Red Devil Foam & Fill, Loctite TITE FOAM Insulating Sealant, and Great Stuff Smart Dispenser Outdoor Foam all deliver expanding polyurethane that’s useful for repair or reinforcement tasks. While some products on this list are specialized construction foams (and a couple are unrelated accessories), the focus is on options that can lend structural support where tires meet bodywork, wheel housings, or fender liners.
Table of Contents
Review of Best Expanding Foam For Tires
1. Red Devil 0915 Foam & Fill Fire Block Expanding Polyurethane …
- Brand: Red Devil
- Manufacturer: Red Devil Inc.
- Color: Orange
- Dimensions: Height: 8.5 Inches Width: 2.5 Inches Length: 2.5 Inches Weight: 1.0 Pounds `
Features
- IDEAL FOR NEW CONSTRUCTION & REMODELING PROJECTS: Inhibits the Passage of fire through residential utility penetrations
- SEALS GAPS & PENETRATIONS: Excellent sealing against gas, smoke, and energy loss
- EASILY IDENTIFIABLE: Orange color provides easy identification
- TESTED & EVALUATED: Type V Residential Fireblock, Evaluated Per ICC-ES Report ESR-3402 & Tested According to ASTM E814 NFPA 290
- SOLVENT CLEAN UP: Requires the use of a solvent for cleanup
2. Loctite TITE FOAM Insulating Foam Sealant, Gaps & Cracks, 12-Ounce …
- Brand: Loctite
- Manufacturer: Henkel Corp
- Color: Red
- Dimensions: Height: 7.87 Inches Width: 2.56 Inches Length: 2.56 Inches Weight: 0.92 Pounds `
Features
- EXPANDS TO FILL: Loctite TITE FOAM Gaps & Cracks fills, seals, and insulates effectively around gaps and cracks up to 1 inches in size
- SUPERIOR FLEXIBILITY: Withstands building and material movement without compromising its seal
- STRONG ADHESION: Sealant bonds to most building materials like wood, concrete, brick, stone, metal, pvc, and more
- UV RESISTANCE: Withstands harsh UV rays for long lasting results
- STRAW APPLICATOR: For application simply use the attached straw applicator for a quick solution
3. Loctite 2378565 Foam sealant, 12-Ounce Can, White
- Brand: Loctite
- Manufacturer: HENKEL ADHESIVES
- Color: White
- Dimensions: Height: 7.87 Inches Width: 2.56 Inches Length: 2.56 Inches Weight: 1.0 Pounds `
Features
- EXPANDS TO FILL: Loctite TITE FOAM Big Gaps fills, seals, and insulates effectively around gaps and cracks up to 3 inches in size
- HIGH DENSITY FOAM: Offers high density with a uniform cell structure for durability and overall insulation for your remodeling needs
- SUPERIOR FLEXIBILITY: Withstands building and material movement without compromising its seal
- STRONG ADHESION: Sealant bonds to most building materials like wood, concrete, brick, stone, metal, pvc, and more
- UV RESISTANCE: Withstands harsh UV rays for long lasting results
4. Great Stuff 99112809 Smart Dispenser Pestblock, Gray, 12 Ounce
- Brand: Great Stuff
- Manufacturer: Dow
- Color: Gray
- Dimensions: Height: 8.0 Inches Width: 3.0 Inches Length: 3.0 Inches
Features
- This ready-to-use foam sealant expands up to 1″ to take the shape of gaps, creating a long-lasting, airtight seal. Block out nuisances entering your home.
- PUT FOAM WHERE THEY ROAM. Take on common areas where nuisances get in such as PVC pipe penetrations, around electrical cable lines, water faucet penetrations, attic hatch frames, rim joists, sill plates and more.ates and more.
- DISPENSE SMARTER. Securely thread the Reusable Smart Dispenser and leave attached to the can to seal projects for up to 30-days. Insulating foam stops as you stop for clean, easy, no-drip dispensing and increased precision with more control.
- SPRAY ANYWHERE. Fill gaps and keep nuisances out with exceptional adhesion to building materials on both the interior and exterior of your home. Adheres to wood, metal, masonry, glass and most plastics.
- VERSATILITY. Stop waiting around and keep the pace of your projects on target. This foam sealant dries tack-free in 20 minutes and cures rigid for trimming in 1 hour. Trim, sand, stain and paint for a truly GREAT finish to your DIY projects.
- Light Grey in color – Forms a long-lasting, airtight and water-resistant barrier
- Helps improve the home’s energy efficiency by sealing gaps and cracks
- Interior/Exterior use – Bonds to most building materials and surfaces
- Tack free in 10–15 minutes; Trims in one hour
- UL Classified
5. TRUE COMPOSITES Liquid Urethane Pour Foam Base-2 Part Closed Cell …
- Brand: TRUE COMPOSITES
- Manufacturer: TRUE COMPOSITES
Features
- LIQUID FOAM INSULATION- Use it to fill dock floats or boat parts for soundproofing and insulating!
- LIQUID FOAM INSULATION- Use it to fill dock floats or boat parts for soundproofing and insulating!
- IMPRESSIVE STRENGTH-After curing, our foam boasts 95%-98% closed cell structure with a 2-lb density!
- EASY TO USE-Great even for novice boat owners! Mix at 1:1 resin to hardener ratio for best results!!
- QUICK SETTING-Our expanding foam with short curing time & minimal shrinkage hardens in place within 10 minutes.
- LONG LASTING- Once cured, urethane is unaffected by gasoline, oil, fresh or salt water, or solvents!
6. TOP HEADWEAR TopHeadwear Low Profile Trucker Foam Mesh Hat, White/Black
- Brand: TOP HEADWEAR
- Manufacturer: TOP HEADWEAR
- Color: White/Black
- Dimensions: Height: 10.0 Inches Width: 4.0 Inches Length: 8.0 Inches Weight: 0.4375 Pounds `
Features
- Low Profile Structured Bill
- TopHeadwear Trucker Foam Front
- Mesh Flow In the Back
- Adjustable Snapback Closure
- 100% Polyester
7. 2 Lb Density Expanding Pour Foam, 2 Part Polyurethane Closed …
- Brand: Fiberglass Supply Depot Inc.
- Manufacturer: Fiberglass Supply Depot Inc.
Features
- Flotation Foam is a polyurethane 2 part foam that, when mixed in equal parts and poured in place this foam will soundproof, insulate, or provide extra buoyancy.
- This expandable foam is recommended for void filling in nonstructural applications. It can be poured underneath decks and inside cavities where a lightweight flotation foam is needed to provide buoyancy.
- 2# Density polyurethane flotation Foam Quart Kit; Consists of 1 pint of Part A and 1 pint of Part B and produces 1.25 cubic feet.
- Once fully cured this foam can be laminated over with any type of polyester, epoxy or vinyl ester resin without melting.
- All expansion rates and times given are temperature critical. Temperatures below 75° F will lower the expansion rate therefore requiring more foam. Ideal working temperature is 75° to 80° F or above. Accurate measuring of these products is extremely critical. Working time before foaming: approx. 45 seconds Time before full expansion: approx. 5 minutes
8. DAP Touch ‘n Foam Mouse Shield Foam Sealant & Blocker, …
- Brand: DAP
- Manufacturer: Dap
- Color: Cream
Features
- Specially formulated to block mice, birds, bats, tree squirrels and other pests such as ants, roaches, spiders and bees
- Fill gaps and cracks inside your garage, attic, crawl space, basement, under sinks, around pipe/electrical penetrations or any areas where pests, insects or drafts can enter your home and living spaces.
- Safe to use and contains no lingering odor
- For interior use only
- Class A Fire Rated
9. Great Stuff 99112870 Smart Dispenser Outdoor, Grey
- Brand: Great Stuff
- Manufacturer: DDP
- Color: Gray
- Dimensions: Height: 8.0 Inches Width: 3.0 Inches Length: 3.0 Inches
Features
- OUTDOOR GAP FILLER. This easy-to-use insulating foam brings long-lasting, airtight and water-resistant seals to your projects beyond the household. Gray colored foam expands to fill gaps and cracks up to 1″.
- DISPENSE SMARTER. Securely thread the Reusable Smart Dispenser and leave attached to the can to seal projects for up to 30-days. Insulating foam stops as you stop for clean, easy, no-drip dispensing and increased precision with more control.
- SPRAY ANYWHERE. Greatness for the great outdoors — this multipurpose gray foam insulation is the ideal solution for hunting blinds, fishing shanties, cabins, cottages, storage and many other outdoor applications.
- LOWER ENERGY BILLS. Increase your home’s energy efficiency by stopping air leaks, which account for 25 – 40% of HVAC energy costs. This expanding foam forms a long-lasting, airtight, weather-resistant seal — keeping unwanted air and moisture out.
- VERSATILITY. Stop waiting around and keep the pace of your projects on target. This foam sealant dries tack-free in 20 minutes and cures rigid for trimming in 1 hour. Trim, sand, stain and paint for a truly GREAT finish to your DIY projects.
10. Great Stuff 99108824 Smart Dispenser Gaps & Cracks, Cream, 12 …
- Brand: Great Stuff
- Manufacturer: Dow
- Color: Cream
- Dimensions: Height: 8.0 Inches Width: 3.0 Inches Length: 3.0 Inches Weight: 0.6 Pounds `
Features
- THE GAP AND CRACK ATTACKER! Reduce drafts and save energy
- Comes with NEW SMART DISPENSER Straw
- No drips, less mess – foam stops where you stop
- Reusable for up to 30 days – use again and again
- Precise, greater control
- It is a simple, cost-effective solution to improve energy efficiency
- Expands to fill, seal, and insulate gaps up to 1”
- Helps keep insects, moisture/condensation and allergens out
- Adheres to most construction materials
- Tack-free in 5-15 minutes; trims in one hour
Buying Guide: How to Choose Expanding Foam for Tires
Purpose & Application
Expanding foams are generally designed for construction or sealing. If you’re using them near tires, focus on products that cure rigidly and resist water and vibration. They’re useful for filling gaps around wheel wells, fender supports, and undercarriage seams — not for direct tire contact.
Closed-Cell vs. Open-Cell Foam
- Closed-cell foam expands into a firm, water-resistant structure — ideal for areas exposed to moisture or weight.
- Open-cell foam is softer and spongier, better for sound deadening but less supportive.
Expansion Rate
High-expansion foams fill large gaps quickly but may exert pressure on nearby components. Controlled-expansion foams give you more precision and less risk of warping panels.
Curing Time
Fast-curing foams set quickly, reducing drip and mess. Slow-curing options allow more working time but require careful handling.
Temperature Resistance
Choose foams rated for the temperature range your vehicle sees — some automotive environments get hot near brake lines, exhaust shields, and wheel wells.
Dispenser Type & Ease of Use
Smart dispenser foams (like Great Stuff variants) offer cleaner, more controlled application. Generic spray cans may be less precise.
Durability & Waterproofing
For areas exposed to road splash or humidity, pick foams that cure rigid and water-resistant.
Safety & Cleanup
Consider how easy the foam is to trim after curing and clean up with solvents if needed. Always wear gloves and eye protection.
Comparison Table
| Product | Type | Cell Structure | Key Feature | Best For |
|---|---|---|---|---|
| Red Devil Foam & Fill Fire Block Expanding Polyurethane | Construction Foam | Closed-cell | High fill, rigid cure | Sealing large gaps |
| Loctite TITE FOAM Insulating Foam Sealant | Insulating Foam | Closed-cell | Expands to seal cracks | Wheel well edges |
| Loctite 2378565 Foam Sealant | Foam Sealant | Closed-cell | Standard expansion | General auto gap fill |
| Great Stuff 99112809 Smart Dispenser Pestblock | Smart Dispenser Foam | Closed-cell | Controlled application | Precision trim areas |
| TRUE COMPOSITES Liquid Urethane Pour Foam Base – 2 Part | Pourable Foam | Closed-cell | 2-part rigid foam | Custom pours & molds |
| ICYANG Tea Strainer (Unrelated) | Accessory | N/A | Not foam | Not for tire use |
| AUEAR 2 Pieces Mini Strainers (Unrelated) | Accessory | N/A | Not foam | Not for tire use |
| NUOMI Flannel Cloth Filters (Unrelated) | Cloth Filter | N/A | Not foam | Not for tire use |
| Great Stuff 99112870 Smart Dispenser Outdoor, Grey | Smart Dispenser Foam | Closed-cell | Outdoor grade | Exposed areas |
| Great Stuff 99108824 Smart Dispenser Gaps & Cracks | Smart Dispenser Foam | Closed-cell | Designed for cracks | Small gap sealing |
| Two Pack Stainless Steel Kitchen Sink Strainers (Unrelated) | Accessory | N/A | Not foam | Not for tire use |
Note: A few items in the list (tea strainers, cloth filters, sink strainers) are not expanding foams and are best for kitchen or filtering tasks, not automotive or tire applications.
FAQ
What does expanding foam do near a tire area?
Expanding foam is used to fill gaps and voids around wheel wells or body panels, helping reduce vibration and moisture intrusion — not for direct contact with the tire itself.
Is closed-cell foam better than open-cell for automotive use?
Yes — closed-cell foam cures rigidly, resists water, and provides better structural support around automotive gaps.
Can I use construction spray foam on my vehicle?
Yes, but ensure it’s closed-cell, rigid, and durable, and avoid direct contact with moving parts or the tire surface.
Will expanding foam damage paint or trim?
If applied against painted surfaces, it can stress or warp trim during expansion. Use masking and careful application, and trim excess foam after curing.
How long does automotive-style foam take to cure?
Most polyurethane foams begin to cure in minutes and fully harden within several hours. Always follow the product’s instructions.
Conclusion
When it comes to shopping online, Amazon is the best place to buy products. Not only does it offer faster delivery and a great customer support, but also offers some of the best prices on certain products. If you’re looking for a product that’s not on our list, or if you have any questions about buying something online, just let us know in the comments below! We are here to help you.