Skip to the content


Designed for Professional Use ONLY, FROTH-PAK™ Foam Sealant is a two-component, chemically cured polyurethane foam that comes either as a sealant or Class A  fire-rated insulation. Both types of kits expand quickly to  fill cavities, penetrations, and gaps greater than two inches. FROTH-PAK Polyurethane Foam Systems help improve the comfort, health, performance and energy efficiency of any building. It also helps offer lower long-term cost of ownership compared to drum and rig systems.


This series of videos gives you a first hand look at how to use Lentus products properly and gives you tips to get the most out of the tools you use. 

Lentus Ask The Expert

Have a question about a particular product or application?  Leverage the knowledge of our product experts.

They will get back to you with the information you need.

Contact Lentus today to discover all the ways we can deliver for you.