Mega Foam A high performance, polyurethane expanding foam available for use as an aerosol grade using patented adaptor or by simply fixing a gun applicator can be used as gun grade.
Arc Polyurethane Expanding Foam – Arc Building Products
DSTOCK60 Set of 3 Foams - Expanding Foam 750ml - Professional Polyurethane Foam - ISOLE, Glue and Return Function - Outside and Inside : Amazon.de: Business, Industry & Science
ABRO PUF-750 Multipurpose Expandable PU Foam Insulation Sealant Spray for Window, Tile, Door & AC Gaps (750ml) : Amazon.in: Car & Motorbike