2 Lb Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (2 Gallon Kit): Amazon.com: Industrial & Scientific
Pour Foam - A & B | 5 Gallon Pail Kit
TotalBoat 6 Lb Density Expanding Foam Kit, 2 Part Closed Cell Polyurethane Liquid Foam for Boat Flotation, Casting, Carving, Sculpture, Reinforcement and Void Filling (2 Gallon Kit): Amazon.com: Industrial & Scientific
Resin Art Cool new discovery/Expandable Foam filler as texture? - YouTube
2lb. Boat Expanding Pour Foam, Polyurethane Closed Cell Pour Foam- Coast Guard Approved (2 Gallon Kit) - Walmart.com
Expanding foam - ABL (STEVENS) Resin & Glass
Expanding Foam (Pour Foam/Two Part Foam) - LeapTech Composite Materials and Parts
Epoxy or Polyurethane Foam for Concrete Repair? | My Foundation Repairs