![2 Lb Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (Quart Kit) : Amazon.co.uk: Sports & Outdoors 2 Lb Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (Quart Kit) : Amazon.co.uk: Sports & Outdoors](https://m.media-amazon.com/images/I/81wNSh2ZNiL.jpg)
2 Lb Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (Quart Kit) : Amazon.co.uk: Sports & Outdoors
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4 Lb. Density Expanding Pour Foam, 2 Part Polyurethane Closed Cell Liquid Foam for Boat and Dock Flotation, Soundproofing, Filling Voids, and Insulation (1 Gallon Kit) : Amazon.co.uk: DIY & Tools
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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
![Two-Part Expanding Polyurethane Marine Flotation Foam for Permanent Flotation, Thermal Insulating, and Soundproofing - China Polyurethane Marine Flotation Foam, Two-Part Expanding Polyurethane Foam | Made-in-China.com Two-Part Expanding Polyurethane Marine Flotation Foam for Permanent Flotation, Thermal Insulating, and Soundproofing - China Polyurethane Marine Flotation Foam, Two-Part Expanding Polyurethane Foam | Made-in-China.com](https://image.made-in-china.com/202f0j00taNbvGpDVEcV/Two-Part-Expanding-Polyurethane-Marine-Flotation-Foam-for-Permanent-Flotation-Thermal-Insulating-and-Soundproofing.jpg)
Two-Part Expanding Polyurethane Marine Flotation Foam for Permanent Flotation, Thermal Insulating, and Soundproofing - China Polyurethane Marine Flotation Foam, Two-Part Expanding Polyurethane Foam | Made-in-China.com
![How can I add flotation foam up underneath these areas? I am not drilling holes and pouring from the outside. Looking for other ideas. Thanks : r/boatbuilding How can I add flotation foam up underneath these areas? I am not drilling holes and pouring from the outside. Looking for other ideas. Thanks : r/boatbuilding](https://preview.redd.it/how-can-i-add-flotation-foam-up-underneath-these-areas-i-am-v0-qgghinvdpm5b1.jpg?auto=webp&s=22291434c74464d1d93947da5fe61bf386a1dc80)