could this me used for settng fence posts?

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.

Will this skin inside a mold? Self skinning without direct air or moisture exposure for casting.

No this will not set up without air

What is the shelf life of this product?

Approximately 6 months from the manufacture date.

Will this work for archery targets?

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

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

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)

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)

Product ID: 692715742

Details

Brand
Fiberglass
Item Form
Liquid
Material
Resin
Special Feature
Soundproofing
Specific Uses For Product
Boats Dock

📏1.5 cu ft expansion volume for maximum fill

⏱️5 min full cure time for rapid project turnaround

⚖️6 lb density for rock-solid durability

Buy anything from 5,000+ international stores. One checkout price. No surprise fees. Join 2M+ shoppers on Desertcart.

18249552₫

Duties & taxes included

In stock

Sold byAmazon VietnamDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Vietnam.

Secure transaction

Description

🚀 Expand your projects with foam that works as fast and hard as you do!

RAPID 5 MINUTE CURE - Get from mix to solid in just 5 minutes—perfect for fast-paced projects and last-minute fixes.
HIGH DENSITY STRENGTH - 6 lb density foam delivers unmatched rigidity and durability for flotation, carving, and structural fills.
MASSIVE EXPANSION POWER - Expands up to 4x liquid volume, filling voids and cavities with ease—never leave gaps behind.
RESIN COMPATIBLE FINISH - Fully cured foam laminates seamlessly with polyester, epoxy, or vinyl ester resins without melting or damage.
VERSATILE MULTI USE FORMULA - Ideal for boats, docks, soundproofing, insulation, taxidermy molds, and sculpting—one kit, endless possibilities.

This 6 lb density, 2-part polyurethane expanding foam kit delivers 1.5 cubic feet of rock-solid, closed-cell foam in just 5 minutes. Engineered for professional-grade flotation, soundproofing, insulation, and sculpting, it expands rapidly to fill voids and bonds aggressively to surfaces. Compatible with major resin types, it’s the go-to solution for millennial pros seeking durable, versatile, and fast-curing foam for boats, docks, and creative projects.

Specifications

ASIN	B0BBH4XQ9P
Brand	Fiberglass Supply Depot
Brand Name	Fiberglass Supply Depot
Colour	Clear
Compatible Material	Vinyl
Container Type	Can
Country of Publication	USA
Customer Reviews	4.4 out of 5 stars 181 Reviews
Full Cure Time	5 Minutes
Global Trade Identification Number	00819794023221
Item Form	Liquid
Item Package Quantity	1
Item Weight	2.72 kg
Manufacturer	Fiberglass Supply Depot Inc.
Manufacturer Part Number	FBACPOLY6LBGK
Material	Resin
Material Type	Resin
Model	FBACPOLY6LBGK
Number of Pieces	2
Other Special Features of the Product	Soundproofing, Insulation, Buoyancy
Special Feature	Soundproofing, Insulation, Buoyancy
Specific Uses For Product	Boats, Dock Flotation, Soundproofing, Filling Voids, Insulation
Viscosity Level	Low
Volume	128 Fluid Ounces
Water Resistance Level	Not Water Resistant

Reviews

Z**N

26.11.2025

B**S

16.08.2024

A**Y

4.10.2025

F**Y

29.10.2025

D**D

23.12.2025

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

Pooja R.

The customer service exceeded my expectations. Perfect for buying products you can't find elsewhere.

1 week ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.