Candleholders on the frontier of the Ohio country could be as plain or as fancy as the local craftsmen had the ability and ...

The TUVKORNELL is a set of candleholders that come in bright orange (hence why it’s included in the Halloween collection).

You can access the secret door by using the Glass Candle and getting the True Vision perk. Once inside, you'll find four candles, and all need to be lit to access Limbo in Sol's RNG.

Glass oil candles were popular in the 1970s, and are making a comeback. Many older brands can be found at thrift stores and used again if in good shape.