Firewood Central Envi Hardwood Fuel Blocks (3-Pack) – 100% Natural Compressed Sawdust, Long Burn & High Heat for Fireplaces, Stoves & Fire Pits – by Bio-Diversity

Experience cleaner, longer-lasting heat with Firewood Central’s Envi Blocks by Bio-Diversity — your smart, sustainable fuel solution! 

Key Product Features 

• Clean & Efficient Burning – Made from 100% kiln-dried hardwood sawdust with an ultra-low 8% moisture content, for long-lasting, high-heat burns and minimal ash or creosote 
• Pure & Chemical-Free – Contains no additives, binders, or toxins - just dense, compressed hardwood sawdust that delivers clean, consistent heat without bark, bugs, or mess 
• Eco-Friendly & Carbon Neutral – A sustainable and carbon-neutral alternative to traditional firewood and fossil fuels 
• Versatile & Long-Lasting Heat – Ideal for indoor and outdoor use in fireplaces, fire pits, stoves, and furnaces, each block burns 8–10 hours in controlled stoves or 2–3 hours in open fireplaces and fire pits 
• Compact & Mess-Free Storage – Neatly bundled in 3-block packs with a uniform shape for easy, clean, and stackable storage and hassle-free handling - free of debris and insects 

Firewood Central Envi Blocks by Bio-Diversity are eco-friendly and made from 100% kiln-dried hardwood sawdust with no additives or chemicals. With just 8% moisture content, they produce high heat output with minimal ash and reduced creosote buildup, making chimney maintenance easier. Their dense, compressed design provides long burn times—8 to 10 hours in controlled stoves or 2 to 3 hours in open fireplaces and fire pits—offering efficient and cost-effective heating. Carbon-neutral and crafted from recycled hardwood, these blocks support sustainable living without compromising performance. Packaged in neat, stackable 3-pack bundles free of bark, bugs, and dirt, Envi Blocks ensure clean, mess-free storage and easy handling for fireplaces, wood stoves, fire pits, and furnaces.