I've never seen that. I have seen however that the owners manuals all say to use them with an "adequate supply of fresh air."davidmcbeth3 wrote:Unvented appliances are only to be used for 2 hrs max out of 24 hrs ...
- Posts: 4716
- Joined: Wed. May. 17, 2006 8:12 pm
- Stoker Coal Boiler: 1981 EFM DF520
- Hand Fed Coal Stove: Jotul 507 on standby
- Coal Size/Type: Lehigh anthracite/rice coal
- Location: Forest Hill MD