Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
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Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
Expanding Pour Foam is a versatile product for marine, automotive, and other construction applications, which soundproofs, insulates, and provide extra buoyancy without melting while being laminated over with any type of polyester or epoxy resin.
Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
Item #: 31388141

Fiberglass Supply Depot 4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing,

Item #: 31388141

USD 98

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Expanding Pour Foam is a versatile product for marine, automotive, and other construction applications, which soundproofs, insulates, and provide extra buoyancy without melting while being laminated over with any type of polyester or epoxy resin.
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What Stands Out

Versatile Use
This foam insulation is perfect for various applications, including boat and dock flotation, soundproofing, and filling voids, making it a convenient solution for multiple needs.
High Density
The 4 lb. density ensures superior strength and durability, providing excellent buoyancy and insulation, outperforming standard foams in demanding environments.
Closed Cell Structure
The closed cell design offers exceptional resistance to moisture, making it ideal for outdoor use while enhancing insulation and soundproofing capabilities compared to open cell alternatives.

Product Details

Shop for 4 lb. Density Expanding Pour Foam, Closed Cell Liquid Foam Kit. Perfect for filling voids, insulating, and providing flotation for boats and docks. Available at Ubuy Turks and Caicos.
  • 4LB Density expanding pour foam for boat and dock flotation, soundproofing, filling voids, and insulation
  • 2-part polyurethane closed cell liquid foam
  • 1 gallon kit includes 1/2 gallon of Part A and 1/2 gallon of Part B, produces 2 cubic feet
  • Can be laminated over with polyester, epoxy, or vinyl ester resin once fully cured
  • Suitable for floating decoy, taxidermy, casting, and carving applications
  • Temperature critical, with an ideal working temperature of 75° to 80° F or above
Brand NameFiberglass Supply Depot
ManufacturerFiberglass Supply Depot Inc.
UPC819794022934
Manufacturer Part NumberFBAPOLY4LBGK
Unit Count192 Fluid Ounces
Coverage2 cubic feet
Material TypeFoam,Resin
Recommended Uses For ProductFlotation, Soundproofing, Insulation, Filling Voids, Sculpting, Casting
MaterialFoam,Resin
BrandFiberglass Supply Depot
Number of Packs1
Package Weight11.0 Pound

Who Should Buy?

Suitable For
  • Marine Applications

    Ideal for enhancing flotation in boats and docks, providing necessary buoyancy in various aquatic environments.

  • Soundproofing Needs

    Perfect for filling voids to reduce sound transmission, ideal for construction and renovation projects requiring sound insulation.

  • Insulation Projects

    Effective for insulating spaces in homes, garages, or workshops, ensuring energy efficiency and temperature regulation.

Not Suitable For
  • Temporary Solutions

    Not suitable for short-term fixes; this foam provides permanent structures and isn’t designed for temporary applications.

  • Cold Environments

    May not perform optimally in extremely low temperatures where expansion and curing times are significantly impacted.

  • Household Use

    Not recommended for small household repairs or small gaps, as quantities may be excessive for minor jobs.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is 4 lb. density expanding pour foam used for?

    Answer: 4 lb. density expanding pour foam is primarily used for marine applications, including boat and dock flotation. Its closed cell design provides buoyancy, making it ideal for sealing and filling voids in boats or docks to ensure they remain buoyant and functional. Additionally, it can be employed in soundproofing applications due to its density, effectively reducing noise transmission. Whether you are building a new watercraft or repairing an existing dock, this foam acts as an essential material for enhancing both performance and longevity.
  • Question: How does the polyurethane closed cell foam expand?

    Answer: Polyurethane closed cell foam expands through a chemical reaction when the two components are mixed. Upon combining the resin and hardener, it begins to expand and rise, filling the space it is poured into. This expansion allows the foam to create a strong, lightweight structure, sealing gaps and providing insulation. For instance, when using this foam in boat construction, it fills in difficult-to-reach areas, ensuring that there are no hollow spots that could compromise the vessel's integrity and performance on water.
  • Question: Is this foam suitable for soundproofing applications?

    Answer: Yes, the 4 lb. density expanding pour foam is suitable for soundproofing. Its dense structure effectively absorbs and dampens sound waves, making it an excellent choice for both residential and commercial soundproofing projects. By filling cavities in walls and ceilings, it reduces noise transmission between spaces, creating a quieter environment. This is particularly beneficial in home theaters or recording studios where sound isolation can significantly enhance audio quality.
  • Question: What are the advantages of using closed cell foam over open cell foam?

    Answer: Closed cell foam offers several advantages over open cell foam, including superior insulation properties and moisture resistance. The closed cell structure contains tiny air pockets, which prevent water absorption and increase buoyancy, making it ideal for marine environments. This makes it suitable for applications where exposure to water is a concern, such as in boats and docks. Additionally, closed cell foam provides better structural support and durability, ensuring that it can withstand the rigors of outdoor use.
  • Question: Can this foam be used for filling gaps in construction projects?

    Answer: Absolutely! The 4 lb. density expanding pour foam is perfect for filling gaps and voids in construction and DIY projects. Its expanding nature allows it to fill irregular spaces, providing insulation and structural support. For instance, when insulating wall cavities or sealing around windows and doors, this foam can prevent air leakage, thus enhancing energy efficiency in your home. It is a versatile solution for both general construction and home improvement projects.
  • Question: How long does it take for the foam to fully cure?

    Answer: The cure time for 4 lb. density expanding pour foam can vary, but it generally becomes tack-free within a few minutes and fully cures in approximately 24 hours. Factors such as temperature and humidity can influence the curing process. For optimal results, ensure the application area is within recommended temperature ranges. This quick curing time allows for faster project completion, making it convenient for use in both marine and construction applications.
  • Question: Is the foam chemical resistant?

    Answer: Yes, the 4 lb. density expanding pour foam has a certain level of chemical resistance, making it appropriate for various applications. While it is not entirely impermeable to all chemicals, it can withstand exposure to many standard marine and construction materials. This includes oils, fuels, and other substances that might be found in a boat or dock environment. It is important to check compatibility with specific chemicals if the foam is being used in potentially hazardous conditions.
  • Question: How much foam do I need for my project?

    Answer: Estimating the amount of 4 lb. density expanding pour foam needed for your project depends on the size of the area being filled. The foam expands significantly upon application, so calculating the volume of the voids will help determine how much foam to purchase. For instance, if you're filling a cavity that's 2 cubic feet, you would typically require a 2-gallon kit of pour foam to effectively fill it. Always refer to the manufacturer's guidelines for more precise calculations.
  • Question: What safety precautions should I take while using this foam?

    Answer: When using 4 lb. density expanding pour foam, it's essential to wear appropriate personal protective equipment (PPE). This includes gloves, safety goggles, and masks to prevent inhalation of fumes during mixing. Work in a well-ventilated area to ensure adequate air circulation. Additionally, follow the manufacturer's instructions for mixing and application to avoid any adverse reactions. Taking these precautions will help ensure your safety while achieving the best results with the product.
  • Question: Where can I buy 4 lb. density expanding pour foam?

    Answer: You can purchase 4 lb. density expanding pour foam from Ubuy, a trusted online retail platform in Turks and Caicos. Ubuy offers a wide selection of e-commerce products, including high-quality foam solutions tailored for various applications like boat flotation, soundproofing, and filling voids. Shopping on Ubuy allows you to explore different options and conveniently find the products that meet your needs while benefiting from their excellent customer service.

FiberglassSupplyDepot Urethane Adhesives Editorial Review

The 4 Lb. Density Expanding Pour Foam is a two-part polyurethane closed cell liquid foam that is suitable for various applications such as boat and dock flotation, soundproofing, filling voids, and insulation. The foam has a compressive strength of 78 PSI and a viscosity similar to warm pancake syrup. The density options (2lb, 4lb, 6lb) indicate the hardness or strength of the foam. While it is not suitable for insulating walls or raising concrete slabs, it can be used to stop dirt from leaking out of a wooden seawall. The foam expands approximately 2.5 cubic feet per gallon kit and can be cut with a hot knife. The 1-gallon kit consists of equal amounts of Part A and Part B. Overall, the product is easy to use and sets up solid within 10 minutes, but some users found that the expansion was not sufficient for their needs.

Customer Reviews & Ratings

4.5
255 customers ratings
  • 5 Star
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  • 4 Star
    9%
  • 3 Star
    3%
  • 2 Star
    2%
  • 1 Star
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Pros

  • Easy to use
  • Sets up solid within 10 minutes
  • Good for boat and dock flotation, soundproofing, filling voids, and insulation
  • Suitable for stopping dirt leakage in wooden seawalls
  • Can be cut with a hot knife
  • Competitive price

Cons

  • Limited expansion

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

USD 98

Order now and get it around Friday, June 26

QTY:

Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • 2-part polyurethane closed cell liquid foam for multiple applications
  • Versatile insulation, soundproofing and flotation foam
  • Ideal to sculpt, cast, carve and fill voids
  • 4LB density has excellent buoyancy, taxidermy, and decoy applications
  • Measurement is critical with a working time of 45 sec. and expansion time of 5 min.
  • Temperatures above 75°F is ideal for best results