To start in a fireplace or wood stove
Start with 3 blocks in a teepee formation with paper, cardboard and /or kindling. Once burning for 30-45 mins push block to a rear corner of your stove. If desired add more blocks.
EcoFire Bricks provide alot of heat also ecofire bricks expand in the first 15-20 minutes of burning.
Do Not fill your stove more than 2/3's full.