KAYSO INC Lava Rocks - Decorative Landscaping Rocks or Gas Fire Pits Rocks, 3/4" (.75") (10 Lbs, Black Lava Rock)

KAYSO INC Lava Rocks - Decorative Landscaping Rocks or Gas Fire Pits Rocks, 3/4" (.75") (10 Lbs, Black Lava Rock)

• Lava Rocks size ranges from 1/2" to 1-1/2" - Available in Black or Red - 10 Pounds or 40 Pounds
• Lava rocks can be used with Fire Pits, Fireplaces, or Decoratively
• Lava Rocks is heat proof and ideal usage in Indoor and Outdoor Gas Fire Pits and Fireplaces
• Calculating How Much Lava Rocks You Need - Circular/Round Fire Pit - To calculate how many pounds of Lava Rocks you'll be needing for your project, simply: Radius (Inches) x Radius (Inches) x 3.14 = Square Inches / Then Divide the Square Inches you have by 16 = Number of Pounds you'll be needing (This is calculated for the optimal depth for Lava Rocks of 2" Deep)