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Item #:
86713358
FGCI Expanding Liquid Foam 1/2 Gallon Kit, 4 Lb Density 2-Part Marine Foam
88% of respondents would recommend this to a friend
Item #:
86713358
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THIS IS THE HIGHEST QUALITY EXPANDING POLYURETHANE FOAM KIT YOU CAN GET!
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What Stands Out
Versatile Application
This marine foam kit is perfect for a variety of projects, including boat repair and insulation, making it a go-to solution for both professionals and DIY enthusiasts.
High Density
With a density of 4 lbs, this foam provides superior strength and buoyancy, ensuring long-lasting performance in marine environments.
Simple Mix Ratio
The easy 1:1 mixing ratio of Part A and Part B allows for quick preparation, ensuring hassle-free application with minimal waste.
Product Details
- 12 Gallon KIT, 4 LB Density Polyurethane Foam
- Coast Guard certifiable as flotation foam
- Resistant to water penetration for flotation and insulation
- Transforms into a rigid closed cell foam resistant to water absorption
- Can be laminated over with polyester, epoxy, or vinyl ester resin
- Perfect for marine or boat foam kits, boat structural foam, and DIY polyurethane foam insulation kit
| Specific Uses For Product | Marine |
| Item Form | Liquid |
| Container Type | Handle Container |
| Water Resistance Level | Water Resistant |
| Compatible Material | Foam |
| Item Package Quantity | 1 |
| Volume | 1 quarts |
| Material Type | Polyurethane |
| Brand Name | FGCI |
| Model | 135436 |
| Unit Count | 1 Count |
| Number of Pieces | 2 |
| Manufacturer | Fiberglass Coatings |
| Included Components | Kit |
| Item Weight | 5.3 pounds (2.4 kg) |
| Part Number | 135436 |
| Brand | FGCI |
| Material | Polyurethane |
Who Should Buy?
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Marine Applications
Ideal for boat construction or repairs, providing buoyancy and structural support in marine environments.
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Insulation Projects
Great for insulation purposes, as it helps seal gaps and improve energy efficiency in structures.
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DIY Enthusiasts
Perfect for hobbyists looking to undertake creative projects involving foam shapes or filling voids.
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Outdoor Use
Not suitable for prolonged outdoor exposure without proper sealing, as UV can degrade the foam over time.
Product Description
FGCI Expanding Liquid Foam 1/2 Gallon Kit, 4 Lb Density 2-Part Marine Foam
About This Item
Introducing our Polyurethane Expanding Liquid Foam 12 Gallon KIT, the ultimate solution for all your foam insulation and cushioning needs. Designed with a 4 LB density, this high-quality polyurethane foam provides excellent thermal and sound insulation properties, ensuring maximum comfort and energy efficiency. Whether you're working on a construction project, upholstering furniture, or packaging delicate items, our Polyurethane Expanding Liquid Foam is the go-to choice for professionals and DIYers alike. With its easy-to-use two-part system, simply mix 1 quart of A and 1 quart of Part B to activate the foam expansion process. Not only does our Polyurethane Expanding Liquid Foam offer superior insulation, but it also provides excellent cushioning for furniture, mattresses, and automotive applications.
Its durable and resilient nature ensures long-lasting support and comfort. In addition to its insulation and cushioning properties, our Polyurethane Expanding Liquid Foam is also a great option for sealing cracks and gaps, making it perfect for both indoor and outdoor applications. Its versatility doesn't stop there - this foam is also ideal for crafts, electronics, medical applications, sports equipment, toys, and more. Rest assured that our Polyurethane Expanding Liquid Foam is manufactured to the highest standards by industry-leading professionals. We work closely with trusted suppliers and distributors to ensure that you receive a top-quality product that meets your needs. So why wait? Upgrade your insulation, cushioning, and sealing game with our Polyurethane Expanding Liquid Foam 12 Gallon KIT.
Trust in its reliability, versatility, and superior performance to meet all your needs. Shop now and experience the benefits of this premium polyurethane foam.
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Customer Questions & Answers
-
Question:
What applications is this foam suitable for?
Answer: This foam is suitable for marine, boat, car audio and spray foam insulation. -
Question:
What is the density of the foam?
Answer: The density of the foam depends on the amount of liquid mixed. 1/2 gallon of mixed liquid makes 1 cubic feet of foam. -
Question:
Can the foam be laminated over with other resins?
Answer: Yes, once cured, the polyurethane foam can be laminated over with polyester, epoxy or vinyl ester resin without problems.
FGCI Urethane Adhesives Editorial Review
FGCI Expanding Liquid Foam 1/2 Gallon Kit, 4 Lb Density 2-Part Marine Foam is an effective solution for various marine applications including flotation, insulation, and filling voids in boats and docks. This two-part foam is designed for easy use, as indicated by users who appreciated its straightforward application process when the A and B components are mixed in precise volumes. The foam exhibits water-resistant properties, making it ideal for marine environments. Users have noted its versatility, using it for everything from boat repairs to reinforcing high power rockets. With careful attention to temperature during application, this foam ensures optimal expansion and results, fitting seamlessly into various projects.
Customer Reviews & Ratings
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Pros
- Easy to use and apply for any project
- Water resistant for marine conditions
- Perfect for boat repairs and more
- Versatile for different applications
- Good quality with strong final results
Cons
- Temperature sensitivity requires careful handling
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“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Features & Benefits
- Closed cell polyurethane foam
- Perfect for marine, boat, car audio & spray foam insulation
- Can be used as flotation and insulation foam
- Liquid urethane foam can be poured in multiple layers with good bonding
- 1/2 gallon of mixed liquid makes 1 cubic feet of foam
- Can be laminated over with polyester, epoxy or vinyl ester resin
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