---
product_id: 684403191
title: "6 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boats, Dock Flotation, Carving, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)"
brand: "fiberglass supply depot"
price: "Rp1542930"
currency: IDR
in_stock: false
url: https://www.desertcart.id/products/684403191-6-lb-density-expanding-pour-foam-2-part-polyurethane-closed
store_origin: ID
region: Indonesia
---

# Closed-cell foam for premium soundproofing 1.5 cu ft coverage per gallon kit 6 lb density for superior buoyancy 6 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boats, Dock Flotation, Carving, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)

**Brand:** fiberglass supply depot
**Price:** Rp1542930
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Elevate your projects with foam that floats, fills, and silences!

## Quick Answers

- **What is this?** 6 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boats, Dock Flotation, Carving, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit) by fiberglass supply depot
- **How much does it cost?** Rp1542930 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/684403191-6-lb-density-expanding-pour-foam-2-part-polyurethane-closed)

## Best For

- fiberglass supply depot enthusiasts

## Why This Product

- Trusted fiberglass supply depot brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Fill Every Void:** Expands to fill 1.5 cubic feet, sealing gaps with precision
- • **Float Like a Pro:** 6 lb density ensures unmatched dock & boat flotation support
- • **Silent Sanctuary:** Closed-cell structure blocks noise for peaceful environments
- • **Multi-Task Master:** Perfect for carving, insulation, soundproofing, and structural filling
- • **Pro-Grade Performance:** Trusted by DIY pros with a 4.4-star rating from 196 users

## Overview

This 1-gallon 2-part polyurethane expanding foam kit delivers 6 lb density closed-cell foam, covering 1.5 cubic feet. Ideal for boat and dock flotation, soundproofing, insulation, and filling voids, it combines professional-grade performance with versatile applications, backed by strong customer satisfaction.

## Description

Shop 6 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boats, Dock Flotation, Carving, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit). Free delivery on eligible orders of £20 or more.

## Features

- Causes skin irritation.
- Harmful if inhaled.
- May cause allergy or asthma symptoms or breathing difficulties if inhaled.
- May cause an allergic skin reaction.
- May cause damage to organs (respiratory tract) through prolonged or repeated exposure (if inhaled).
- May cause respiratory irritation.
- Soundproofing, Insulation, Buoyancy

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BBH4XQ9P |
| Best Sellers Rank | 472,967 in DIY & Tools ( See Top 100 in DIY & Tools ) 406 in Expanding Foams |
| Brand | Fiberglass Supply Depot |
| Coverage | 1.5 cubic feet |
| Customer Reviews | 4.4 4.4 out of 5 stars (197) |
| Global Trade Identification Number | 00819794023221 |
| Item Weight | 2.72 kg |
| Manufacturer | Fiberglass Supply Depot Inc. |
| Material | Resin |
| Model Number | FBACPOLY6LBGK |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | FBACPOLY6LBGK |
| Recommended Uses For Product | Boat and Dock Flotation, Soundproofing, Filling Voids, Insulation |
| Unit Count | 1.0 count |

## Product Details

- **Brand:** Fiberglass Supply Depot
- **Global Trade Identification Number:** 00819794023221
- **Material:** Resin
- **Number of Packs:** 1
- **Recommended uses for product:** Boat and Dock Flotation, Soundproofing, Filling Voids, Insulation

## Images

![6 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boats, Dock Flotation, Carving, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit) - Image 1](https://m.media-amazon.com/images/I/61Gi2RbcrRL.jpg)
![6 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boats, Dock Flotation, Carving, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit) - Image 2](https://m.media-amazon.com/images/I/41p1bPHNrtL.jpg)
![6 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boats, Dock Flotation, Carving, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit) - Image 3](https://m.media-amazon.com/images/I/51Hwtv3BUKL.jpg)
![6 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boats, Dock Flotation, Carving, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit) - Image 4](https://m.media-amazon.com/images/I/41FGNpJT8UL.jpg)
![6 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boats, Dock Flotation, Carving, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit) - Image 5](https://m.media-amazon.com/images/I/51PWKwLhHKL.jpg)

## Questions & Answers

**Q: could this me used for settng fence posts?**
A: This foam is very strong & it will bond doesn't soak in ground I would not be afraid to use as a fence post filler.

**Q: Will this skin inside a mold? Self skinning without direct air or moisture exposure for casting.**
A: No this will not set up without air

**Q: What is the shelf life of this product?**
A: Approximately 6 months from the manufacture date.

**Q: Will this work for archery targets?**
A: Yes this foam will expand to fill in shot out areas on a foam target you can sand flush once it hardens let it set up for about an hour

## Frequently Bought Together

- 6 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boats, Dock Flotation, Carving, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit)
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- 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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**Shop now:** [https://www.desertcart.id/products/684403191-6-lb-density-expanding-pour-foam-2-part-polyurethane-closed](https://www.desertcart.id/products/684403191-6-lb-density-expanding-pour-foam-2-part-polyurethane-closed)

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*Product available on Desertcart Indonesia*
*Store origin: ID*
*Last updated: 2026-10-11*