Stop Heat Leakage

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  1. Make sure peepholes are plugged with peephole plugs.
  2. Make sure hole for vent is proper. Check Vent-Sure instructions for proper hole sizes.
  3. If you are using a different brand of vent make sure it is the appropriate size for the kiln. Check with the vent manufacturer and tell them how many cubic feet are in the kiln.
  4. If the lid or bottom is cracked check to see if it seems to leaking much heat at high temperatures. Patch or replace if extreme.