Placing House Add-On's, by Levi and Candy
Introduction Tailoring Add-Ons: Loom | Spinning Wheel | Small Bed | Large Bed | Pickpocket's Dip | Training Dummy   Smithing Add-Ons: Anvil | Small Forge | Large Forge   Tinkering Add-Ons: Stone Oven | Flour Mill   Magery Add-Ons: Stone Altar (Abattoir) | Red Pentagram

Loom Facing East
Size of object: 1 tile x 2 tiles
Direction object extends from targeted tile: South
Notes and personal observations:

I have found that the loom looks best placed on the south side of the west wall of a house.
This is due to the appearance that the leg of the loom is sticking through the wall.

Loom Facing South
Size of object: 1 tile x 2 tiles
Direction object extends from targeted tile: East
Notes and personal observations:

None