Beest FullStop™ Spray Foam — Technical Specifications

Foam Type:

• Polyurethane-based, single-component spray foam

• Designed for high-density insulation and long-term thermal performance

R-Value:

• R-Value per Inch: 4.12

• R-Value per 2": 8.24

• High thermal resistance for consistent temperature control

Application & Coverage:

• Recommended Spray Thickness: 2 inches (optimal for maximum R-Value)

• Coverage (per 12 cans):

  ~240 sq. ft. at 1" thickness

  ~120 sq. ft. at 2" thickness (2 -1" coats recommended)

• Suitable for filling cavities, gaps, and uneven surfaces

Cure & Expansion:

• Full Cure Time: Approximately 6 hours

• Expansion Rate: High — expands to fill and seal voids for an airtight, rigid structure

Adhesion & Substrate Compatibility:

• Bonds effectively to wood, metal, concrete, drywall, and OSB

• Engineered for both smooth and irregular surfaces

Operating & Application Conditions:

• Recommended Application Temperature: 68–77°F (20–25°C)

• Service Temperature Range: -40°F to +176°F (typical for polyurethane foams)

• Maintains structural integrity across temperature variations

Appearance & Finish:

• Cures to a hard, durable surface that can be trimmed or coated after curing

Common Application Areas:

• Garages

• Basements

• Attics

• Ceilings & Walls

• Vans, Cabins, and Hunting Blinds