Fire Glass Calculator
Calculate the amount of fire glass needed for fire pits and fireplaces.
Length of fire pit
Width of fire pit
Recommended: 1.5 - 3 inches
Select your preferred color
Glass Needed
0.0
lbs
Volume
0.0
in³
Est. Cost
$0
USD
Area
0.0 in²
Bags (10 lbs)
0.0
Density
95 lb/ft³
Coverage
0.0 in²/lb
Glass Type
Crushed Glass
tempered
Recommended Depth
2.0
inches
Color
Amber
selected
For gas fire pits, use 1.5-2" depth. For wood-burning, use 2-3" depth.
1 ft³ = 1,728 in³ · Glass density ≈ 95 lb/ft³
Coverage ≈ 15 in² per lb at 2" depth