle’s undercarriage, you’re getting a smoother, quieter ride for everyone inside.
Quick Facts
- Black automotive rubberized undercoating spray
- Paintable without bleed-through
- Dries to touch in just 10 min, to handle in 6 hrs
- Maximum rust & corrosion protection
- Excellent sound-dampening
- Abrasion resistant
- Water, salt & chemical resistant
- Easily applied with an aerosol spray can
Suggested Uses for Seymour’s Black Rubberized Undercoat Undercarriage Coating Spray
Seymour Rubberized Undercoating Spray is a smart, reliable choice for protecting:
- Panel & fender undersides
- Hoods & decks
- Trunk interiors
- Section repairs
- Weld joints
- Rust holes
- All chassis parts
- Rubberized formula for maximum protection against rust
- Provides excellent sound dampening
- Seals out water, fumes, road chemicals and dust
- Ideal for auto panels, fenders, hoods, truck interiors and all chassis parts
- Dry times: (10 min. to touch), (6 hrs. to handle)
| UPC: | 043281005203 |
| Part #: | 0000200046 |
| Container Size: | 20 OZ |
| Net Fill Wt. OZ: | 18 |
| Net Fill Wt. G: | 511 |
| Prop 65 (cancer): | yes |
| Prop 65 (repro): | yes |
| Safety Data Sheet: | View Safety Data Sheet  |
| Product Information Sheet: | View Product Information Sheet |
Question
Stanley castleberry –
Dose it stick to plastic
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Answer
Seymour Paint –
Hard plastic that has been sanded to improve adhesion, yes.
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Question
Daniel –
Do you guys clean all the rust and everything before it spray on?
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Answer
Seymour Paint –
Cleaning the undercarriage and removing all rust from the surface is the recommendation. Failure to do this prep work may affect the adhesion of the coating.
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Question
Gordie –
Is this good for outer body
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Answer
Seymour Paint –
Yes. You may want to scuff the body first to improve adhesion.
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Question
Rodney Huston –
Can this be used over your rust converter?
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Answer
Seymour Paint –
Yes
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Question
Dave DeWalt –
Do you only sell in aerosols? I’m looking to coal an 8ft x 20ft area.
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Answer
Seymour Paint –
Our Truck Bed coating is currently only available in aerosols, but please check back next month. We have some new items coming that might be perfect for your large job.
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Question
Tony –
The description is the same as the asphalt spray. is there a compassion difference besides ones rubber and the other is asphalt?
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Answer
Seymour Paint –
Yes, the 20-46 can be painted over and the other cannot.
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Question
Kent Shea –
will rubber peal/fall off eventually over the years?
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Answer
Seymour Paint –
I don’t see why it would unless it’s subjected to extreme heat.
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Question
Luis Rodriguez –
Can this product be used for the outer body?
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal
Answer
Seymour Paint –
It likely wouldn’t hold up in the sun as well as a conventional coating, but sure.
Upvote if this was helpful (0) Downvote if this was not helpful (0) Flag for removal