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Two part expanding foam used for adding support to fiberglass tubs with soft bottoms.
REQUIRES PART B
Free Rise Density: 16.0 lbs per cubic ft.
Expansion Rate: Approx. 4x Liquid Volume
Buoyancy (flotation): 46 LBs per Cubic Ft.
Parallel Compressive Strength: 580 psi
Tensile Strength: 450 psi
Shear Strength: 230 psi
Flexural Strength: 750 psi