Have you tried posting an ad on CL asking if anyone has a stove with a glass door and 6" exhaust they would be willing to rent you for the contest?
Worth a shot if you mention you will give them a deposit in US cash and put a link to the contest and your invention.
Worth a shot if you mention you will give them a deposit in US cash and put a link to the contest and your invention.

![[Hearth.com] Stove required for "Wood Stove Design Challenge" [Hearth.com] Stove required for "Wood Stove Design Challenge"](https://www.hearth.com/talk/data/attachments/116/116816-dfab8dbf89f2ba01d84f8f5b0d4e33c0.jpg?hash=9_n59oYnTT)
![[Hearth.com] Stove required for "Wood Stove Design Challenge" [Hearth.com] Stove required for "Wood Stove Design Challenge"](https://www.hearth.com/talk/data/attachments/116/116931-cf4371b7b28ca73ac525359bfead3006.jpg?hash=svaiohyZWR)
![[Hearth.com] Stove required for "Wood Stove Design Challenge" [Hearth.com] Stove required for "Wood Stove Design Challenge"](https://www.hearth.com/talk/data/attachments/116/116970-4faed32b96145c06f563e6a5a74f546a.jpg?hash=U-oWsuKIvi)
![[Hearth.com] Stove required for "Wood Stove Design Challenge" [Hearth.com] Stove required for "Wood Stove Design Challenge"](https://www.hearth.com/talk/data/attachments/116/116971-b3930b9444df7dbc2523612f7d76f3d4.jpg?hash=74QOhk-GWR)