we have 2 hardware cloth cages built on top of nesting boxes in the coop - no temperature swings, no isolation, no reintegration issues when bird needs to be separated.
I don't think couple of days in the house would matter for your bird in terms of temperature - as long as she is fully feathered and have been in the cold previously. Make sense though to transfer her back on some warmer morning with no exceptionally low night temps expected...
I don't think couple of days in the house would matter for your bird in terms of temperature - as long as she is fully feathered and have been in the cold previously. Make sense though to transfer her back on some warmer morning with no exceptionally low night temps expected...