All-natural Wood Product
  • Bio-Diversity Envi Blocks are an all-natural wood product made from a naturally renewable resource (hardwood sawdust and shavings).
  • They contain no additives, binders or chemicals, so they burn clean without releasing toxins into the environment. Designed for use in fireplaces, wood stoves, wood furnaces and fire pits, they’re a perfect alternative to firewood. Ultra-efficient, Envi Blocks will burn for an average of eight to ten hours.* To maximize home heating dollars, you can’t beat the versatility and endurance of Envi Blocks by Bio-Diversity!

We produce two sizes of Envi Block to meet homeowners’ needs

The Envi

  • Our original size of 4”x 4” x 10 ¼”
  • Weighs between 6 and 7 pounds
  • Sold in bulk quantity comprising of packs of containing 3 blocks.

Envi 8

  • Sized at 3 ¼” x 2 ¾” x 9 ½”
  • Weighs between 3 and 4 pounds
  • Sold in bulk quantity comprising of packs containing 6 blocks