✅ 1 GALLON KIT INCLUDES - 2 x 1/2 gallon units for a total of 1 gallon mixed product. See the chart for instructions on expansion per kit size in the listing images.
✅ LIQUID FOAM INSULATION - The ideal foam for marine applications, our liquid urethane is great for soundproofing and insulating. Use it to fill dock floats or gaps and cavities in boat parts.
✅ IMPRESSIVE STRENGTH - Urethane is both lightweight and extremely reliable. After curing into its rigid form, our insulating foam boasts a 95 to 98% closed cell structure with a 2lb density.
✅ EASY TO USE - Great even for novice boat owners! This pourable liquid urethane foam is very easy to work with and expands rapidly. Mix Parts A & B at a 1:1 ratio for best results.
✅ QUICK SETTING - Our expanding foam has a short curing time and minimal shrinkage, leaving your boat ready for use just hours after application. The foam hardens in place within 10 minutes.
✅ LONG LASTING RESULTS - Once cured, urethane is unaffected by gasoline, oil, fresh or saltwater, or solvents, making it one of the most dependable and enduring materials for boating needs.
✅ SHIPPING - Please note that only single item orders can ship via FedEx 2day, Multiple item orders will only be sent via UPS ground.

Can’t hear yourself think while on your boat?


Being out on the water gives you a sense of freedom and relaxation unlike any other… but you have to admit that it is somewhat ruined by the constant noise of the engines. Fortunately, soundproofing your craft is easier than you think, and it has other benefits too.


We offer a product that not only cuts down on the ambient noise produced by your boat, but also improves thermal insulation and adds buoyancy to give you greater peace of mind.


Enjoy better safety and comfort with this Liquid Urethane foam kit by Lab X Creations!


Our liquid urethane foam kit is the ideal choice for marine applications, and you can easily shape it to fill any void in your ship. It is a lightweight, powerful substance that adds extra buoyancy to your boat’s floatation chambers or even your docks, keeping them afloat no matter what.


Block sounds and maintain a comfortable temperature inside your boat with this insulating flotation foam! Our urethane also has a 95 to 98% closed cell structure once it has finished curing, making it immune to damage from gasoline, oil, fresh or saltwater, or solvents.


This pourable urethane foam cures rapidly, after which you can carve, cut or sand it into shape. It can even be coated with any type of polyester, epoxy or vinyl ester resin without melting. To avoid waste, please follow the recommended temperature range (above 75° F) and pour in small batches.


What else should you know about our foam kit?


✅ Flotation range of 100-120 lbs. per quart

✅ Ideal working temperature is 75°F or above

✅ Allows for twenty seconds for mixing and pouring

✅ Use on a clean surface to ensure proper bonding


Enhance your boat’s feel, durability and performance. Add this Liquid Urethane foam kit by Lab X Creations to your cart today!