A carved teak table flatpack can be made at a workbench (Steel framed bench or better) in the workshop of a player-owned house. This requires 45 Construction, uses 6 teak planks, 4 bolts of cloth and gives 600 experience. The flatpack can then be used on the table hotspot in the Dining room while in building mode. This requires no Construction level and gives no experience.
The cost of making and selling a carved teak table flatpack from scratch gives a profit of: -9,569
After completing the hard Fremennik achievements, they can also be traded to Advisor Ghrim in exchange for 630 coins being added to your kingdom's coffers in Miscellania. See Flatpack: Miscellania reselling for details.