Sika Boom®-121 Insulation

Usage

• Rim joist sealer.
• Roofs, attics, basements, interior walls, interfloor overlapping.
• Air sealing and insulating.
• Elimination of thermal bridges.

 

Advantages

• 20 board feet coverage
• R value of 5,66 (per inch).
• Excellent thermal insulation value (0.025 W/(m.K).
• Excellent adhesion to many building materials.
• May be applied at temperatures between +5 °C and 30 °C.
• Yield up to 3 m² with 1.5 cm thickness for one layer if applied from a distance of ~40 cm with normal application speed.
• Paintable.
• Does not contain any propellant gases.