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Item #:
41981955
4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and
Item #:
41981955
GBP 118
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Only 12 items left in stock.
Order now and get it around Saturday, August 08
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This two-part liquid mix and pour foam for flotation and insulation has a simple 1:1 mix ratio that makes it easy to measure and easy to use.
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What Stands Out
Versatile Applications
This expanding foam kit is ideal for boat flotation, dock insulation, and soundproofing, making it a highly versatile solution for various projects and needs.
High Density Foam
With a 2 lb. density, the closed cell polyurethane foam offers exceptional buoyancy and thermal insulation, ensuring durability and effectiveness in various environments.
Easy to Use
The two-part kit simplifies application, allowing users to quickly and efficiently fill voids, providing reliable results without professional assistance.
Product Details
- 2 lb. density pourable urethane foam for flotation and insulation
- Simple 1:1 mix ratio for easy measurement and use
- Suitable for underfloor cavities, flotation chambers, and dock floats
- Expands fast for maximum buoyancy and safety
- Adheres to almost every surface but requires a clean and prepped work area
- Recommended temperature range for proper expansion: 75-80°F
| Industrial sealant type | Expanding Foam |
| Material | Polyurethane |
| Size | 2 Gallon Kit |
| Weight | 20 lb (9.07 kg) |
| Rec location | Indoor and Outdoor |
| Recommended surface | Floor |
| Brand | Fiberglass Supply Depot |
| Has written warranty | No |
| Piece count | 2 |
Who Should Buy?
-
Boat Owners
Ideal for enhancing flotation and stability of boats while providing insulation against water exposure.
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Contractors
Useful for sealing voids and gaps in construction projects, ensuring energy efficiency and soundproofing.
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DIY Enthusiasts
Perfect for home improvement projects requiring insulation, soundproofing, or filling spaces seamlessly.
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Large Structures
Not suitable for large-scale applications where industrial solutions are necessary for effective insulation and support.
Product Description
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Customer Questions & Answers
-
Question:
What is the mix ratio of this foam?
Answer: It has a simple 1:1 mix ratio. -
Question:
What can I use this foam for?
Answer: It is ideal for filling underfloor cavities, flotation chambers, dock floats, and more. -
Question:
Does it stick well?
Answer: Yes, it sticks to almost everything for proper adhesion.
Fiberglass Supply Depot Spray Foam Insulation Editorial Review
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Customer Reviews & Ratings
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23 July 2026 · via Trustpilot
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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.
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GBP 118
Order now and get it around Saturday, August 08
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 12 items left in stock.
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Easy to use and pourable liquid foam
- Sticks to almost everything for proper adhesion
- Recommended temperature range for proper expansion is 75-80°F
- 2 lb. density foam for maximum buoyancy and safety
- Ideal for filling underfloor cavities, flotation chambers, dock floats, etc.
- Improves chances of staying afloat in the event of an accident
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