Fire Glass for a Rectangular Fire Pit

The Fire Glass for a Rectangular Fire Pit calculator computes the pounds and number of bags of fire glass needed for a rectangular fire pit.

INSTRUCTIONS: Choose units and enter the following:

• (W) Width of Fire Pit
• (L) Length of Fire Pit
• (Dp) Depth of glass in Fire Pit

Glass for Fire Pit (Wt): The calculator returns the weight of the glass rocks needed in pounds and the approximate number of 10 pound and 25 pound containers (cartons or bags).

The Math / Science

Fire pits work on propane or natural gas and they provide warmth and atmosphere to your outdoor landscape.  Your fire pit needs to diffuse the gas on the fire pit surface through an attractive BUT non-combustible material like lava rocks or glass.  

The Stone or Glass for a Round Fire Pit calculator computes the number of bags of lava rocks or exotic glass needed for at round fire pit based on the dimensions of the fire pit and depth of material (glass or lava rocks).

Fireplace and Fire Pit Calculators

Fire Glass Calculators

• Glass Rocks for a Fireplace
• Glass Rocks for a Rectangular Fire Pit
• Glass Rocks for a Circular Fire Pit
• Glass Rocks for an Oval Fire Pit

Lava Rock Calculators

• Lava Rocks for a Fireplace
• Lava Rocks for a Rectangular Fire Pit
• Lava Rocks for a Circular Fire Pit
• Lava Rocks for an Oval Fire Pit